/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe023_tso.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd
[2022-02-09 10:58:46,914 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-02-09 10:58:46,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-02-09 10:58:46,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-02-09 10:58:46,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-02-09 10:58:46,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-02-09 10:58:46,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-02-09 10:58:46,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-02-09 10:58:46,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-02-09 10:58:46,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-02-09 10:58:46,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-02-09 10:58:46,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-02-09 10:58:46,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-02-09 10:58:46,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-02-09 10:58:46,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-02-09 10:58:46,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-02-09 10:58:46,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-02-09 10:58:46,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-02-09 10:58:46,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-02-09 10:58:46,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-02-09 10:58:46,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-02-09 10:58:46,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-02-09 10:58:46,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-02-09 10:58:46,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-02-09 10:58:46,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-02-09 10:58:46,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-02-09 10:58:46,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-02-09 10:58:46,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-02-09 10:58:46,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-02-09 10:58:46,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-02-09 10:58:46,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-02-09 10:58:46,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-02-09 10:58:46,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-02-09 10:58:46,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2022-02-09 10:58:46,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-02-09 10:58:46,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2022-02-09 10:58:46,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-02-09 10:58:46,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-02-09 10:58:46,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2022-02-09 10:58:46,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2022-02-09 10:58:46,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-02-09 10:58:46,993 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf
[2022-02-09 10:58:47,034 INFO L113 SettingsManager]: Loading preferences was successful
[2022-02-09 10:58:47,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-02-09 10:58:47,035 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-02-09 10:58:47,035 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-02-09 10:58:47,035 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-02-09 10:58:47,036 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-02-09 10:58:47,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-02-09 10:58:47,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-02-09 10:58:47,036 INFO L138 SettingsManager]: * Use SBE=true
[2022-02-09 10:58:47,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-02-09 10:58:47,037 INFO L138 SettingsManager]: * sizeof long=4
[2022-02-09 10:58:47,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-02-09 10:58:47,037 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-02-09 10:58:47,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-02-09 10:58:47,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-02-09 10:58:47,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-02-09 10:58:47,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-02-09 10:58:47,038 INFO L138 SettingsManager]: * sizeof long double=12
[2022-02-09 10:58:47,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-02-09 10:58:47,038 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-02-09 10:58:47,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-02-09 10:58:47,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-02-09 10:58:47,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-02-09 10:58:47,039 INFO L138 SettingsManager]: * To the following directory=./dump/
[2022-02-09 10:58:47,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-02-09 10:58:47,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-02-09 10:58:47,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-02-09 10:58:47,040 INFO L138 SettingsManager]: * Construct finite automaton lazily=true
[2022-02-09 10:58:47,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2022-02-09 10:58:47,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-02-09 10:58:47,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-02-09 10:58:47,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-02-09 10:58:47,041 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF
[2022-02-09 10:58:47,041 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2022-02-09 10:58:47,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-02-09 10:58:47,042 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2022-02-09 10:58:47,042 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2022-02-09 10:58:47,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2022-02-09 10:58:47,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-02-09 10:58:47,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-02-09 10:58:47,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-02-09 10:58:47,285 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-02-09 10:58:47,285 INFO L275 PluginConnector]: CDTParser initialized
[2022-02-09 10:58:47,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe023_tso.i
[2022-02-09 10:58:47,337 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/064611c46/158a41afb61145f4a8be9d0cc4ce1c5a/FLAG20bf16cf8
[2022-02-09 10:58:47,795 INFO L306 CDTParser]: Found 1 translation units.
[2022-02-09 10:58:47,796 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_tso.i
[2022-02-09 10:58:47,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/064611c46/158a41afb61145f4a8be9d0cc4ce1c5a/FLAG20bf16cf8
[2022-02-09 10:58:48,140 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/064611c46/158a41afb61145f4a8be9d0cc4ce1c5a
[2022-02-09 10:58:48,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-02-09 10:58:48,143 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2022-02-09 10:58:48,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-02-09 10:58:48,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-02-09 10:58:48,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-02-09 10:58:48,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 10:58:48" (1/1) ...
[2022-02-09 10:58:48,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5242667b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48, skipping insertion in model container
[2022-02-09 10:58:48,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 10:58:48" (1/1) ...
[2022-02-09 10:58:48,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-02-09 10:58:48,206 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-02-09 10:58:48,339 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_tso.i[945,958]
[2022-02-09 10:58:48,498 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-02-09 10:58:48,507 INFO L203 MainTranslator]: Completed pre-run
[2022-02-09 10:58:48,522 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_tso.i[945,958]
[2022-02-09 10:58:48,568 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-02-09 10:58:48,602 INFO L208 MainTranslator]: Completed translation
[2022-02-09 10:58:48,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48 WrapperNode
[2022-02-09 10:58:48,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-02-09 10:58:48,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-02-09 10:58:48,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-02-09 10:58:48,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-02-09 10:58:48,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48" (1/1) ...
[2022-02-09 10:58:48,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48" (1/1) ...
[2022-02-09 10:58:48,662 INFO L137 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71
[2022-02-09 10:58:48,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-02-09 10:58:48,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-02-09 10:58:48,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-02-09 10:58:48,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-02-09 10:58:48,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48" (1/1) ...
[2022-02-09 10:58:48,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48" (1/1) ...
[2022-02-09 10:58:48,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48" (1/1) ...
[2022-02-09 10:58:48,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48" (1/1) ...
[2022-02-09 10:58:48,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48" (1/1) ...
[2022-02-09 10:58:48,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48" (1/1) ...
[2022-02-09 10:58:48,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48" (1/1) ...
[2022-02-09 10:58:48,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-02-09 10:58:48,696 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-02-09 10:58:48,696 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-02-09 10:58:48,696 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-02-09 10:58:48,712 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48" (1/1) ...
[2022-02-09 10:58:48,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-02-09 10:58:48,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-02-09 10:58:48,749 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)
[2022-02-09 10:58:48,772 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
[2022-02-09 10:58:48,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2022-02-09 10:58:48,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2022-02-09 10:58:48,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-02-09 10:58:48,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-02-09 10:58:48,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-02-09 10:58:48,788 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2022-02-09 10:58:48,788 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2022-02-09 10:58:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2022-02-09 10:58:48,789 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2022-02-09 10:58:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2022-02-09 10:58:48,789 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2022-02-09 10:58:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-02-09 10:58:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2022-02-09 10:58:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-02-09 10:58:48,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-02-09 10:58:48,791 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-02-09 10:58:48,883 INFO L234 CfgBuilder]: Building ICFG
[2022-02-09 10:58:48,885 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-02-09 10:58:49,079 INFO L275 CfgBuilder]: Performing block encoding
[2022-02-09 10:58:49,085 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-02-09 10:58:49,086 INFO L299 CfgBuilder]: Removed 0 assume(true) statements.
[2022-02-09 10:58:49,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 10:58:49 BoogieIcfgContainer
[2022-02-09 10:58:49,088 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-02-09 10:58:49,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-02-09 10:58:49,090 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-02-09 10:58:49,093 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-02-09 10:58:49,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 10:58:48" (1/3) ...
[2022-02-09 10:58:49,094 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e76533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 10:58:49, skipping insertion in model container
[2022-02-09 10:58:49,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:48" (2/3) ...
[2022-02-09 10:58:49,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e76533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 10:58:49, skipping insertion in model container
[2022-02-09 10:58:49,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 10:58:49" (3/3) ...
[2022-02-09 10:58:49,096 INFO L111 eAbstractionObserver]: Analyzing ICFG safe023_tso.i
[2022-02-09 10:58:49,101 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-02-09 10:58:49,101 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-02-09 10:58:49,101 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2022-02-09 10:58:49,101 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-02-09 10:58:49,142 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,143 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,143 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,143 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,143 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,143 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,143 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,144 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,144 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,144 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,144 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,145 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,145 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,145 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,145 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,145 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,145 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,146 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,146 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,146 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,146 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,146 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,147 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,147 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,148 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,148 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,148 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,148 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,148 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,152 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,152 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,152 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,152 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,154 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,154 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,154 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,154 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,155 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,155 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,156 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,156 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-09 10:58:49,156 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2022-02-09 10:58:49,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2022-02-09 10:58:49,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-02-09 10:58:49,207 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2022-02-09 10:58:49,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2022-02-09 10:58:49,247 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2022-02-09 10:58:49,254 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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=FAST_UPR
[2022-02-09 10:58:49,254 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2022-02-09 10:58:49,507 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2022-02-09 10:58:49,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 10:58:49,515 INFO L85 PathProgramCache]: Analyzing trace with hash 961703907, now seen corresponding path program 1 times
[2022-02-09 10:58:49,523 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 10:58:49,523 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110736245]
[2022-02-09 10:58:49,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 10:58:49,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 10:58:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 10:58:49,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 10:58:49,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 10:58:49,789 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110736245]
[2022-02-09 10:58:49,789 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110736245] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 10:58:49,791 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 10:58:49,791 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-09 10:58:49,792 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46330522]
[2022-02-09 10:58:49,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 10:58:49,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2022-02-09 10:58:49,800 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 10:58:49,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2022-02-09 10:58:49,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2022-02-09 10:58:49,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:49,827 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-02-09 10:58:49,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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)
[2022-02-09 10:58:49,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:49,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:49,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-02-09 10:58:49,867 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2022-02-09 10:58:49,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 10:58:49,870 INFO L85 PathProgramCache]: Analyzing trace with hash -1011825075, now seen corresponding path program 1 times
[2022-02-09 10:58:49,871 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 10:58:49,871 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837457960]
[2022-02-09 10:58:49,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 10:58:49,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 10:58:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 10:58:50,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 10:58:50,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 10:58:50,203 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837457960]
[2022-02-09 10:58:50,203 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837457960] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 10:58:50,203 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 10:58:50,203 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2022-02-09 10:58:50,203 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119449882]
[2022-02-09 10:58:50,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 10:58:50,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2022-02-09 10:58:50,205 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 10:58:50,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2022-02-09 10:58:50,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2022-02-09 10:58:50,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,206 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-02-09 10:58:50,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 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)
[2022-02-09 10:58:50,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2022-02-09 10:58:50,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-02-09 10:58:50,357 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2022-02-09 10:58:50,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 10:58:50,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1850735159, now seen corresponding path program 1 times
[2022-02-09 10:58:50,358 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 10:58:50,358 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152542103]
[2022-02-09 10:58:50,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 10:58:50,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 10:58:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 10:58:50,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 10:58:50,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 10:58:50,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152542103]
[2022-02-09 10:58:50,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152542103] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 10:58:50,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 10:58:50,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2022-02-09 10:58:50,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506961918]
[2022-02-09 10:58:50,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 10:58:50,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2022-02-09 10:58:50,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 10:58:50,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2022-02-09 10:58:50,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2022-02-09 10:58:50,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,481 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-02-09 10:58:50,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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)
[2022-02-09 10:58:50,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states.
[2022-02-09 10:58:50,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2022-02-09 10:58:50,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2022-02-09 10:58:50,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-02-09 10:58:50,567 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2022-02-09 10:58:50,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 10:58:50,567 INFO L85 PathProgramCache]: Analyzing trace with hash -341677210, now seen corresponding path program 1 times
[2022-02-09 10:58:50,567 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 10:58:50,568 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894840771]
[2022-02-09 10:58:50,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 10:58:50,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 10:58:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 10:58:50,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 10:58:50,666 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 10:58:50,667 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894840771]
[2022-02-09 10:58:50,670 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894840771] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 10:58:50,670 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 10:58:50,671 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2022-02-09 10:58:50,671 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886927906]
[2022-02-09 10:58:50,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 10:58:50,671 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-02-09 10:58:50,672 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 10:58:50,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-02-09 10:58:50,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2022-02-09 10:58:50,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,674 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-02-09 10:58:50,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 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)
[2022-02-09 10:58:50,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states.
[2022-02-09 10:58:50,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2022-02-09 10:58:50,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2022-02-09 10:58:50,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2022-02-09 10:58:50,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2022-02-09 10:58:50,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2022-02-09 10:58:50,835 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2022-02-09 10:58:50,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 10:58:50,836 INFO L85 PathProgramCache]: Analyzing trace with hash 487220240, now seen corresponding path program 2 times
[2022-02-09 10:58:50,836 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 10:58:50,836 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471452450]
[2022-02-09 10:58:50,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 10:58:50,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 10:58:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 10:58:50,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 10:58:50,937 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 10:58:50,938 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471452450]
[2022-02-09 10:58:50,938 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471452450] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 10:58:50,938 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 10:58:50,938 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2022-02-09 10:58:50,938 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645268263]
[2022-02-09 10:58:50,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 10:58:50,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2022-02-09 10:58:50,939 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 10:58:50,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2022-02-09 10:58:50,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2022-02-09 10:58:50,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,940 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-02-09 10:58:50,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 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)
[2022-02-09 10:58:50,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:50,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states.
[2022-02-09 10:58:50,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states.
[2022-02-09 10:58:50,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states.
[2022-02-09 10:58:50,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:51,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:51,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2022-02-09 10:58:51,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2022-02-09 10:58:51,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2022-02-09 10:58:51,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2022-02-09 10:58:51,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2022-02-09 10:58:51,223 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2022-02-09 10:58:51,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-09 10:58:51,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1546528035, now seen corresponding path program 1 times
[2022-02-09 10:58:51,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-09 10:58:51,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180355625]
[2022-02-09 10:58:51,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-09 10:58:51,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-09 10:58:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-09 10:58:51,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-09 10:58:51,365 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-09 10:58:51,365 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180355625]
[2022-02-09 10:58:51,365 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180355625] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-09 10:58:51,365 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-09 10:58:51,366 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2022-02-09 10:58:51,366 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243317744]
[2022-02-09 10:58:51,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-09 10:58:51,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2022-02-09 10:58:51,366 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-09 10:58:51,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2022-02-09 10:58:51,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2022-02-09 10:58:51,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:51,367 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-02-09 10:58:51,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 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)
[2022-02-09 10:58:51,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:51,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states.
[2022-02-09 10:58:51,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states.
[2022-02-09 10:58:51,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states.
[2022-02-09 10:58:51,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states.
[2022-02-09 10:58:51,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:51,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2022-02-09 10:58:51,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2022-02-09 10:58:51,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2022-02-09 10:58:51,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2022-02-09 10:58:51,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2022-02-09 10:58:51,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2022-02-09 10:58:51,660 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining)
[2022-02-09 10:58:51,661 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining)
[2022-02-09 10:58:51,661 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining)
[2022-02-09 10:58:51,661 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining)
[2022-02-09 10:58:51,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2022-02-09 10:58:51,668 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1]
[2022-02-09 10:58:51,670 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2022-02-09 10:58:51,670 INFO L180 ceAbstractionStarter]: Computing trace abstraction results
[2022-02-09 10:58:51,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 10:58:51 BasicIcfg
[2022-02-09 10:58:51,672 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-02-09 10:58:51,673 INFO L158 Benchmark]: Toolchain (without parser) took 3529.35ms. Allocated memory was 187.7MB in the beginning and 269.5MB in the end (delta: 81.8MB). Free memory was 134.8MB in the beginning and 179.3MB in the end (delta: -44.5MB). Peak memory consumption was 38.4MB. Max. memory is 8.0GB.
[2022-02-09 10:58:51,673 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 187.7MB. Free memory is still 152.3MB. There was no memory consumed. Max. memory is 8.0GB.
[2022-02-09 10:58:51,674 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.69ms. Allocated memory was 187.7MB in the beginning and 269.5MB in the end (delta: 81.8MB). Free memory was 134.7MB in the beginning and 233.4MB in the end (delta: -98.7MB). Peak memory consumption was 15.0MB. Max. memory is 8.0GB.
[2022-02-09 10:58:51,674 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.81ms. Allocated memory is still 269.5MB. Free memory was 233.4MB in the beginning and 231.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-02-09 10:58:51,674 INFO L158 Benchmark]: Boogie Preprocessor took 31.89ms. Allocated memory is still 269.5MB. Free memory was 231.3MB in the beginning and 230.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
[2022-02-09 10:58:51,674 INFO L158 Benchmark]: RCFGBuilder took 392.39ms. Allocated memory is still 269.5MB. Free memory was 230.3MB in the beginning and 216.7MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB.
[2022-02-09 10:58:51,675 INFO L158 Benchmark]: TraceAbstraction took 2582.64ms. Allocated memory is still 269.5MB. Free memory was 216.1MB in the beginning and 179.3MB in the end (delta: 36.8MB). Peak memory consumption was 38.4MB. Max. memory is 8.0GB.
[2022-02-09 10:58:51,676 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.12ms. Allocated memory is still 187.7MB. Free memory is still 152.3MB. There was no memory consumed. Max. memory is 8.0GB.
* CACSL2BoogieTranslator took 455.69ms. Allocated memory was 187.7MB in the beginning and 269.5MB in the end (delta: 81.8MB). Free memory was 134.7MB in the beginning and 233.4MB in the end (delta: -98.7MB). Peak memory consumption was 15.0MB. Max. memory is 8.0GB.
* Boogie Procedure Inliner took 58.81ms. Allocated memory is still 269.5MB. Free memory was 233.4MB in the beginning and 231.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
* Boogie Preprocessor took 31.89ms. Allocated memory is still 269.5MB. Free memory was 231.3MB in the beginning and 230.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
* RCFGBuilder took 392.39ms. Allocated memory is still 269.5MB. Free memory was 230.3MB in the beginning and 216.7MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB.
* TraceAbstraction took 2582.64ms. Allocated memory is still 269.5MB. Free memory was 216.1MB in the beginning and 179.3MB in the end (delta: 36.8MB). Peak memory consumption was 38.4MB. Max. memory is 8.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Independence relation benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5258, positive: 5116, positive conditional: 3847, positive unconditional: 1269, negative: 142, negative conditional: 114, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5227, positive: 5116, positive conditional: 3847, positive unconditional: 1269, negative: 111, negative conditional: 83, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5227, positive: 5116, positive conditional: 3847, positive unconditional: 1269, negative: 111, negative conditional: 83, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5676, positive: 5116, positive conditional: 3526, positive unconditional: 1590, negative: 560, negative conditional: 449, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5676, positive: 5116, positive conditional: 724, positive unconditional: 4392, negative: 560, negative conditional: 59, negative unconditional: 501, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5676, positive: 5116, positive conditional: 724, positive unconditional: 4392, negative: 560, negative conditional: 59, negative unconditional: 501, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1315, positive: 1281, positive conditional: 12, positive unconditional: 1269, negative: 34, negative conditional: 6, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1315, positive: 1261, positive conditional: 0, positive unconditional: 1261, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 54, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 34, negative conditional: 6, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 77, positive conditional: 21, positive unconditional: 56, negative: 71, negative conditional: 9, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5676, positive: 3835, positive conditional: 712, positive unconditional: 3123, negative: 526, negative conditional: 53, negative unconditional: 473, unknown: 1315, unknown conditional: 18, unknown unconditional: 1297] , Statistics on independence cache: Total cache size (in pairs): 1315, Positive cache size: 1281, Positive conditional cache size: 12, Positive unconditional cache size: 1269, Negative cache size: 34, Negative conditional cache size: 6, Negative unconditional cache size: 28, Eliminated conditions: 3192, Maximal queried relation: 5, Independence queries for same thread: 31
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.3s, Number of persistent set computation: 456, Number of trivial persistent sets: 236, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1297, positive: 1269, positive conditional: 0, positive unconditional: 1269, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5258, positive: 5116, positive conditional: 3847, positive unconditional: 1269, negative: 142, negative conditional: 114, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5227, positive: 5116, positive conditional: 3847, positive unconditional: 1269, negative: 111, negative conditional: 83, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5227, positive: 5116, positive conditional: 3847, positive unconditional: 1269, negative: 111, negative conditional: 83, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5676, positive: 5116, positive conditional: 3526, positive unconditional: 1590, negative: 560, negative conditional: 449, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5676, positive: 5116, positive conditional: 724, positive unconditional: 4392, negative: 560, negative conditional: 59, negative unconditional: 501, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5676, positive: 5116, positive conditional: 724, positive unconditional: 4392, negative: 560, negative conditional: 59, negative unconditional: 501, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1315, positive: 1281, positive conditional: 12, positive unconditional: 1269, negative: 34, negative conditional: 6, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1315, positive: 1261, positive conditional: 0, positive unconditional: 1261, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 54, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 34, negative conditional: 6, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 77, positive conditional: 21, positive unconditional: 56, negative: 71, negative conditional: 9, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5676, positive: 3835, positive conditional: 712, positive unconditional: 3123, negative: 526, negative conditional: 53, negative unconditional: 473, unknown: 1315, unknown conditional: 18, unknown unconditional: 1297] , Statistics on independence cache: Total cache size (in pairs): 1315, Positive cache size: 1281, Positive conditional cache size: 12, Positive unconditional cache size: 1269, Negative cache size: 34, Negative conditional cache size: 6, Negative unconditional cache size: 28, Eliminated conditions: 3192, Maximal queried relation: 5, Independence queries for same thread: 31
- 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: 18]: 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 for errors in thread instance: ULTIMATE.start with 1 thread instances
CFG has 7 procedures, 115 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 49, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 383 NumberOfCodeBlocks, 383 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 377 ConstructedInterpolants, 0 QuantifiedInterpolants, 1643 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2022-02-09 10:58:51,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0
[2022-02-09 10:58:51,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...