/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_aso.3.M4.c


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


This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m
[2023-12-25 08:06:47,738 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-12-25 08:06:47,798 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2023-12-25 08:06:47,801 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-12-25 08:06:47,801 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-12-25 08:06:47,830 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-12-25 08:06:47,830 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-12-25 08:06:47,831 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-12-25 08:06:47,831 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2023-12-25 08:06:47,834 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2023-12-25 08:06:47,834 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-12-25 08:06:47,835 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-12-25 08:06:47,835 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-12-25 08:06:47,836 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-12-25 08:06:47,836 INFO  L153        SettingsManager]:  * Use SBE=true
[2023-12-25 08:06:47,836 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-12-25 08:06:47,837 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-12-25 08:06:47,837 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-12-25 08:06:47,837 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-12-25 08:06:47,837 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-12-25 08:06:47,837 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-12-25 08:06:47,837 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-12-25 08:06:47,838 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-12-25 08:06:47,838 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2023-12-25 08:06:47,838 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2023-12-25 08:06:47,838 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2023-12-25 08:06:47,838 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2023-12-25 08:06:47,838 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-12-25 08:06:47,838 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-12-25 08:06:47,839 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-12-25 08:06:47,839 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-12-25 08:06:47,839 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-12-25 08:06:47,839 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2023-12-25 08:06:47,840 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-12-25 08:06:47,840 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-12-25 08:06:47,840 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-12-25 08:06:47,840 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-12-25 08:06:47,840 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-12-25 08:06:47,840 INFO  L153        SettingsManager]:  * Trace refinement strategy=WOLF
[2023-12-25 08:06:47,840 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2023-12-25 08:06:47,840 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2023-12-25 08:06:47,841 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2023-12-25 08:06:47,841 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-12-25 08:06:47,841 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2023-12-25 08:06:47,841 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2023-12-25 08:06:47,841 INFO  L153        SettingsManager]:  * Logic for external solver=AUFBV
[2023-12-25 08:06:47,841 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2023-12-25 08:06:48,016 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-12-25 08:06:48,030 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-12-25 08:06:48,032 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-12-25 08:06:48,033 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-12-25 08:06:48,036 INFO  L274        PluginConnector]: CDTParser initialized
[2023-12-25 08:06:48,038 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_aso.3.M4.c
[2023-12-25 08:06:49,092 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-12-25 08:06:49,502 INFO  L384              CDTParser]: Found 1 translation units.
[2023-12-25 08:06:49,502 INFO  L180              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso.3.M4.c
[2023-12-25 08:06:49,549 INFO  L427              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14fcf9c06/0bb900201dcc49b1bcdf5b58671017ff/FLAGf86bdf3b7
[2023-12-25 08:06:49,563 INFO  L435              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14fcf9c06/0bb900201dcc49b1bcdf5b58671017ff
[2023-12-25 08:06:49,565 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-12-25 08:06:49,567 INFO  L133        ToolchainWalker]: Walking toolchain with 5 elements.
[2023-12-25 08:06:49,569 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-12-25 08:06:49,569 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-12-25 08:06:49,572 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-12-25 08:06:49,573 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 08:06:49" (1/1) ...
[2023-12-25 08:06:49,573 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3627c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:49, skipping insertion in model container
[2023-12-25 08:06:49,574 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 08:06:49" (1/1) ...
[2023-12-25 08:06:49,770 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-12-25 08:06:50,000 WARN  L239   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso.3.M4.c[2319,2332]
[2023-12-25 08:06:50,942 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-25 08:06:50,973 INFO  L202         MainTranslator]: Completed pre-run
[2023-12-25 08:06:50,980 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.bug3.i","-S") [48]
[2023-12-25 08:06:50,991 WARN  L239   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso.3.M4.c[2319,2332]
[2023-12-25 08:06:51,701 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-25 08:06:51,732 INFO  L206         MainTranslator]: Completed translation
[2023-12-25 08:06:51,732 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51 WrapperNode
[2023-12-25 08:06:51,732 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-12-25 08:06:51,734 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-12-25 08:06:51,734 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-12-25 08:06:51,734 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-12-25 08:06:51,739 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (1/1) ...
[2023-12-25 08:06:52,077 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (1/1) ...
[2023-12-25 08:06:53,236 INFO  L138                Inliner]: procedures = 75, calls = 21284, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 46093
[2023-12-25 08:06:53,236 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-12-25 08:06:53,237 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-12-25 08:06:53,237 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-12-25 08:06:53,237 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-12-25 08:06:53,245 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (1/1) ...
[2023-12-25 08:06:53,246 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (1/1) ...
[2023-12-25 08:06:53,640 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (1/1) ...
[2023-12-25 08:06:53,825 INFO  L175           MemorySlicer]: Split 16590 memory accesses to 32 slices as follows [8, 2, 2, 193, 17, 9, 2689, 3449, 2352, 1660, 1016, 4, 852, 218, 322, 7, 218, 322, 8, 218, 322, 218, 322, 218, 322, 2, 218, 322, 218, 322, 218, 322]. 21 percent of accesses are in the largest equivalence class. The 136 initializations are split as follows [0, 0, 2, 96, 8, 4, 0, 0, 8, 8, 4, 0, 4, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 1978 writes are split as follows [4, 1, 0, 1, 1, 1, 97, 97, 8, 8, 4, 0, 4, 110, 108, 3, 110, 108, 4, 110, 108, 110, 108, 110, 108, 1, 110, 108, 110, 108, 110, 108].
[2023-12-25 08:06:53,826 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (1/1) ...
[2023-12-25 08:06:53,826 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (1/1) ...
[2023-12-25 08:06:54,503 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (1/1) ...
[2023-12-25 08:06:54,564 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (1/1) ...
[2023-12-25 08:06:54,645 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (1/1) ...
[2023-12-25 08:06:54,703 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (1/1) ...
[2023-12-25 08:06:54,878 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-12-25 08:06:54,879 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-12-25 08:06:54,879 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-12-25 08:06:54,879 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-12-25 08:06:54,879 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (1/1) ...
[2023-12-25 08:06:54,883 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2023-12-25 08:06:54,891 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-12-25 08:06:54,902 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2023-12-25 08:06:54,903 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2023-12-25 08:06:54,931 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-12-25 08:06:54,931 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward
[2023-12-25 08:06:54,931 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward
[2023-12-25 08:06:54,931 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_cs_t2
[2023-12-25 08:06:54,931 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2
[2023-12-25 08:06:54,931 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14
[2023-12-25 08:06:54,932 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#15
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#16
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#17
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#18
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#19
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#20
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#21
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#22
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#23
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#24
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#25
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#26
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#27
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#28
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#29
[2023-12-25 08:06:54,933 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#30
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#31
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode
[2023-12-25 08:06:54,934 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_cs_t0
[2023-12-25 08:06:54,934 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_cs_t1
[2023-12-25 08:06:54,934 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6
[2023-12-25 08:06:54,934 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23
[2023-12-25 08:06:54,935 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24
[2023-12-25 08:06:54,936 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25
[2023-12-25 08:06:54,936 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26
[2023-12-25 08:06:54,936 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#27
[2023-12-25 08:06:54,936 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#28
[2023-12-25 08:06:54,936 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#29
[2023-12-25 08:06:54,936 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#30
[2023-12-25 08:06:54,936 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#31
[2023-12-25 08:06:54,936 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority
[2023-12-25 08:06:54,936 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority
[2023-12-25 08:06:54,936 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag
[2023-12-25 08:06:54,936 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag
[2023-12-25 08:06:54,936 INFO  L130     BoogieDeclarations]: Found specification of procedure nxt_motor_set_count
[2023-12-25 08:06:54,936 INFO  L138     BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count
[2023-12-25 08:06:54,936 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_read_version
[2023-12-25 08:06:54,936 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_read_version
[2023-12-25 08:06:54,937 INFO  L130     BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor
[2023-12-25 08:06:54,937 INFO  L138     BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor
[2023-12-25 08:06:54,937 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn
[2023-12-25 08:06:54,937 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn
[2023-12-25 08:06:54,937 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority
[2023-12-25 08:06:54,937 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority
[2023-12-25 08:06:54,937 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1
[2023-12-25 08:06:54,937 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1
[2023-12-25 08:06:54,937 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_write_version
[2023-12-25 08:06:54,937 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_write_version
[2023-12-25 08:06:54,937 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2
[2023-12-25 08:06:54,937 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2
[2023-12-25 08:06:54,937 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3
[2023-12-25 08:06:54,937 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3
[2023-12-25 08:06:54,937 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0
[2023-12-25 08:06:54,938 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1
[2023-12-25 08:06:54,938 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2
[2023-12-25 08:06:54,938 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3
[2023-12-25 08:06:54,938 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4
[2023-12-25 08:06:54,938 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5
[2023-12-25 08:06:54,938 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6
[2023-12-25 08:06:54,938 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7
[2023-12-25 08:06:54,938 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8
[2023-12-25 08:06:54,938 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9
[2023-12-25 08:06:54,938 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10
[2023-12-25 08:06:54,938 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11
[2023-12-25 08:06:54,938 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#20
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#21
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#22
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#23
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#24
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#25
[2023-12-25 08:06:54,939 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#26
[2023-12-25 08:06:54,940 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#27
[2023-12-25 08:06:54,940 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#28
[2023-12-25 08:06:54,940 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#29
[2023-12-25 08:06:54,940 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#30
[2023-12-25 08:06:54,940 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#31
[2023-12-25 08:06:54,940 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-12-25 08:06:54,940 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0
[2023-12-25 08:06:54,940 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1
[2023-12-25 08:06:54,940 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2
[2023-12-25 08:06:54,940 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3
[2023-12-25 08:06:54,940 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4
[2023-12-25 08:06:54,940 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18
[2023-12-25 08:06:54,941 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19
[2023-12-25 08:06:54,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20
[2023-12-25 08:06:54,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21
[2023-12-25 08:06:54,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22
[2023-12-25 08:06:54,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23
[2023-12-25 08:06:54,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24
[2023-12-25 08:06:54,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25
[2023-12-25 08:06:54,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26
[2023-12-25 08:06:54,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#27
[2023-12-25 08:06:54,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#28
[2023-12-25 08:06:54,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#29
[2023-12-25 08:06:54,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#30
[2023-12-25 08:06:54,942 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#31
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12
[2023-12-25 08:06:54,943 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13
[2023-12-25 08:06:54,944 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14
[2023-12-25 08:06:54,944 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15
[2023-12-25 08:06:54,944 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16
[2023-12-25 08:06:54,944 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17
[2023-12-25 08:06:54,944 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18
[2023-12-25 08:06:54,944 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19
[2023-12-25 08:06:54,944 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20
[2023-12-25 08:06:54,944 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21
[2023-12-25 08:06:54,944 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22
[2023-12-25 08:06:54,944 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23
[2023-12-25 08:06:54,944 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24
[2023-12-25 08:06:54,944 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25
[2023-12-25 08:06:54,945 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26
[2023-12-25 08:06:54,945 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#27
[2023-12-25 08:06:54,945 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#28
[2023-12-25 08:06:54,945 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#29
[2023-12-25 08:06:54,945 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#30
[2023-12-25 08:06:54,945 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#31
[2023-12-25 08:06:54,945 INFO  L130     BoogieDeclarations]: Found specification of procedure assert
[2023-12-25 08:06:54,945 INFO  L138     BoogieDeclarations]: Found implementation of procedure assert
[2023-12-25 08:06:54,945 INFO  L130     BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed
[2023-12-25 08:06:54,945 INFO  L138     BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed
[2023-12-25 08:06:54,945 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward
[2023-12-25 08:06:54,945 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward
[2023-12-25 08:06:54,945 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag
[2023-12-25 08:06:54,946 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag
[2023-12-25 08:06:54,946 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2023-12-25 08:06:54,946 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2023-12-25 08:06:54,946 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-12-25 08:06:54,946 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-12-25 08:06:54,946 INFO  L130     BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms
[2023-12-25 08:06:54,946 INFO  L138     BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms
[2023-12-25 08:06:54,946 INFO  L130     BoogieDeclarations]: Found specification of procedure nxt_motor_get_count
[2023-12-25 08:06:54,946 INFO  L138     BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count
[2023-12-25 08:06:54,946 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode
[2023-12-25 08:06:54,946 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode
[2023-12-25 08:06:54,946 INFO  L130     BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn
[2023-12-25 08:06:54,946 INFO  L138     BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn
[2023-12-25 08:06:56,790 INFO  L241             CfgBuilder]: Building ICFG
[2023-12-25 08:06:56,792 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-12-25 08:10:30,080 INFO  L282             CfgBuilder]: Performing block encoding
[2023-12-25 08:10:31,005 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-12-25 08:10:31,005 INFO  L309             CfgBuilder]: Removed 1 assume(true) statements.
[2023-12-25 08:10:31,005 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 08:10:31 BoogieIcfgContainer
[2023-12-25 08:10:31,005 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-12-25 08:10:31,008 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-12-25 08:10:31,008 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2023-12-25 08:10:31,012 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2023-12-25 08:10:31,012 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.12 08:06:49" (1/3) ...
[2023-12-25 08:10:31,013 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dd0ed40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 08:10:31, skipping insertion in model container
[2023-12-25 08:10:31,013 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 08:06:51" (2/3) ...
[2023-12-25 08:10:31,013 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dd0ed40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 08:10:31, skipping insertion in model container
[2023-12-25 08:10:31,013 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 08:10:31" (3/3) ...
[2023-12-25 08:10:31,014 INFO  L112   eAbstractionObserver]: Analyzing ICFG rekcba_aso.3.M4.c
[2023-12-25 08:10:31,028 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-12-25 08:10:31,028 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-12-25 08:10:31,231 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-12-25 08:10:31,238 INFO  L357      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2a2aa06f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-12-25 08:10:31,239 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-12-25 08:10:31,277 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 13111 states, 8443 states have (on average 1.3042757313751037) internal successors, (11012), 8557 states have internal predecessors, (11012), 4641 states have call successors, (4641), 25 states have call predecessors, (4641), 25 states have return successors, (4641), 4638 states have call predecessors, (4641), 4641 states have call successors, (4641)
[2023-12-25 08:10:32,080 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8464
[2023-12-25 08:10:32,081 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-25 08:10:32,085 INFO  L195           NwaCegarLoop]: trace histogram [979, 979, 979, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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[2023-12-25 08:10:32,085 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-25 08:10:32,089 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-25 08:10:32,091 INFO  L85        PathProgramCache]: Analyzing trace with hash -919191756, now seen corresponding path program 1 times
[2023-12-25 08:10:32,123 INFO  L118   FreeRefinementEngine]: Executing refinement strategy WOLF
[2023-12-25 08:10:32,123 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1168824416]
[2023-12-25 08:10:32,125 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-25 08:10:32,125 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2023-12-25 08:10:32,125 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2023-12-25 08:10:32,127 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2023-12-25 08:10:32,134 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2023-12-25 08:12:14,922 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-25 08:12:15,515 INFO  L262         TraceCheckSpWp]: Trace formula consists of 15115 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-12-25 08:12:15,693 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-12-25 08:12:16,007 INFO  L134       CoverageAnalysis]: Checked inductivity of 1914924 backedges. 377796 proven. 0 refuted. 0 times theorem prover too weak. 1537128 trivial. 0 not checked.
[2023-12-25 08:12:16,008 INFO  L323         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-12-25 08:12:16,008 INFO  L136   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2023-12-25 08:12:16,008 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1168824416]
[2023-12-25 08:12:16,009 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleMathsat [1168824416] provided 1 perfect and 0 imperfect interpolant sequences
[2023-12-25 08:12:16,009 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-12-25 08:12:16,010 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-12-25 08:12:16,011 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106472330]
[2023-12-25 08:12:16,011 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-12-25 08:12:16,021 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-12-25 08:12:16,021 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2023-12-25 08:12:16,044 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-12-25 08:12:16,044 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-12-25 08:12:16,074 INFO  L87              Difference]: Start difference. First operand  has 13111 states, 8443 states have (on average 1.3042757313751037) internal successors, (11012), 8557 states have internal predecessors, (11012), 4641 states have call successors, (4641), 25 states have call predecessors, (4641), 25 states have return successors, (4641), 4638 states have call predecessors, (4641), 4641 states have call successors, (4641) Second operand  has 2 states, 2 states have (on average 1787.0) internal successors, (3574), 2 states have internal predecessors, (3574), 2 states have call successors, (980), 2 states have call predecessors, (980), 2 states have return successors, (979), 2 states have call predecessors, (979), 2 states have call successors, (979)
[2023-12-25 08:12:20,790 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.52s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []
[2023-12-25 08:12:26,419 WARN  L539   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.76s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []
[2023-12-25 08:12:26,847 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-12-25 08:12:26,847 INFO  L93              Difference]: Finished difference Result 26220 states and 45198 transitions.
[2023-12-25 08:12:26,849 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2023-12-25 08:12:26,853 INFO  L78                 Accepts]: Start accepts. Automaton has  has 2 states, 2 states have (on average 1787.0) internal successors, (3574), 2 states have internal predecessors, (3574), 2 states have call successors, (980), 2 states have call predecessors, (980), 2 states have return successors, (979), 2 states have call predecessors, (979), 2 states have call successors, (979) Word has length 8463
[2023-12-25 08:12:26,854 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-12-25 08:12:26,961 INFO  L225             Difference]: With dead ends: 26220
[2023-12-25 08:12:26,961 INFO  L226             Difference]: Without dead ends: 13107
[2023-12-25 08:12:27,044 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 8462 GetRequests, 8462 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-12-25 08:12:27,048 INFO  L413           NwaCegarLoop]: 20253 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 20253 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time
[2023-12-25 08:12:27,051 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 20253 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 2 Unknown, 0 Unchecked, 10.3s Time]
[2023-12-25 08:12:27,086 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 13107 states.
[2023-12-25 08:12:34,214 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 13107 to 13107.
[2023-12-25 08:12:34,246 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 13107 states, 8440 states have (on average 1.3039099526066351) internal successors, (11005), 8554 states have internal predecessors, (11005), 4641 states have call successors, (4641), 25 states have call predecessors, (4641), 25 states have return successors, (4640), 4637 states have call predecessors, (4640), 4640 states have call successors, (4640)
[2023-12-25 08:12:34,342 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 13107 states to 13107 states and 20286 transitions.
[2023-12-25 08:12:34,348 INFO  L78                 Accepts]: Start accepts. Automaton has 13107 states and 20286 transitions. Word has length 8463
[2023-12-25 08:12:34,350 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-12-25 08:12:34,350 INFO  L495      AbstractCegarLoop]: Abstraction has 13107 states and 20286 transitions.
[2023-12-25 08:12:34,353 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 1787.0) internal successors, (3574), 2 states have internal predecessors, (3574), 2 states have call successors, (980), 2 states have call predecessors, (980), 2 states have return successors, (979), 2 states have call predecessors, (979), 2 states have call successors, (979)
[2023-12-25 08:12:34,353 INFO  L276                IsEmpty]: Start isEmpty. Operand 13107 states and 20286 transitions.
[2023-12-25 08:12:34,910 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8464
[2023-12-25 08:12:34,910 INFO  L187           NwaCegarLoop]: Found error trace
[2023-12-25 08:12:34,913 INFO  L195           NwaCegarLoop]: trace histogram [979, 979, 979, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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[2023-12-25 08:12:35,058 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0
[2023-12-25 08:12:35,132 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2023-12-25 08:12:35,133 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-12-25 08:12:35,133 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-12-25 08:12:35,138 INFO  L85        PathProgramCache]: Analyzing trace with hash -1680409778, now seen corresponding path program 1 times
[2023-12-25 08:12:35,154 INFO  L118   FreeRefinementEngine]: Executing refinement strategy WOLF
[2023-12-25 08:12:35,154 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1527911578]
[2023-12-25 08:12:35,155 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-25 08:12:35,155 INFO  L173          SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2023-12-25 08:12:35,155 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2023-12-25 08:12:35,156 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2023-12-25 08:12:35,159 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2023-12-25 08:14:21,035 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-12-25 08:14:21,631 INFO  L262         TraceCheckSpWp]: Trace formula consists of 15115 conjuncts, 10 conjunts are in the unsatisfiable core
[2023-12-25 08:14:21,799 INFO  L285         TraceCheckSpWp]: Computing forward predicates...
[2023-12-25 08:14:33,403 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 891 treesize of output 702
[2023-12-25 08:14:49,469 INFO  L349             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2023-12-25 08:14:49,469 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 58 select indices, 58 select index equivalence classes, 0 disjoint index pairs (out of 1653 index pairs), introduced 58 new quantified variables, introduced 1653 case distinctions, treesize of input 712 treesize of output 358
[2023-12-25 08:18:15,952 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12
[2023-12-25 08:18:16,636 INFO  L134       CoverageAnalysis]: Checked inductivity of 1914924 backedges. 431309 proven. 669 refuted. 0 times theorem prover too weak. 1482946 trivial. 0 not checked.
[2023-12-25 08:18:16,637 INFO  L327         TraceCheckSpWp]: Computing backward predicates...
[2023-12-25 08:19:50,393 INFO  L378             Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15
[2023-12-25 08:19:55,555 INFO  L136   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2023-12-25 08:19:55,555 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1527911578]
[2023-12-25 08:19:55,555 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleMathsat [1527911578] provided 0 perfect and 1 imperfect interpolant sequences
[2023-12-25 08:19:55,555 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1667721538]
[2023-12-25 08:19:55,556 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-12-25 08:19:55,557 INFO  L173          SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt
[2023-12-25 08:19:55,557 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4
[2023-12-25 08:19:55,597 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2023-12-25 08:19:55,600 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process
Received shutdown request...
[2023-12-25 08:21:05,283 WARN  L340       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end
[2023-12-25 08:21:05,283 WARN  L340       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end
[2023-12-25 08:21:05,289 WARN  L340       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end
[2023-12-25 08:21:06,473 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0
[2023-12-25 08:21:06,483 WARN  L435       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process
[2023-12-25 08:21:06,498 WARN  L435       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forcibly destroying the process
[2023-12-25 08:21:06,542 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137
[2023-12-25 08:21:06,542 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 137
Cannot interrupt operation gracefully because timeout expired. Forcing shutdown