/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=DEEPEST --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/safe035_tso.opt.i


--------------------------------------------------------------------------------


This is Ultimate 0.1.25-89f541c
[2020-08-28 01:46:50,556 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-08-28 01:46:50,561 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-28 01:46:50,607 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-28 01:46:50,608 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-28 01:46:50,610 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-28 01:46:50,611 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-28 01:46:50,618 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-28 01:46:50,620 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-28 01:46:50,621 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-28 01:46:50,626 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-08-28 01:46:50,627 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-28 01:46:50,628 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-28 01:46:50,630 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-28 01:46:50,631 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-28 01:46:50,634 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-28 01:46:50,635 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-28 01:46:50,637 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-28 01:46:50,638 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-28 01:46:50,641 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-28 01:46:50,645 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-28 01:46:50,646 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-28 01:46:50,647 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-08-28 01:46:50,648 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-28 01:46:50,654 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-28 01:46:50,655 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-28 01:46:50,655 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-28 01:46:50,658 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-28 01:46:50,658 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-28 01:46:50,659 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-28 01:46:50,659 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-28 01:46:50,662 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-28 01:46:50,663 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-28 01:46:50,664 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-28 01:46:50,665 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-28 01:46:50,665 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-08-28 01:46:50,666 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-08-28 01:46:50,666 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-28 01:46:50,667 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-08-28 01:46:50,668 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-08-28 01:46:50,669 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-08-28 01:46:50,670 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
[2020-08-28 01:46:50,704 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-08-28 01:46:50,704 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-28 01:46:50,706 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-28 01:46:50,706 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-08-28 01:46:50,706 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-08-28 01:46:50,706 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-28 01:46:50,707 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-08-28 01:46:50,707 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-08-28 01:46:50,707 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-08-28 01:46:50,707 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-08-28 01:46:50,707 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-08-28 01:46:50,708 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-28 01:46:50,708 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-08-28 01:46:50,708 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-08-28 01:46:50,708 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-08-28 01:46:50,709 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-08-28 01:46:50,709 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-08-28 01:46:50,709 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-28 01:46:50,709 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-08-28 01:46:50,709 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-08-28 01:46:50,710 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-08-28 01:46:50,710 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-28 01:46:50,710 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-28 01:46:50,710 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-08-28 01:46:50,710 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-28 01:46:50,711 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-08-28 01:46:50,711 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-28 01:46:50,711 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-28 01:46:50,711 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-08-28 01:46:50,711 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=DEEPEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;
[2020-08-28 01:46:51,181 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-28 01:46:51,207 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-28 01:46:51,211 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-28 01:46:51,213 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-08-28 01:46:51,214 INFO  L275        PluginConnector]: CDTParser initialized
[2020-08-28 01:46:51,215 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_tso.opt.i
[2020-08-28 01:46:51,293 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ad048a052/058ec4aa4a7b49c6a074e29951db209c/FLAGd1d3e8697
[2020-08-28 01:46:51,928 INFO  L306              CDTParser]: Found 1 translation units.
[2020-08-28 01:46:51,929 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/safe035_tso.opt.i
[2020-08-28 01:46:51,944 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ad048a052/058ec4aa4a7b49c6a074e29951db209c/FLAGd1d3e8697
[2020-08-28 01:46:52,167 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ad048a052/058ec4aa4a7b49c6a074e29951db209c
[2020-08-28 01:46:52,180 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-28 01:46:52,182 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-28 01:46:52,183 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-28 01:46:52,183 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-28 01:46:52,188 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-28 01:46:52,189 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 01:46:52" (1/1) ...
[2020-08-28 01:46:52,193 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aeb555f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:46:52, skipping insertion in model container
[2020-08-28 01:46:52,193 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 01:46:52" (1/1) ...
[2020-08-28 01:46:52,201 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-08-28 01:46:52,268 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-08-28 01:46:52,846 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-28 01:46:52,862 INFO  L203         MainTranslator]: Completed pre-run
[2020-08-28 01:46:52,915 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-28 01:46:53,019 INFO  L208         MainTranslator]: Completed translation
[2020-08-28 01:46:53,021 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:46:53 WrapperNode
[2020-08-28 01:46:53,021 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-28 01:46:53,022 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-28 01:46:53,022 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-28 01:46:53,022 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-08-28 01:46:53,038 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:46:53" (1/1) ...
[2020-08-28 01:46:53,038 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:46:53" (1/1) ...
[2020-08-28 01:46:53,059 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:46:53" (1/1) ...
[2020-08-28 01:46:53,060 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:46:53" (1/1) ...
[2020-08-28 01:46:53,077 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:46:53" (1/1) ...
[2020-08-28 01:46:53,080 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:46:53" (1/1) ...
[2020-08-28 01:46:53,085 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:46:53" (1/1) ...
[2020-08-28 01:46:53,094 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-28 01:46:53,095 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-28 01:46:53,095 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-08-28 01:46:53,095 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-08-28 01:46:53,097 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:46:53" (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
[2020-08-28 01:46:53,182 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-28 01:46:53,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-28 01:46:53,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2020-08-28 01:46:53,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2020-08-28 01:46:53,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure __bswap_32
[2020-08-28 01:46:53,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure __bswap_64
[2020-08-28 01:46:53,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uint16_identity
[2020-08-28 01:46:53,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uint32_identity
[2020-08-28 01:46:53,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uint64_identity
[2020-08-28 01:46:53,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2020-08-28 01:46:53,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2020-08-28 01:46:53,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2020-08-28 01:46:53,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure fence
[2020-08-28 01:46:53,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure isync
[2020-08-28 01:46:53,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure lwfence
[2020-08-28 01:46:53,186 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-08-28 01:46:53,186 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2020-08-28 01:46:53,186 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2020-08-28 01:46:53,186 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool
[2020-08-28 01:46:53,187 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-28 01:46:53,187 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2020-08-28 01:46:53,187 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-08-28 01:46:53,187 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-08-28 01:46:53,187 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-08-28 01:46:53,188 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_perror_fail
[2020-08-28 01:46:53,188 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert
[2020-08-28 01:46:53,188 INFO  L130     BoogieDeclarations]: Found specification of procedure __bswap_32
[2020-08-28 01:46:53,188 INFO  L130     BoogieDeclarations]: Found specification of procedure __bswap_64
[2020-08-28 01:46:53,188 INFO  L130     BoogieDeclarations]: Found specification of procedure __uint16_identity
[2020-08-28 01:46:53,188 INFO  L130     BoogieDeclarations]: Found specification of procedure __uint32_identity
[2020-08-28 01:46:53,189 INFO  L130     BoogieDeclarations]: Found specification of procedure __uint64_identity
[2020-08-28 01:46:53,189 INFO  L130     BoogieDeclarations]: Found specification of procedure __sched_cpucount
[2020-08-28 01:46:53,189 INFO  L130     BoogieDeclarations]: Found specification of procedure __sched_cpualloc
[2020-08-28 01:46:53,189 INFO  L130     BoogieDeclarations]: Found specification of procedure __sched_cpufree
[2020-08-28 01:46:53,189 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_setparam
[2020-08-28 01:46:53,189 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_getparam
[2020-08-28 01:46:53,190 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_setscheduler
[2020-08-28 01:46:53,190 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_getscheduler
[2020-08-28 01:46:53,190 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_yield
[2020-08-28 01:46:53,190 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_get_priority_max
[2020-08-28 01:46:53,190 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_get_priority_min
[2020-08-28 01:46:53,190 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_rr_get_interval
[2020-08-28 01:46:53,191 INFO  L130     BoogieDeclarations]: Found specification of procedure clock
[2020-08-28 01:46:53,191 INFO  L130     BoogieDeclarations]: Found specification of procedure time
[2020-08-28 01:46:53,191 INFO  L130     BoogieDeclarations]: Found specification of procedure difftime
[2020-08-28 01:46:53,191 INFO  L130     BoogieDeclarations]: Found specification of procedure mktime
[2020-08-28 01:46:53,191 INFO  L130     BoogieDeclarations]: Found specification of procedure strftime
[2020-08-28 01:46:53,191 INFO  L130     BoogieDeclarations]: Found specification of procedure strftime_l
[2020-08-28 01:46:53,192 INFO  L130     BoogieDeclarations]: Found specification of procedure gmtime
[2020-08-28 01:46:53,192 INFO  L130     BoogieDeclarations]: Found specification of procedure localtime
[2020-08-28 01:46:53,192 INFO  L130     BoogieDeclarations]: Found specification of procedure gmtime_r
[2020-08-28 01:46:53,192 INFO  L130     BoogieDeclarations]: Found specification of procedure localtime_r
[2020-08-28 01:46:53,192 INFO  L130     BoogieDeclarations]: Found specification of procedure asctime
[2020-08-28 01:46:53,192 INFO  L130     BoogieDeclarations]: Found specification of procedure ctime
[2020-08-28 01:46:53,193 INFO  L130     BoogieDeclarations]: Found specification of procedure asctime_r
[2020-08-28 01:46:53,193 INFO  L130     BoogieDeclarations]: Found specification of procedure ctime_r
[2020-08-28 01:46:53,193 INFO  L130     BoogieDeclarations]: Found specification of procedure tzset
[2020-08-28 01:46:53,193 INFO  L130     BoogieDeclarations]: Found specification of procedure stime
[2020-08-28 01:46:53,193 INFO  L130     BoogieDeclarations]: Found specification of procedure timegm
[2020-08-28 01:46:53,193 INFO  L130     BoogieDeclarations]: Found specification of procedure timelocal
[2020-08-28 01:46:53,194 INFO  L130     BoogieDeclarations]: Found specification of procedure dysize
[2020-08-28 01:46:53,194 INFO  L130     BoogieDeclarations]: Found specification of procedure nanosleep
[2020-08-28 01:46:53,194 INFO  L130     BoogieDeclarations]: Found specification of procedure clock_getres
[2020-08-28 01:46:53,194 INFO  L130     BoogieDeclarations]: Found specification of procedure clock_gettime
[2020-08-28 01:46:53,194 INFO  L130     BoogieDeclarations]: Found specification of procedure clock_settime
[2020-08-28 01:46:53,194 INFO  L130     BoogieDeclarations]: Found specification of procedure clock_nanosleep
[2020-08-28 01:46:53,195 INFO  L130     BoogieDeclarations]: Found specification of procedure clock_getcpuclockid
[2020-08-28 01:46:53,195 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_create
[2020-08-28 01:46:53,195 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_delete
[2020-08-28 01:46:53,195 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_settime
[2020-08-28 01:46:53,195 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_gettime
[2020-08-28 01:46:53,195 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_getoverrun
[2020-08-28 01:46:53,196 INFO  L130     BoogieDeclarations]: Found specification of procedure timespec_get
[2020-08-28 01:46:53,196 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_create
[2020-08-28 01:46:53,196 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_exit
[2020-08-28 01:46:53,196 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_join
[2020-08-28 01:46:53,196 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_detach
[2020-08-28 01:46:53,196 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_self
[2020-08-28 01:46:53,197 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_equal
[2020-08-28 01:46:53,197 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_init
[2020-08-28 01:46:53,197 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_destroy
[2020-08-28 01:46:53,197 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate
[2020-08-28 01:46:53,197 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate
[2020-08-28 01:46:53,197 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize
[2020-08-28 01:46:53,198 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize
[2020-08-28 01:46:53,198 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam
[2020-08-28 01:46:53,198 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam
[2020-08-28 01:46:53,198 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy
[2020-08-28 01:46:53,198 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy
[2020-08-28 01:46:53,198 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched
[2020-08-28 01:46:53,198 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched
[2020-08-28 01:46:53,199 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getscope
[2020-08-28 01:46:53,199 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setscope
[2020-08-28 01:46:53,199 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr
[2020-08-28 01:46:53,199 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr
[2020-08-28 01:46:53,199 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize
[2020-08-28 01:46:53,199 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize
[2020-08-28 01:46:53,200 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getstack
[2020-08-28 01:46:53,200 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setstack
[2020-08-28 01:46:53,200 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_setschedparam
[2020-08-28 01:46:53,200 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_getschedparam
[2020-08-28 01:46:53,200 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_setschedprio
[2020-08-28 01:46:53,200 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_once
[2020-08-28 01:46:53,200 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_setcancelstate
[2020-08-28 01:46:53,201 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_setcanceltype
[2020-08-28 01:46:53,201 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cancel
[2020-08-28 01:46:53,201 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_testcancel
[2020-08-28 01:46:53,201 INFO  L130     BoogieDeclarations]: Found specification of procedure __pthread_register_cancel
[2020-08-28 01:46:53,201 INFO  L130     BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel
[2020-08-28 01:46:53,201 INFO  L130     BoogieDeclarations]: Found specification of procedure __pthread_unwind_next
[2020-08-28 01:46:53,201 INFO  L130     BoogieDeclarations]: Found specification of procedure __sigsetjmp
[2020-08-28 01:46:53,202 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_init
[2020-08-28 01:46:53,202 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy
[2020-08-28 01:46:53,202 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock
[2020-08-28 01:46:53,202 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_lock
[2020-08-28 01:46:53,202 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock
[2020-08-28 01:46:53,202 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock
[2020-08-28 01:46:53,203 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling
[2020-08-28 01:46:53,203 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling
[2020-08-28 01:46:53,203 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent
[2020-08-28 01:46:53,203 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init
[2020-08-28 01:46:53,203 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy
[2020-08-28 01:46:53,203 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared
[2020-08-28 01:46:53,203 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared
[2020-08-28 01:46:53,204 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype
[2020-08-28 01:46:53,204 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype
[2020-08-28 01:46:53,204 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol
[2020-08-28 01:46:53,204 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol
[2020-08-28 01:46:53,204 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling
[2020-08-28 01:46:53,204 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling
[2020-08-28 01:46:53,205 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust
[2020-08-28 01:46:53,205 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust
[2020-08-28 01:46:53,205 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_init
[2020-08-28 01:46:53,205 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy
[2020-08-28 01:46:53,205 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock
[2020-08-28 01:46:53,206 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock
[2020-08-28 01:46:53,206 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock
[2020-08-28 01:46:53,206 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock
[2020-08-28 01:46:53,206 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock
[2020-08-28 01:46:53,206 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock
[2020-08-28 01:46:53,207 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock
[2020-08-28 01:46:53,207 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init
[2020-08-28 01:46:53,207 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy
[2020-08-28 01:46:53,207 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared
[2020-08-28 01:46:53,207 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared
[2020-08-28 01:46:53,208 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np
[2020-08-28 01:46:53,208 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np
[2020-08-28 01:46:53,208 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cond_init
[2020-08-28 01:46:53,208 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cond_destroy
[2020-08-28 01:46:53,208 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cond_signal
[2020-08-28 01:46:53,208 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast
[2020-08-28 01:46:53,209 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cond_wait
[2020-08-28 01:46:53,209 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait
[2020-08-28 01:46:53,209 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_condattr_init
[2020-08-28 01:46:53,209 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy
[2020-08-28 01:46:53,209 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared
[2020-08-28 01:46:53,210 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared
[2020-08-28 01:46:53,210 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock
[2020-08-28 01:46:53,210 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock
[2020-08-28 01:46:53,210 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_spin_init
[2020-08-28 01:46:53,210 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_spin_destroy
[2020-08-28 01:46:53,210 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_spin_lock
[2020-08-28 01:46:53,211 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_spin_trylock
[2020-08-28 01:46:53,211 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_spin_unlock
[2020-08-28 01:46:53,211 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrier_init
[2020-08-28 01:46:53,211 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy
[2020-08-28 01:46:53,211 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrier_wait
[2020-08-28 01:46:53,211 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init
[2020-08-28 01:46:53,212 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy
[2020-08-28 01:46:53,212 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared
[2020-08-28 01:46:53,212 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared
[2020-08-28 01:46:53,212 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_key_create
[2020-08-28 01:46:53,212 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_key_delete
[2020-08-28 01:46:53,212 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_getspecific
[2020-08-28 01:46:53,213 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_setspecific
[2020-08-28 01:46:53,213 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid
[2020-08-28 01:46:53,213 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_atfork
[2020-08-28 01:46:53,213 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2020-08-28 01:46:53,213 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2020-08-28 01:46:53,214 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2020-08-28 01:46:53,214 INFO  L130     BoogieDeclarations]: Found specification of procedure fence
[2020-08-28 01:46:53,214 INFO  L130     BoogieDeclarations]: Found specification of procedure isync
[2020-08-28 01:46:53,214 INFO  L130     BoogieDeclarations]: Found specification of procedure lwfence
[2020-08-28 01:46:53,214 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-08-28 01:46:53,214 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-08-28 01:46:53,215 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-08-28 01:46:53,215 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-08-28 01:46:53,215 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-28 01:46:53,215 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-28 01:46:53,215 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-08-28 01:46:53,218 WARN  L205             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2020-08-28 01:46:53,887 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-28 01:46:53,887 INFO  L295             CfgBuilder]: Removed 0 assume(true) statements.
[2020-08-28 01:46:53,893 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 01:46:53 BoogieIcfgContainer
[2020-08-28 01:46:53,893 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-28 01:46:53,895 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-28 01:46:53,895 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-08-28 01:46:53,899 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-08-28 01:46:53,900 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.08 01:46:52" (1/3) ...
[2020-08-28 01:46:53,901 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64610b9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 01:46:53, skipping insertion in model container
[2020-08-28 01:46:53,901 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 01:46:53" (2/3) ...
[2020-08-28 01:46:53,901 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64610b9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 01:46:53, skipping insertion in model container
[2020-08-28 01:46:53,901 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 01:46:53" (3/3) ...
[2020-08-28 01:46:53,904 INFO  L109   eAbstractionObserver]: Analyzing ICFG safe035_tso.opt.i
[2020-08-28 01:46:53,917 WARN  L146   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-08-28 01:46:53,917 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-28 01:46:53,929 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-28 01:46:53,930 INFO  L340   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-08-28 01:46:53,966 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,966 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,966 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,966 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,967 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,967 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,968 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,968 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,968 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,968 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,969 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,969 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,969 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,969 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,970 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,970 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,970 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,971 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,975 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,975 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,975 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,976 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,984 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,984 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,984 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,985 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,987 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,988 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,988 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:53,988 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-08-28 01:46:54,026 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2020-08-28 01:46:54,053 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-08-28 01:46:54,053 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-08-28 01:46:54,053 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-28 01:46:54,053 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-28 01:46:54,053 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-28 01:46:54,054 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-08-28 01:46:54,054 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-28 01:46:54,054 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-28 01:46:54,069 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)
[2020-08-28 01:46:54,076 INFO  L168              Benchmark]: Toolchain (without parser) took 1892.43 ms. Allocated memory was 140.0 MB in the beginning and 236.5 MB in the end (delta: 96.5 MB). Free memory was 100.3 MB in the beginning and 204.8 MB in the end (delta: -104.5 MB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-08-28 01:46:54,077 INFO  L168              Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB.
[2020-08-28 01:46:54,078 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 838.53 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 99.9 MB in the beginning and 159.1 MB in the end (delta: -59.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB.
[2020-08-28 01:46:54,079 INFO  L168              Benchmark]: Boogie Preprocessor took 72.32 ms. Allocated memory is still 202.9 MB. Free memory was 159.1 MB in the beginning and 156.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB.
[2020-08-28 01:46:54,080 INFO  L168              Benchmark]: RCFGBuilder took 798.86 ms. Allocated memory is still 202.9 MB. Free memory was 156.2 MB in the beginning and 99.5 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 7.1 GB.
[2020-08-28 01:46:54,081 INFO  L168              Benchmark]: TraceAbstraction took 177.35 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 99.5 MB in the beginning and 204.8 MB in the end (delta: -105.3 MB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-08-28 01:46:54,085 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 838.53 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 99.9 MB in the beginning and 159.1 MB in the end (delta: -59.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 72.32 ms. Allocated memory is still 202.9 MB. Free memory was 159.1 MB in the beginning and 156.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 798.86 ms. Allocated memory is still 202.9 MB. Free memory was 156.2 MB in the beginning and 99.5 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 177.35 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 99.5 MB in the beginning and 204.8 MB in the end (delta: -105.3 MB). There was no memory consumed. 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...