/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe032_tso.oepc.i


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


This is Ultimate 0.2.0-7d8eed3
[2020-11-07 01:54:39,723 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-11-07 01:54:39,726 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-11-07 01:54:39,761 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-11-07 01:54:39,762 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-11-07 01:54:39,763 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-11-07 01:54:39,765 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-11-07 01:54:39,768 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-11-07 01:54:39,770 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-11-07 01:54:39,771 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-11-07 01:54:39,773 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-11-07 01:54:39,774 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-11-07 01:54:39,775 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-11-07 01:54:39,776 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-11-07 01:54:39,777 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-11-07 01:54:39,779 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-11-07 01:54:39,780 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-11-07 01:54:39,781 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-11-07 01:54:39,796 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-11-07 01:54:39,798 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-11-07 01:54:39,803 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-11-07 01:54:39,804 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-11-07 01:54:39,806 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-11-07 01:54:39,807 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-11-07 01:54:39,810 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-11-07 01:54:39,810 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-11-07 01:54:39,811 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-11-07 01:54:39,812 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-11-07 01:54:39,813 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-11-07 01:54:39,814 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-11-07 01:54:39,814 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-11-07 01:54:39,815 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-11-07 01:54:39,816 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-11-07 01:54:39,817 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-11-07 01:54:39,818 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-11-07 01:54:39,819 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
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[2020-11-07 01:54:39,820 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-11-07 01:54:39,823 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-11-07 01:54:39,824 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf
[2020-11-07 01:54:39,837 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-11-07 01:54:39,837 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-11-07 01:54:39,839 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-11-07 01:54:39,839 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-11-07 01:54:39,839 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-11-07 01:54:39,839 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-11-07 01:54:39,840 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-11-07 01:54:39,840 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-11-07 01:54:39,840 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-11-07 01:54:39,840 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-11-07 01:54:39,840 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-11-07 01:54:39,841 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-11-07 01:54:39,841 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-11-07 01:54:39,841 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-11-07 01:54:39,841 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-11-07 01:54:39,841 INFO  L138        SettingsManager]:  * Size of a code block=SingleStatement
[2020-11-07 01:54:39,842 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-11-07 01:54:39,842 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-11-07 01:54:39,842 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-11-07 01:54:39,842 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-11-07 01:54:39,842 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=AcceleratedInterpolation
[2020-11-07 01:54:39,843 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-11-07 01:54:39,843 INFO  L138        SettingsManager]:  * Use separate solver for trace checks=false
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2020-11-07 01:54:40,215 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-11-07 01:54:40,272 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-11-07 01:54:40,276 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-11-07 01:54:40,278 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-11-07 01:54:40,279 INFO  L275        PluginConnector]: CDTParser initialized
[2020-11-07 01:54:40,280 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe032_tso.oepc.i
[2020-11-07 01:54:40,380 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb1536d8/b770edfbf1834a4ba501e9cbd27e2142/FLAGa321ef9f4
[2020-11-07 01:54:41,156 INFO  L306              CDTParser]: Found 1 translation units.
[2020-11-07 01:54:41,157 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe032_tso.oepc.i
[2020-11-07 01:54:41,184 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb1536d8/b770edfbf1834a4ba501e9cbd27e2142/FLAGa321ef9f4
[2020-11-07 01:54:41,399 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb1536d8/b770edfbf1834a4ba501e9cbd27e2142
[2020-11-07 01:54:41,405 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-11-07 01:54:41,414 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-11-07 01:54:41,423 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-11-07 01:54:41,423 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-11-07 01:54:41,428 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-11-07 01:54:41,429 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:54:41" (1/1) ...
[2020-11-07 01:54:41,439 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a929fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:54:41, skipping insertion in model container
[2020-11-07 01:54:41,440 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:54:41" (1/1) ...
[2020-11-07 01:54:41,451 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-11-07 01:54:41,530 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-11-07 01:54:42,021 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-11-07 01:54:42,032 INFO  L203         MainTranslator]: Completed pre-run
[2020-11-07 01:54:42,089 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-11-07 01:54:42,204 INFO  L208         MainTranslator]: Completed translation
[2020-11-07 01:54:42,204 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:54:42 WrapperNode
[2020-11-07 01:54:42,204 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-11-07 01:54:42,205 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-11-07 01:54:42,206 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-11-07 01:54:42,206 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-11-07 01:54:42,219 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:54:42" (1/1) ...
[2020-11-07 01:54:42,220 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:54:42" (1/1) ...
[2020-11-07 01:54:42,256 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:54:42" (1/1) ...
[2020-11-07 01:54:42,258 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:54:42" (1/1) ...
[2020-11-07 01:54:42,296 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:54:42" (1/1) ...
[2020-11-07 01:54:42,301 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:54:42" (1/1) ...
[2020-11-07 01:54:42,313 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:54:42" (1/1) ...
[2020-11-07 01:54:42,330 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-11-07 01:54:42,335 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-11-07 01:54:42,335 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-11-07 01:54:42,335 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-11-07 01:54:42,339 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:54:42" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-11-07 01:54:42,427 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-11-07 01:54:42,428 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-11-07 01:54:42,429 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2020-11-07 01:54:42,429 INFO  L138     BoogieDeclarations]: Found implementation of procedure reach_error
[2020-11-07 01:54:42,429 INFO  L138     BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2020-11-07 01:54:42,429 INFO  L138     BoogieDeclarations]: Found implementation of procedure __bswap_32
[2020-11-07 01:54:42,429 INFO  L138     BoogieDeclarations]: Found implementation of procedure __bswap_64
[2020-11-07 01:54:42,429 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uint16_identity
[2020-11-07 01:54:42,429 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uint32_identity
[2020-11-07 01:54:42,430 INFO  L138     BoogieDeclarations]: Found implementation of procedure __uint64_identity
[2020-11-07 01:54:42,430 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2020-11-07 01:54:42,430 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2020-11-07 01:54:42,430 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2020-11-07 01:54:42,430 INFO  L138     BoogieDeclarations]: Found implementation of procedure fence
[2020-11-07 01:54:42,430 INFO  L138     BoogieDeclarations]: Found implementation of procedure isync
[2020-11-07 01:54:42,431 INFO  L138     BoogieDeclarations]: Found implementation of procedure lwfence
[2020-11-07 01:54:42,431 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-11-07 01:54:42,432 INFO  L130     BoogieDeclarations]: Found specification of procedure abort
[2020-11-07 01:54:42,432 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2020-11-07 01:54:42,432 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool
[2020-11-07 01:54:42,433 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-11-07 01:54:42,433 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_perror_fail
[2020-11-07 01:54:42,436 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert
[2020-11-07 01:54:42,436 INFO  L130     BoogieDeclarations]: Found specification of procedure reach_error
[2020-11-07 01:54:42,436 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-11-07 01:54:42,437 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2020-11-07 01:54:42,437 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-11-07 01:54:42,437 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-11-07 01:54:42,437 INFO  L130     BoogieDeclarations]: Found specification of procedure __bswap_32
[2020-11-07 01:54:42,437 INFO  L130     BoogieDeclarations]: Found specification of procedure __bswap_64
[2020-11-07 01:54:42,437 INFO  L130     BoogieDeclarations]: Found specification of procedure __uint16_identity
[2020-11-07 01:54:42,437 INFO  L130     BoogieDeclarations]: Found specification of procedure __uint32_identity
[2020-11-07 01:54:42,438 INFO  L130     BoogieDeclarations]: Found specification of procedure __uint64_identity
[2020-11-07 01:54:42,438 INFO  L130     BoogieDeclarations]: Found specification of procedure __sched_cpucount
[2020-11-07 01:54:42,438 INFO  L130     BoogieDeclarations]: Found specification of procedure __sched_cpualloc
[2020-11-07 01:54:42,438 INFO  L130     BoogieDeclarations]: Found specification of procedure __sched_cpufree
[2020-11-07 01:54:42,438 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_setparam
[2020-11-07 01:54:42,438 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_getparam
[2020-11-07 01:54:42,439 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_setscheduler
[2020-11-07 01:54:42,439 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_getscheduler
[2020-11-07 01:54:42,439 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_yield
[2020-11-07 01:54:42,439 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_get_priority_max
[2020-11-07 01:54:42,439 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_get_priority_min
[2020-11-07 01:54:42,439 INFO  L130     BoogieDeclarations]: Found specification of procedure sched_rr_get_interval
[2020-11-07 01:54:42,439 INFO  L130     BoogieDeclarations]: Found specification of procedure clock
[2020-11-07 01:54:42,439 INFO  L130     BoogieDeclarations]: Found specification of procedure time
[2020-11-07 01:54:42,440 INFO  L130     BoogieDeclarations]: Found specification of procedure difftime
[2020-11-07 01:54:42,440 INFO  L130     BoogieDeclarations]: Found specification of procedure mktime
[2020-11-07 01:54:42,440 INFO  L130     BoogieDeclarations]: Found specification of procedure strftime
[2020-11-07 01:54:42,440 INFO  L130     BoogieDeclarations]: Found specification of procedure strftime_l
[2020-11-07 01:54:42,440 INFO  L130     BoogieDeclarations]: Found specification of procedure gmtime
[2020-11-07 01:54:42,440 INFO  L130     BoogieDeclarations]: Found specification of procedure localtime
[2020-11-07 01:54:42,440 INFO  L130     BoogieDeclarations]: Found specification of procedure gmtime_r
[2020-11-07 01:54:42,440 INFO  L130     BoogieDeclarations]: Found specification of procedure localtime_r
[2020-11-07 01:54:42,441 INFO  L130     BoogieDeclarations]: Found specification of procedure asctime
[2020-11-07 01:54:42,441 INFO  L130     BoogieDeclarations]: Found specification of procedure ctime
[2020-11-07 01:54:42,441 INFO  L130     BoogieDeclarations]: Found specification of procedure asctime_r
[2020-11-07 01:54:42,441 INFO  L130     BoogieDeclarations]: Found specification of procedure ctime_r
[2020-11-07 01:54:42,441 INFO  L130     BoogieDeclarations]: Found specification of procedure tzset
[2020-11-07 01:54:42,441 INFO  L130     BoogieDeclarations]: Found specification of procedure stime
[2020-11-07 01:54:42,442 INFO  L130     BoogieDeclarations]: Found specification of procedure timegm
[2020-11-07 01:54:42,442 INFO  L130     BoogieDeclarations]: Found specification of procedure timelocal
[2020-11-07 01:54:42,442 INFO  L130     BoogieDeclarations]: Found specification of procedure dysize
[2020-11-07 01:54:42,442 INFO  L130     BoogieDeclarations]: Found specification of procedure nanosleep
[2020-11-07 01:54:42,442 INFO  L130     BoogieDeclarations]: Found specification of procedure clock_getres
[2020-11-07 01:54:42,442 INFO  L130     BoogieDeclarations]: Found specification of procedure clock_gettime
[2020-11-07 01:54:42,442 INFO  L130     BoogieDeclarations]: Found specification of procedure clock_settime
[2020-11-07 01:54:42,443 INFO  L130     BoogieDeclarations]: Found specification of procedure clock_nanosleep
[2020-11-07 01:54:42,443 INFO  L130     BoogieDeclarations]: Found specification of procedure clock_getcpuclockid
[2020-11-07 01:54:42,443 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_create
[2020-11-07 01:54:42,443 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_delete
[2020-11-07 01:54:42,444 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_settime
[2020-11-07 01:54:42,444 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_gettime
[2020-11-07 01:54:42,444 INFO  L130     BoogieDeclarations]: Found specification of procedure timer_getoverrun
[2020-11-07 01:54:42,444 INFO  L130     BoogieDeclarations]: Found specification of procedure timespec_get
[2020-11-07 01:54:42,445 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_create
[2020-11-07 01:54:42,445 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_exit
[2020-11-07 01:54:42,445 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_join
[2020-11-07 01:54:42,445 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_detach
[2020-11-07 01:54:42,445 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_self
[2020-11-07 01:54:42,446 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_equal
[2020-11-07 01:54:42,446 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_init
[2020-11-07 01:54:42,446 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_destroy
[2020-11-07 01:54:42,446 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate
[2020-11-07 01:54:42,447 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate
[2020-11-07 01:54:42,447 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize
[2020-11-07 01:54:42,447 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize
[2020-11-07 01:54:42,448 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam
[2020-11-07 01:54:42,448 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam
[2020-11-07 01:54:42,448 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy
[2020-11-07 01:54:42,448 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy
[2020-11-07 01:54:42,449 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched
[2020-11-07 01:54:42,449 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched
[2020-11-07 01:54:42,449 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getscope
[2020-11-07 01:54:42,450 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setscope
[2020-11-07 01:54:42,450 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr
[2020-11-07 01:54:42,450 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr
[2020-11-07 01:54:42,450 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize
[2020-11-07 01:54:42,450 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize
[2020-11-07 01:54:42,450 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_getstack
[2020-11-07 01:54:42,451 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_attr_setstack
[2020-11-07 01:54:42,451 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_setschedparam
[2020-11-07 01:54:42,451 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_getschedparam
[2020-11-07 01:54:42,451 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_setschedprio
[2020-11-07 01:54:42,451 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_once
[2020-11-07 01:54:42,451 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_setcancelstate
[2020-11-07 01:54:42,451 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_setcanceltype
[2020-11-07 01:54:42,451 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cancel
[2020-11-07 01:54:42,452 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_testcancel
[2020-11-07 01:54:42,452 INFO  L130     BoogieDeclarations]: Found specification of procedure __pthread_register_cancel
[2020-11-07 01:54:42,452 INFO  L130     BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel
[2020-11-07 01:54:42,452 INFO  L130     BoogieDeclarations]: Found specification of procedure __pthread_unwind_next
[2020-11-07 01:54:42,452 INFO  L130     BoogieDeclarations]: Found specification of procedure __sigsetjmp
[2020-11-07 01:54:42,452 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_init
[2020-11-07 01:54:42,452 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy
[2020-11-07 01:54:42,452 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock
[2020-11-07 01:54:42,453 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_lock
[2020-11-07 01:54:42,453 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock
[2020-11-07 01:54:42,453 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock
[2020-11-07 01:54:42,453 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling
[2020-11-07 01:54:42,453 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling
[2020-11-07 01:54:42,453 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent
[2020-11-07 01:54:42,453 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init
[2020-11-07 01:54:42,454 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy
[2020-11-07 01:54:42,454 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared
[2020-11-07 01:54:42,454 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared
[2020-11-07 01:54:42,454 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype
[2020-11-07 01:54:42,454 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype
[2020-11-07 01:54:42,454 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol
[2020-11-07 01:54:42,454 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol
[2020-11-07 01:54:42,455 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling
[2020-11-07 01:54:42,455 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling
[2020-11-07 01:54:42,455 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust
[2020-11-07 01:54:42,455 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust
[2020-11-07 01:54:42,455 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_init
[2020-11-07 01:54:42,455 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy
[2020-11-07 01:54:42,456 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock
[2020-11-07 01:54:42,456 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock
[2020-11-07 01:54:42,456 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock
[2020-11-07 01:54:42,456 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock
[2020-11-07 01:54:42,456 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock
[2020-11-07 01:54:42,456 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock
[2020-11-07 01:54:42,457 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock
[2020-11-07 01:54:42,457 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init
[2020-11-07 01:54:42,458 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy
[2020-11-07 01:54:42,458 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared
[2020-11-07 01:54:42,462 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared
[2020-11-07 01:54:42,463 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np
[2020-11-07 01:54:42,464 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np
[2020-11-07 01:54:42,465 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cond_init
[2020-11-07 01:54:42,468 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cond_destroy
[2020-11-07 01:54:42,468 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cond_signal
[2020-11-07 01:54:42,469 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast
[2020-11-07 01:54:42,469 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cond_wait
[2020-11-07 01:54:42,469 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait
[2020-11-07 01:54:42,469 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_condattr_init
[2020-11-07 01:54:42,469 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy
[2020-11-07 01:54:42,469 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared
[2020-11-07 01:54:42,469 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared
[2020-11-07 01:54:42,469 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock
[2020-11-07 01:54:42,470 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock
[2020-11-07 01:54:42,470 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_spin_init
[2020-11-07 01:54:42,470 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_spin_destroy
[2020-11-07 01:54:42,470 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_spin_lock
[2020-11-07 01:54:42,470 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_spin_trylock
[2020-11-07 01:54:42,470 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_spin_unlock
[2020-11-07 01:54:42,470 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrier_init
[2020-11-07 01:54:42,471 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy
[2020-11-07 01:54:42,471 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrier_wait
[2020-11-07 01:54:42,471 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init
[2020-11-07 01:54:42,472 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy
[2020-11-07 01:54:42,472 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared
[2020-11-07 01:54:42,472 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared
[2020-11-07 01:54:42,473 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_key_create
[2020-11-07 01:54:42,473 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_key_delete
[2020-11-07 01:54:42,473 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_getspecific
[2020-11-07 01:54:42,473 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_setspecific
[2020-11-07 01:54:42,473 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid
[2020-11-07 01:54:42,473 INFO  L130     BoogieDeclarations]: Found specification of procedure pthread_atfork
[2020-11-07 01:54:42,473 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2020-11-07 01:54:42,473 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2020-11-07 01:54:42,473 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2020-11-07 01:54:42,474 INFO  L130     BoogieDeclarations]: Found specification of procedure fence
[2020-11-07 01:54:42,474 INFO  L130     BoogieDeclarations]: Found specification of procedure isync
[2020-11-07 01:54:42,474 INFO  L130     BoogieDeclarations]: Found specification of procedure lwfence
[2020-11-07 01:54:42,474 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-11-07 01:54:42,474 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-11-07 01:54:42,474 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-11-07 01:54:42,474 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-11-07 01:54:42,474 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-11-07 01:54:42,474 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-11-07 01:54:42,475 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-11-07 01:54:43,095 INFO  L293             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-11-07 01:54:43,095 INFO  L298             CfgBuilder]: Removed 0 assume(true) statements.
[2020-11-07 01:54:43,098 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:54:43 BoogieIcfgContainer
[2020-11-07 01:54:43,098 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-11-07 01:54:43,100 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-11-07 01:54:43,100 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-11-07 01:54:43,104 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-11-07 01:54:43,105 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:54:41" (1/3) ...
[2020-11-07 01:54:43,105 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1406037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:54:43, skipping insertion in model container
[2020-11-07 01:54:43,106 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:54:42" (2/3) ...
[2020-11-07 01:54:43,106 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1406037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:54:43, skipping insertion in model container
[2020-11-07 01:54:43,106 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:54:43" (3/3) ...
[2020-11-07 01:54:43,108 INFO  L111   eAbstractionObserver]: Analyzing ICFG safe032_tso.oepc.i
[2020-11-07 01:54:43,126 WARN  L168   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-11-07 01:54:43,127 INFO  L179   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-11-07 01:54:43,131 INFO  L191   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-11-07 01:54:43,132 INFO  L351   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-11-07 01:54:43,193 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,193 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,193 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,193 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,194 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,194 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,194 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,194 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,195 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,195 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,195 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,195 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,198 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,198 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,199 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,199 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,201 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,201 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,201 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,202 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,203 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,204 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,204 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,204 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,205 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,205 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,205 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,205 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,206 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,207 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,207 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,207 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,207 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,208 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,208 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,208 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,218 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,219 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,219 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,219 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,225 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,225 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,225 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,226 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,228 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,228 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,229 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,229 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-11-07 01:54:43,231 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2020-11-07 01:54:43,244 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2020-11-07 01:54:43,269 INFO  L377      AbstractCegarLoop]: Interprodecural is true
[2020-11-07 01:54:43,269 INFO  L378      AbstractCegarLoop]: Hoare is true
[2020-11-07 01:54:43,269 INFO  L379      AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation
[2020-11-07 01:54:43,269 INFO  L380      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-11-07 01:54:43,269 INFO  L381      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-11-07 01:54:43,269 INFO  L382      AbstractCegarLoop]: Difference is false
[2020-11-07 01:54:43,270 INFO  L383      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-11-07 01:54:43,270 INFO  L387      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-11-07 01:54:43,280 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:344)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:396)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372)
	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:378)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.<init>(TraceAbstractionStarter.java:149)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124)
	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:320)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2020-11-07 01:54:43,286 INFO  L168              Benchmark]: Toolchain (without parser) took 1876.97 ms. Allocated memory is still 151.0 MB. Free memory was 125.9 MB in the beginning and 59.1 MB in the end (delta: 66.8 MB). Peak memory consumption was 67.6 MB. Max. memory is 8.0 GB.
[2020-11-07 01:54:43,286 INFO  L168              Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 151.0 MB. Free memory is still 125.3 MB. There was no memory consumed. Max. memory is 8.0 GB.
[2020-11-07 01:54:43,287 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 782.29 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 125.2 MB in the end (delta: 101.6 kB). Peak memory consumption was 27.8 MB. Max. memory is 8.0 GB.
[2020-11-07 01:54:43,288 INFO  L168              Benchmark]: Boogie Preprocessor took 125.10 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 122.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
[2020-11-07 01:54:43,289 INFO  L168              Benchmark]: RCFGBuilder took 763.59 ms. Allocated memory is still 151.0 MB. Free memory was 122.0 MB in the beginning and 70.1 MB in the end (delta: 51.9 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB.
[2020-11-07 01:54:43,290 INFO  L168              Benchmark]: TraceAbstraction took 182.67 ms. Allocated memory is still 151.0 MB. Free memory was 69.6 MB in the beginning and 59.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB.
[2020-11-07 01:54:43,294 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 1.20 ms. Allocated memory is still 151.0 MB. Free memory is still 125.3 MB. There was no memory consumed. Max. memory is 8.0 GB.
 * CACSL2BoogieTranslator took 782.29 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 125.2 MB in the end (delta: 101.6 kB). Peak memory consumption was 27.8 MB. Max. memory is 8.0 GB.
 * Boogie Preprocessor took 125.10 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 122.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
 * RCFGBuilder took 763.59 ms. Allocated memory is still 151.0 MB. Free memory was 122.0 MB in the beginning and 70.1 MB in the end (delta: 51.9 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB.
 * TraceAbstraction took 182.67 ms. Allocated memory is still 151.0 MB. Free memory was 69.6 MB in the beginning and 59.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 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...