/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.oepc.i
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-177f698
[2020-08-21 22:16:47,165 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-08-21 22:16:47,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-21 22:16:47,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-21 22:16:47,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-21 22:16:47,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-21 22:16:47,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-21 22:16:47,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-21 22:16:47,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-21 22:16:47,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-21 22:16:47,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-08-21 22:16:47,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-21 22:16:47,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-21 22:16:47,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-21 22:16:47,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-21 22:16:47,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-21 22:16:47,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-21 22:16:47,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-21 22:16:47,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-21 22:16:47,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-21 22:16:47,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-21 22:16:47,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-21 22:16:47,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-08-21 22:16:47,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-21 22:16:47,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-21 22:16:47,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-21 22:16:47,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-21 22:16:47,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-21 22:16:47,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-21 22:16:47,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-21 22:16:47,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-21 22:16:47,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-21 22:16:47,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-21 22:16:47,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-21 22:16:47,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-21 22:16:47,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-08-21 22:16:47,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-08-21 22:16:47,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-21 22:16:47,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-08-21 22:16:47,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-08-21 22:16:47,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-08-21 22:16:47,225 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-08-21 22:16:47,247 INFO L113 SettingsManager]: Loading preferences was successful
[2020-08-21 22:16:47,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-21 22:16:47,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-21 22:16:47,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-08-21 22:16:47,249 INFO L138 SettingsManager]: * Use SBE=true
[2020-08-21 22:16:47,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-21 22:16:47,250 INFO L138 SettingsManager]: * sizeof long=4
[2020-08-21 22:16:47,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-08-21 22:16:47,250 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-08-21 22:16:47,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-08-21 22:16:47,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-08-21 22:16:47,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-21 22:16:47,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-08-21 22:16:47,251 INFO L138 SettingsManager]: * sizeof long double=12
[2020-08-21 22:16:47,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-08-21 22:16:47,251 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-08-21 22:16:47,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-08-21 22:16:47,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-21 22:16:47,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-08-21 22:16:47,252 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-08-21 22:16:47,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-08-21 22:16:47,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-21 22:16:47,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-21 22:16:47,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-08-21 22:16:47,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-21 22:16:47,253 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-08-21 22:16:47,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-21 22:16:47,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-21 22:16:47,254 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-08-21 22:16:47,254 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
[2020-08-21 22:16:47,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-21 22:16:47,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-21 22:16:47,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-21 22:16:47,588 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-08-21 22:16:47,589 INFO L275 PluginConnector]: CDTParser initialized
[2020-08-21 22:16:47,590 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.oepc.i
[2020-08-21 22:16:47,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b758340ed/4401369f52134cb587a298618a074c6c/FLAG2606133c2
[2020-08-21 22:16:48,263 INFO L306 CDTParser]: Found 1 translation units.
[2020-08-21 22:16:48,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/safe033_tso.oepc.i
[2020-08-21 22:16:48,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b758340ed/4401369f52134cb587a298618a074c6c/FLAG2606133c2
[2020-08-21 22:16:48,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b758340ed/4401369f52134cb587a298618a074c6c
[2020-08-21 22:16:48,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-21 22:16:48,488 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-21 22:16:48,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-21 22:16:48,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-21 22:16:48,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-21 22:16:48,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:16:48" (1/1) ...
[2020-08-21 22:16:48,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6cae7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:16:48, skipping insertion in model container
[2020-08-21 22:16:48,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:16:48" (1/1) ...
[2020-08-21 22:16:48,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-08-21 22:16:48,562 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-08-21 22:16:49,013 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-08-21 22:16:49,033 INFO L203 MainTranslator]: Completed pre-run
[2020-08-21 22:16:49,082 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-08-21 22:16:49,182 INFO L208 MainTranslator]: Completed translation
[2020-08-21 22:16:49,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:16:49 WrapperNode
[2020-08-21 22:16:49,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-21 22:16:49,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-21 22:16:49,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-21 22:16:49,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-08-21 22:16:49,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:16:49" (1/1) ...
[2020-08-21 22:16:49,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:16:49" (1/1) ...
[2020-08-21 22:16:49,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:16:49" (1/1) ...
[2020-08-21 22:16:49,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:16:49" (1/1) ...
[2020-08-21 22:16:49,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:16:49" (1/1) ...
[2020-08-21 22:16:49,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:16:49" (1/1) ...
[2020-08-21 22:16:49,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:16:49" (1/1) ...
[2020-08-21 22:16:49,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-21 22:16:49,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-21 22:16:49,247 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-08-21 22:16:49,247 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-08-21 22:16:49,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:16:49" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-21 22:16:49,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-21 22:16:49,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-21 22:16:49,308 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2020-08-21 22:16:49,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2020-08-21 22:16:49,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32
[2020-08-21 22:16:49,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64
[2020-08-21 22:16:49,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity
[2020-08-21 22:16:49,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity
[2020-08-21 22:16:49,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity
[2020-08-21 22:16:49,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2020-08-21 22:16:49,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2020-08-21 22:16:49,310 INFO L138 BoogieDeclarations]: Found implementation of procedure fence
[2020-08-21 22:16:49,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isync
[2020-08-21 22:16:49,310 INFO L138 BoogieDeclarations]: Found implementation of procedure lwfence
[2020-08-21 22:16:49,310 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-08-21 22:16:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2020-08-21 22:16:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2020-08-21 22:16:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool
[2020-08-21 22:16:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-21 22:16:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2020-08-21 22:16:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-08-21 22:16:49,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-08-21 22:16:49,312 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-08-21 22:16:49,312 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail
[2020-08-21 22:16:49,312 INFO L130 BoogieDeclarations]: Found specification of procedure __assert
[2020-08-21 22:16:49,312 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32
[2020-08-21 22:16:49,312 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64
[2020-08-21 22:16:49,313 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity
[2020-08-21 22:16:49,313 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity
[2020-08-21 22:16:49,313 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity
[2020-08-21 22:16:49,313 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount
[2020-08-21 22:16:49,313 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc
[2020-08-21 22:16:49,313 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree
[2020-08-21 22:16:49,314 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam
[2020-08-21 22:16:49,314 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam
[2020-08-21 22:16:49,314 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler
[2020-08-21 22:16:49,314 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler
[2020-08-21 22:16:49,314 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield
[2020-08-21 22:16:49,314 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max
[2020-08-21 22:16:49,315 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min
[2020-08-21 22:16:49,315 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval
[2020-08-21 22:16:49,315 INFO L130 BoogieDeclarations]: Found specification of procedure clock
[2020-08-21 22:16:49,315 INFO L130 BoogieDeclarations]: Found specification of procedure time
[2020-08-21 22:16:49,315 INFO L130 BoogieDeclarations]: Found specification of procedure difftime
[2020-08-21 22:16:49,315 INFO L130 BoogieDeclarations]: Found specification of procedure mktime
[2020-08-21 22:16:49,315 INFO L130 BoogieDeclarations]: Found specification of procedure strftime
[2020-08-21 22:16:49,315 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l
[2020-08-21 22:16:49,316 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime
[2020-08-21 22:16:49,316 INFO L130 BoogieDeclarations]: Found specification of procedure localtime
[2020-08-21 22:16:49,316 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r
[2020-08-21 22:16:49,316 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r
[2020-08-21 22:16:49,316 INFO L130 BoogieDeclarations]: Found specification of procedure asctime
[2020-08-21 22:16:49,316 INFO L130 BoogieDeclarations]: Found specification of procedure ctime
[2020-08-21 22:16:49,316 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r
[2020-08-21 22:16:49,316 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r
[2020-08-21 22:16:49,317 INFO L130 BoogieDeclarations]: Found specification of procedure tzset
[2020-08-21 22:16:49,317 INFO L130 BoogieDeclarations]: Found specification of procedure stime
[2020-08-21 22:16:49,317 INFO L130 BoogieDeclarations]: Found specification of procedure timegm
[2020-08-21 22:16:49,317 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal
[2020-08-21 22:16:49,317 INFO L130 BoogieDeclarations]: Found specification of procedure dysize
[2020-08-21 22:16:49,317 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep
[2020-08-21 22:16:49,317 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres
[2020-08-21 22:16:49,318 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime
[2020-08-21 22:16:49,318 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime
[2020-08-21 22:16:49,318 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep
[2020-08-21 22:16:49,318 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid
[2020-08-21 22:16:49,318 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create
[2020-08-21 22:16:49,318 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete
[2020-08-21 22:16:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime
[2020-08-21 22:16:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime
[2020-08-21 22:16:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun
[2020-08-21 22:16:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get
[2020-08-21 22:16:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create
[2020-08-21 22:16:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit
[2020-08-21 22:16:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join
[2020-08-21 22:16:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach
[2020-08-21 22:16:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self
[2020-08-21 22:16:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal
[2020-08-21 22:16:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init
[2020-08-21 22:16:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy
[2020-08-21 22:16:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate
[2020-08-21 22:16:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate
[2020-08-21 22:16:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize
[2020-08-21 22:16:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize
[2020-08-21 22:16:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam
[2020-08-21 22:16:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam
[2020-08-21 22:16:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy
[2020-08-21 22:16:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy
[2020-08-21 22:16:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched
[2020-08-21 22:16:49,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched
[2020-08-21 22:16:49,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope
[2020-08-21 22:16:49,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope
[2020-08-21 22:16:49,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr
[2020-08-21 22:16:49,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr
[2020-08-21 22:16:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize
[2020-08-21 22:16:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize
[2020-08-21 22:16:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack
[2020-08-21 22:16:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack
[2020-08-21 22:16:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam
[2020-08-21 22:16:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam
[2020-08-21 22:16:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio
[2020-08-21 22:16:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once
[2020-08-21 22:16:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate
[2020-08-21 22:16:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype
[2020-08-21 22:16:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel
[2020-08-21 22:16:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel
[2020-08-21 22:16:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel
[2020-08-21 22:16:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel
[2020-08-21 22:16:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next
[2020-08-21 22:16:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp
[2020-08-21 22:16:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init
[2020-08-21 22:16:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy
[2020-08-21 22:16:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock
[2020-08-21 22:16:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock
[2020-08-21 22:16:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock
[2020-08-21 22:16:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock
[2020-08-21 22:16:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling
[2020-08-21 22:16:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling
[2020-08-21 22:16:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent
[2020-08-21 22:16:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init
[2020-08-21 22:16:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy
[2020-08-21 22:16:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared
[2020-08-21 22:16:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared
[2020-08-21 22:16:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype
[2020-08-21 22:16:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype
[2020-08-21 22:16:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol
[2020-08-21 22:16:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol
[2020-08-21 22:16:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling
[2020-08-21 22:16:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling
[2020-08-21 22:16:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust
[2020-08-21 22:16:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust
[2020-08-21 22:16:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init
[2020-08-21 22:16:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy
[2020-08-21 22:16:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock
[2020-08-21 22:16:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock
[2020-08-21 22:16:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock
[2020-08-21 22:16:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock
[2020-08-21 22:16:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock
[2020-08-21 22:16:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock
[2020-08-21 22:16:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock
[2020-08-21 22:16:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init
[2020-08-21 22:16:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy
[2020-08-21 22:16:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared
[2020-08-21 22:16:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared
[2020-08-21 22:16:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np
[2020-08-21 22:16:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np
[2020-08-21 22:16:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init
[2020-08-21 22:16:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy
[2020-08-21 22:16:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal
[2020-08-21 22:16:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast
[2020-08-21 22:16:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait
[2020-08-21 22:16:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait
[2020-08-21 22:16:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init
[2020-08-21 22:16:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy
[2020-08-21 22:16:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared
[2020-08-21 22:16:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared
[2020-08-21 22:16:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock
[2020-08-21 22:16:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock
[2020-08-21 22:16:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init
[2020-08-21 22:16:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy
[2020-08-21 22:16:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock
[2020-08-21 22:16:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock
[2020-08-21 22:16:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock
[2020-08-21 22:16:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init
[2020-08-21 22:16:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy
[2020-08-21 22:16:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait
[2020-08-21 22:16:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init
[2020-08-21 22:16:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy
[2020-08-21 22:16:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared
[2020-08-21 22:16:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared
[2020-08-21 22:16:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create
[2020-08-21 22:16:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete
[2020-08-21 22:16:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific
[2020-08-21 22:16:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific
[2020-08-21 22:16:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid
[2020-08-21 22:16:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork
[2020-08-21 22:16:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2020-08-21 22:16:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2020-08-21 22:16:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure fence
[2020-08-21 22:16:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure isync
[2020-08-21 22:16:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure lwfence
[2020-08-21 22:16:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-08-21 22:16:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-08-21 22:16:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-08-21 22:16:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-08-21 22:16:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-21 22:16:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-21 22:16:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2020-08-21 22:16:49,338 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2020-08-21 22:16:49,926 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-21 22:16:49,926 INFO L295 CfgBuilder]: Removed 0 assume(true) statements.
[2020-08-21 22:16:49,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:16:49 BoogieIcfgContainer
[2020-08-21 22:16:49,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-21 22:16:49,932 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-21 22:16:49,933 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-08-21 22:16:49,936 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-08-21 22:16:49,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 10:16:48" (1/3) ...
[2020-08-21 22:16:49,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24bb28bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:16:49, skipping insertion in model container
[2020-08-21 22:16:49,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:16:49" (2/3) ...
[2020-08-21 22:16:49,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24bb28bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:16:49, skipping insertion in model container
[2020-08-21 22:16:49,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:16:49" (3/3) ...
[2020-08-21 22:16:49,940 INFO L109 eAbstractionObserver]: Analyzing ICFG safe033_tso.oepc.i
[2020-08-21 22:16:49,952 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-08-21 22:16:49,953 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-21 22:16:49,962 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-21 22:16:49,963 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-08-21 22:16:49,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:49,995 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:49,995 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:49,995 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:49,996 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:49,996 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:49,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:49,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:49,997 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:49,998 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:49,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:49,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:50,002 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:50,003 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:50,003 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:50,003 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:50,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:50,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:50,012 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:50,013 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-21 22:16:50,030 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2020-08-21 22:16:50,052 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-08-21 22:16:50,053 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-08-21 22:16:50,053 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-21 22:16:50,053 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-21 22:16:50,053 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-21 22:16:50,054 INFO L380 AbstractCegarLoop]: Difference is false
[2020-08-21 22:16:50,054 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-21 22:16:50,054 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-21 22:16:50,065 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception:
java.lang.UnsupportedOperationException: unsupported for concurrent analysis IcfgReturnTransition
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:390)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:131)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:341)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:394)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:352)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.<init>(TraceAbstractionStarter.java:127)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
[2020-08-21 22:16:50,071 INFO L168 Benchmark]: Toolchain (without parser) took 1582.21 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 102.2 MB in the beginning and 95.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 70.1 MB. Max. memory is 7.1 GB.
[2020-08-21 22:16:50,072 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-08-21 22:16:50,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.89 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 102.0 MB in the beginning and 162.9 MB in the end (delta: -61.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB.
[2020-08-21 22:16:50,075 INFO L168 Benchmark]: Boogie Preprocessor took 62.63 ms. Allocated memory is still 203.9 MB. Free memory was 162.9 MB in the beginning and 159.7 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB.
[2020-08-21 22:16:50,076 INFO L168 Benchmark]: RCFGBuilder took 684.25 ms. Allocated memory is still 203.9 MB. Free memory was 159.7 MB in the beginning and 105.3 MB in the end (delta: 54.4 MB). Peak memory consumption was 54.4 MB. Max. memory is 7.1 GB.
[2020-08-21 22:16:50,076 INFO L168 Benchmark]: TraceAbstraction took 136.29 ms. Allocated memory is still 203.9 MB. Free memory was 104.6 MB in the beginning and 95.5 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB.
[2020-08-21 22:16:50,081 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.53 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 693.89 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 102.0 MB in the beginning and 162.9 MB in the end (delta: -61.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 62.63 ms. Allocated memory is still 203.9 MB. Free memory was 162.9 MB in the beginning and 159.7 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 684.25 ms. Allocated memory is still 203.9 MB. Free memory was 159.7 MB in the beginning and 105.3 MB in the end (delta: 54.4 MB). Peak memory consumption was 54.4 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 136.29 ms. Allocated memory is still 203.9 MB. Free memory was 104.6 MB in the beginning and 95.5 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis IcfgReturnTransition
de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis IcfgReturnTransition: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:390)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...