./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i --full-output --architecture 64bit


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


Checking for overflows
Using default analysis
Version 527bcce2
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 64052bfdc5bf6f2a2ba50127e6f4ecf4f822ad11dffb4513d5356b1e12bd4cd0
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-527bcce
[2023-11-21 18:48:22,744 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-21 18:48:22,843 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf
[2023-11-21 18:48:22,848 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-21 18:48:22,848 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-21 18:48:22,890 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-21 18:48:22,892 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-21 18:48:22,893 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2023-11-21 18:48:22,894 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-21 18:48:22,899 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-21 18:48:22,900 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-21 18:48:22,901 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-11-21 18:48:22,901 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-21 18:48:22,903 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-21 18:48:22,903 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-11-21 18:48:22,904 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-21 18:48:22,904 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-11-21 18:48:22,905 INFO  L153        SettingsManager]:  * Check absence of signed integer overflows=true
[2023-11-21 18:48:22,905 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-21 18:48:22,905 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-11-21 18:48:22,906 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-21 18:48:22,907 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-21 18:48:22,907 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-11-21 18:48:22,908 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-11-21 18:48:22,908 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-21 18:48:22,909 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-21 18:48:22,909 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-21 18:48:22,910 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-21 18:48:22,910 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-21 18:48:22,911 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-11-21 18:48:22,912 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-21 18:48:22,912 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-21 18:48:22,913 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/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
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64052bfdc5bf6f2a2ba50127e6f4ecf4f822ad11dffb4513d5356b1e12bd4cd0
[2023-11-21 18:48:23,219 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-21 18:48:23,243 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-21 18:48:23,246 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-21 18:48:23,258 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-21 18:48:23,259 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-21 18:48:23,261 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i
[2023-11-21 18:48:26,544 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-21 18:48:26,969 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-21 18:48:26,970 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/sv-benchmarks/c/busybox-1.22.0/uname-2.i
[2023-11-21 18:48:27,000 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/data/b273e6669/a51546856b91463ea686b35491915c88/FLAG017fde7b0
[2023-11-21 18:48:27,016 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/data/b273e6669/a51546856b91463ea686b35491915c88
[2023-11-21 18:48:27,019 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-21 18:48:27,020 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-21 18:48:27,022 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-21 18:48:27,022 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-21 18:48:27,027 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-21 18:48:27,028 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:27" (1/1) ...
[2023-11-21 18:48:27,029 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ee34b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:27, skipping insertion in model container
[2023-11-21 18:48:27,030 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:27" (1/1) ...
[2023-11-21 18:48:27,132 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-21 18:48:28,775 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-21 18:48:28,831 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-21 18:48:29,076 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-21 18:48:29,232 WARN  L675               CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler.
[2023-11-21 18:48:29,232 WARN  L675               CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler.
[2023-11-21 18:48:29,232 WARN  L675               CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler.
[2023-11-21 18:48:29,233 WARN  L675               CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler.
[2023-11-21 18:48:29,241 INFO  L206         MainTranslator]: Completed translation
[2023-11-21 18:48:29,241 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:29 WrapperNode
[2023-11-21 18:48:29,242 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-21 18:48:29,243 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-21 18:48:29,243 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-21 18:48:29,243 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-21 18:48:29,251 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:29" (1/1) ...
[2023-11-21 18:48:29,316 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:29" (1/1) ...
[2023-11-21 18:48:29,414 INFO  L138                Inliner]: procedures = 570, calls = 556, calls flagged for inlining = 24, calls inlined = 22, statements flattened = 1869
[2023-11-21 18:48:29,415 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-21 18:48:29,416 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-21 18:48:29,416 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-21 18:48:29,416 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-21 18:48:29,426 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:29" (1/1) ...
[2023-11-21 18:48:29,426 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:29" (1/1) ...
[2023-11-21 18:48:29,450 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:29" (1/1) ...
[2023-11-21 18:48:29,451 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:29" (1/1) ...
[2023-11-21 18:48:29,555 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:29" (1/1) ...
[2023-11-21 18:48:29,570 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:29" (1/1) ...
[2023-11-21 18:48:29,582 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:29" (1/1) ...
[2023-11-21 18:48:29,593 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:29" (1/1) ...
[2023-11-21 18:48:29,627 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-21 18:48:29,633 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-21 18:48:29,633 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-21 18:48:29,633 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-21 18:48:29,634 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:29" (1/1) ...
[2023-11-21 18:48:29,641 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-21 18:48:29,655 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/z3
[2023-11-21 18:48:29,673 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-21 18:48:29,687 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec21-1036-4a69-93f8-7a802d7caf8d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-21 18:48:29,717 INFO  L130     BoogieDeclarations]: Found specification of procedure putchar
[2023-11-21 18:48:29,717 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-21 18:48:29,717 INFO  L130     BoogieDeclarations]: Found specification of procedure read~unchecked~int
[2023-11-21 18:48:29,717 INFO  L130     BoogieDeclarations]: Found specification of procedure bb_verror_msg
[2023-11-21 18:48:29,718 INFO  L138     BoogieDeclarations]: Found implementation of procedure bb_verror_msg
[2023-11-21 18:48:29,719 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2023-11-21 18:48:29,720 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-11-21 18:48:29,720 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-21 18:48:29,720 INFO  L130     BoogieDeclarations]: Found specification of procedure fflush
[2023-11-21 18:48:29,720 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-21 18:48:29,721 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-21 18:48:29,721 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-21 18:48:29,721 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-21 18:48:29,721 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy
[2023-11-21 18:48:29,721 INFO  L138     BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy
[2023-11-21 18:48:29,722 INFO  L130     BoogieDeclarations]: Found specification of procedure xmalloc
[2023-11-21 18:48:29,722 INFO  L138     BoogieDeclarations]: Found implementation of procedure xmalloc
[2023-11-21 18:48:29,722 INFO  L130     BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$
[2023-11-21 18:48:29,722 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$
[2023-11-21 18:48:29,724 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset
[2023-11-21 18:48:29,724 INFO  L138     BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset
[2023-11-21 18:48:29,724 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2023-11-21 18:48:29,725 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2023-11-21 18:48:29,725 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-21 18:48:29,725 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-21 18:48:29,725 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2023-11-21 18:48:29,725 INFO  L130     BoogieDeclarations]: Found specification of procedure bb_show_usage
[2023-11-21 18:48:29,726 INFO  L138     BoogieDeclarations]: Found implementation of procedure bb_show_usage
[2023-11-21 18:48:29,726 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-11-21 18:48:29,727 INFO  L130     BoogieDeclarations]: Found specification of procedure strtoul
[2023-11-21 18:48:29,727 INFO  L130     BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die
[2023-11-21 18:48:29,727 INFO  L138     BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die
[2023-11-21 18:48:29,728 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-21 18:48:30,258 INFO  L240             CfgBuilder]: Building ICFG
[2023-11-21 18:48:30,261 INFO  L266             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-21 18:48:32,028 INFO  L281             CfgBuilder]: Performing block encoding
[2023-11-21 18:48:32,641 INFO  L303             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-21 18:48:32,641 INFO  L308             CfgBuilder]: Removed 33 assume(true) statements.
[2023-11-21 18:48:32,643 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:32 BoogieIcfgContainer
[2023-11-21 18:48:32,644 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-21 18:48:32,645 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-21 18:48:32,645 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-11-21 18:48:32,656 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-11-21 18:48:32,656 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:32" (1/1) ...
[2023-11-21 18:48:32,667 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-21 18:48:32,743 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:32,769 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 387 states and 537 transitions.
[2023-11-21 18:48:32,773 INFO  L276                IsEmpty]: Start isEmpty. Operand 387 states and 537 transitions.
[2023-11-21 18:48:32,775 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-21 18:48:32,775 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:32,776 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:33,095 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:33,369 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-21 18:48:33,498 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:33,501 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 389 states and 540 transitions.
[2023-11-21 18:48:33,501 INFO  L276                IsEmpty]: Start isEmpty. Operand 389 states and 540 transitions.
[2023-11-21 18:48:33,502 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2023-11-21 18:48:33,502 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:33,502 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:33,605 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:33,723 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-21 18:48:33,740 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:33,743 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 390 states and 541 transitions.
[2023-11-21 18:48:33,743 INFO  L276                IsEmpty]: Start isEmpty. Operand 390 states and 541 transitions.
[2023-11-21 18:48:33,743 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2023-11-21 18:48:33,743 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:33,744 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:33,810 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:33,982 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-21 18:48:34,031 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:34,034 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 392 states and 544 transitions.
[2023-11-21 18:48:34,034 INFO  L276                IsEmpty]: Start isEmpty. Operand 392 states and 544 transitions.
[2023-11-21 18:48:34,038 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2023-11-21 18:48:34,038 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:34,038 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:34,093 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:34,255 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2023-11-21 18:48:34,350 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:34,352 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 391 states and 543 transitions.
[2023-11-21 18:48:34,352 INFO  L276                IsEmpty]: Start isEmpty. Operand 391 states and 543 transitions.
[2023-11-21 18:48:34,353 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-21 18:48:34,353 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:34,354 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:34,427 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:34,618 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-21 18:48:34,689 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:34,694 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 392 states and 544 transitions.
[2023-11-21 18:48:34,694 INFO  L276                IsEmpty]: Start isEmpty. Operand 392 states and 544 transitions.
[2023-11-21 18:48:34,695 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-21 18:48:34,695 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:34,696 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:34,780 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:35,006 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2023-11-21 18:48:35,161 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:35,163 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 391 states and 543 transitions.
[2023-11-21 18:48:35,163 INFO  L276                IsEmpty]: Start isEmpty. Operand 391 states and 543 transitions.
[2023-11-21 18:48:35,164 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-21 18:48:35,164 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:35,165 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:35,219 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:35,328 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2023-11-21 18:48:35,364 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:35,366 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 390 states and 542 transitions.
[2023-11-21 18:48:35,366 INFO  L276                IsEmpty]: Start isEmpty. Operand 390 states and 542 transitions.
[2023-11-21 18:48:35,367 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2023-11-21 18:48:35,367 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:35,367 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:35,432 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:35,632 INFO  L134       CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-21 18:48:35,861 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:35,864 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 393 states and 545 transitions.
[2023-11-21 18:48:35,866 INFO  L276                IsEmpty]: Start isEmpty. Operand 393 states and 545 transitions.
[2023-11-21 18:48:35,866 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-21 18:48:35,867 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:35,867 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:35,930 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:36,152 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-21 18:48:36,316 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:36,318 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 396 states and 548 transitions.
[2023-11-21 18:48:36,318 INFO  L276                IsEmpty]: Start isEmpty. Operand 396 states and 548 transitions.
[2023-11-21 18:48:36,319 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2023-11-21 18:48:36,319 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:36,319 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:36,382 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:36,644 INFO  L134       CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-21 18:48:36,866 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:36,868 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 399 states and 551 transitions.
[2023-11-21 18:48:36,868 INFO  L276                IsEmpty]: Start isEmpty. Operand 399 states and 551 transitions.
[2023-11-21 18:48:36,869 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2023-11-21 18:48:36,869 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:36,870 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:36,937 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:37,236 INFO  L134       CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-21 18:48:37,484 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:37,486 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 402 states and 554 transitions.
[2023-11-21 18:48:37,486 INFO  L276                IsEmpty]: Start isEmpty. Operand 402 states and 554 transitions.
[2023-11-21 18:48:37,488 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-11-21 18:48:37,488 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:37,489 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:37,560 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:37,978 INFO  L134       CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-21 18:48:38,251 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:38,253 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 405 states and 557 transitions.
[2023-11-21 18:48:38,253 INFO  L276                IsEmpty]: Start isEmpty. Operand 405 states and 557 transitions.
[2023-11-21 18:48:38,254 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2023-11-21 18:48:38,254 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:38,255 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:38,323 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:38,672 INFO  L134       CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-21 18:48:38,936 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:38,937 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 408 states and 560 transitions.
[2023-11-21 18:48:38,937 INFO  L276                IsEmpty]: Start isEmpty. Operand 408 states and 560 transitions.
[2023-11-21 18:48:38,938 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2023-11-21 18:48:38,938 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:38,939 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:39,032 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:39,405 INFO  L134       CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-21 18:48:39,661 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:39,663 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 411 states and 563 transitions.
[2023-11-21 18:48:39,663 INFO  L276                IsEmpty]: Start isEmpty. Operand 411 states and 563 transitions.
[2023-11-21 18:48:39,664 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2023-11-21 18:48:39,664 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:39,664 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:39,733 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:40,170 INFO  L134       CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-21 18:48:40,338 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:40,340 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 414 states and 565 transitions.
[2023-11-21 18:48:40,340 INFO  L276                IsEmpty]: Start isEmpty. Operand 414 states and 565 transitions.
[2023-11-21 18:48:40,341 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 38
[2023-11-21 18:48:40,341 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:40,341 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:40,442 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:40,737 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:40,926 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:40,928 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 413 states and 564 transitions.
[2023-11-21 18:48:40,928 INFO  L276                IsEmpty]: Start isEmpty. Operand 413 states and 564 transitions.
[2023-11-21 18:48:40,929 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2023-11-21 18:48:40,929 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:40,929 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:40,994 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:41,131 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:41,158 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:41,160 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 412 states and 563 transitions.
[2023-11-21 18:48:41,160 INFO  L276                IsEmpty]: Start isEmpty. Operand 412 states and 563 transitions.
[2023-11-21 18:48:41,161 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2023-11-21 18:48:41,161 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:41,161 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:41,261 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:41,409 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:41,544 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:41,545 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 411 states and 562 transitions.
[2023-11-21 18:48:41,546 INFO  L276                IsEmpty]: Start isEmpty. Operand 411 states and 562 transitions.
[2023-11-21 18:48:41,546 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2023-11-21 18:48:41,546 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:41,547 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:41,633 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:41,833 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:41,913 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:41,915 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 413 states and 565 transitions.
[2023-11-21 18:48:41,916 INFO  L276                IsEmpty]: Start isEmpty. Operand 413 states and 565 transitions.
[2023-11-21 18:48:41,916 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2023-11-21 18:48:41,916 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:41,917 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:42,001 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:42,185 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:42,253 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:42,256 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 416 states and 569 transitions.
[2023-11-21 18:48:42,257 INFO  L276                IsEmpty]: Start isEmpty. Operand 416 states and 569 transitions.
[2023-11-21 18:48:42,261 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2023-11-21 18:48:42,261 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:42,261 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:42,336 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:42,537 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:42,561 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:42,563 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 417 states and 570 transitions.
[2023-11-21 18:48:42,563 INFO  L276                IsEmpty]: Start isEmpty. Operand 417 states and 570 transitions.
[2023-11-21 18:48:42,564 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 45
[2023-11-21 18:48:42,564 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:42,564 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:42,657 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:42,816 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:42,843 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:42,845 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 418 states and 571 transitions.
[2023-11-21 18:48:42,845 INFO  L276                IsEmpty]: Start isEmpty. Operand 418 states and 571 transitions.
[2023-11-21 18:48:42,846 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2023-11-21 18:48:42,846 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:42,846 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:42,947 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:43,158 INFO  L134       CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:43,322 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:43,324 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 420 states and 574 transitions.
[2023-11-21 18:48:43,324 INFO  L276                IsEmpty]: Start isEmpty. Operand 420 states and 574 transitions.
[2023-11-21 18:48:43,324 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2023-11-21 18:48:43,324 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:43,325 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:43,406 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:43,599 INFO  L134       CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked.
[2023-11-21 18:48:44,048 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:44,049 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 426 states and 585 transitions.
[2023-11-21 18:48:44,050 INFO  L276                IsEmpty]: Start isEmpty. Operand 426 states and 585 transitions.
[2023-11-21 18:48:44,050 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2023-11-21 18:48:44,050 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:44,050 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:44,159 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:44,321 INFO  L134       CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked.
[2023-11-21 18:48:44,591 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:44,593 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 425 states and 584 transitions.
[2023-11-21 18:48:44,593 INFO  L276                IsEmpty]: Start isEmpty. Operand 425 states and 584 transitions.
[2023-11-21 18:48:44,593 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2023-11-21 18:48:44,593 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:44,594 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:44,667 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:44,802 INFO  L134       CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked.
[2023-11-21 18:48:44,825 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:44,827 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 426 states and 585 transitions.
[2023-11-21 18:48:44,827 INFO  L276                IsEmpty]: Start isEmpty. Operand 426 states and 585 transitions.
[2023-11-21 18:48:44,828 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2023-11-21 18:48:44,828 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:44,828 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:44,897 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:45,104 INFO  L134       CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:45,296 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:45,298 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 429 states and 590 transitions.
[2023-11-21 18:48:45,298 INFO  L276                IsEmpty]: Start isEmpty. Operand 429 states and 590 transitions.
[2023-11-21 18:48:45,298 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 49
[2023-11-21 18:48:45,299 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:45,299 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:45,377 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:45,635 INFO  L134       CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked.
[2023-11-21 18:48:46,075 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:46,077 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 428 states and 589 transitions.
[2023-11-21 18:48:46,077 INFO  L276                IsEmpty]: Start isEmpty. Operand 428 states and 589 transitions.
[2023-11-21 18:48:46,077 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 49
[2023-11-21 18:48:46,078 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:46,078 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:46,151 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:46,361 INFO  L134       CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:46,660 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:46,662 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 432 states and 594 transitions.
[2023-11-21 18:48:46,662 INFO  L276                IsEmpty]: Start isEmpty. Operand 432 states and 594 transitions.
[2023-11-21 18:48:46,663 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 49
[2023-11-21 18:48:46,663 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:46,663 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:46,737 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:46,863 INFO  L134       CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked.
[2023-11-21 18:48:47,350 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:47,352 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 434 states and 597 transitions.
[2023-11-21 18:48:47,352 INFO  L276                IsEmpty]: Start isEmpty. Operand 434 states and 597 transitions.
[2023-11-21 18:48:47,353 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2023-11-21 18:48:47,353 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:47,353 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:47,426 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:47,655 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:47,787 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:47,789 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 438 states and 602 transitions.
[2023-11-21 18:48:47,789 INFO  L276                IsEmpty]: Start isEmpty. Operand 438 states and 602 transitions.
[2023-11-21 18:48:47,789 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2023-11-21 18:48:47,789 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:47,790 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:47,865 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:48,020 INFO  L134       CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked.
[2023-11-21 18:48:48,304 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:48,306 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 440 states and 603 transitions.
[2023-11-21 18:48:48,307 INFO  L276                IsEmpty]: Start isEmpty. Operand 440 states and 603 transitions.
[2023-11-21 18:48:48,307 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2023-11-21 18:48:48,307 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:48,308 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:48,381 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:48,667 INFO  L134       CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked.
[2023-11-21 18:48:49,177 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:49,179 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 439 states and 602 transitions.
[2023-11-21 18:48:49,179 INFO  L276                IsEmpty]: Start isEmpty. Operand 439 states and 602 transitions.
[2023-11-21 18:48:49,179 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2023-11-21 18:48:49,180 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:49,180 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:49,268 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:49,502 INFO  L134       CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked.
[2023-11-21 18:48:49,995 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:49,999 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 440 states and 603 transitions.
[2023-11-21 18:48:50,002 INFO  L276                IsEmpty]: Start isEmpty. Operand 440 states and 603 transitions.
[2023-11-21 18:48:50,003 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 54
[2023-11-21 18:48:50,003 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:50,003 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:50,116 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:50,468 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:50,574 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:50,576 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 441 states and 604 transitions.
[2023-11-21 18:48:50,577 INFO  L276                IsEmpty]: Start isEmpty. Operand 441 states and 604 transitions.
[2023-11-21 18:48:50,577 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2023-11-21 18:48:50,577 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:50,578 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:50,650 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:50,913 INFO  L134       CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:51,143 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:51,145 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 445 states and 609 transitions.
[2023-11-21 18:48:51,145 INFO  L276                IsEmpty]: Start isEmpty. Operand 445 states and 609 transitions.
[2023-11-21 18:48:51,145 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 55
[2023-11-21 18:48:51,146 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:51,146 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:51,220 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:51,415 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:51,435 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:51,437 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 446 states and 610 transitions.
[2023-11-21 18:48:51,437 INFO  L276                IsEmpty]: Start isEmpty. Operand 446 states and 610 transitions.
[2023-11-21 18:48:51,438 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 56
[2023-11-21 18:48:51,438 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:51,438 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:51,521 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:51,755 INFO  L134       CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked.
[2023-11-21 18:48:52,031 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:52,033 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 447 states and 611 transitions.
[2023-11-21 18:48:52,033 INFO  L276                IsEmpty]: Start isEmpty. Operand 447 states and 611 transitions.
[2023-11-21 18:48:52,034 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 58
[2023-11-21 18:48:52,034 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:52,034 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:52,107 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:52,285 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:52,575 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:52,577 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 450 states and 615 transitions.
[2023-11-21 18:48:52,577 INFO  L276                IsEmpty]: Start isEmpty. Operand 450 states and 615 transitions.
[2023-11-21 18:48:52,578 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 57
[2023-11-21 18:48:52,578 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:52,578 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:52,664 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:53,008 INFO  L134       CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:53,261 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:53,263 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 454 states and 620 transitions.
[2023-11-21 18:48:53,263 INFO  L276                IsEmpty]: Start isEmpty. Operand 454 states and 620 transitions.
[2023-11-21 18:48:53,264 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 59
[2023-11-21 18:48:53,264 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:53,264 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:53,344 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:53,510 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:53,531 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:53,533 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 455 states and 621 transitions.
[2023-11-21 18:48:53,533 INFO  L276                IsEmpty]: Start isEmpty. Operand 455 states and 621 transitions.
[2023-11-21 18:48:53,535 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 59
[2023-11-21 18:48:53,535 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:53,535 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:53,672 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:53,972 INFO  L134       CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked.
[2023-11-21 18:48:55,836 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:55,838 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 464 states and 636 transitions.
[2023-11-21 18:48:55,838 INFO  L276                IsEmpty]: Start isEmpty. Operand 464 states and 636 transitions.
[2023-11-21 18:48:55,839 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2023-11-21 18:48:55,839 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:55,839 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:55,926 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:56,099 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:48:56,116 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:56,118 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 466 states and 639 transitions.
[2023-11-21 18:48:56,118 INFO  L276                IsEmpty]: Start isEmpty. Operand 466 states and 639 transitions.
[2023-11-21 18:48:56,119 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2023-11-21 18:48:56,119 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:56,120 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:56,212 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:56,510 INFO  L134       CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked.
[2023-11-21 18:48:58,986 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:48:58,988 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 476 states and 654 transitions.
[2023-11-21 18:48:58,989 INFO  L276                IsEmpty]: Start isEmpty. Operand 476 states and 654 transitions.
[2023-11-21 18:48:58,990 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 61
[2023-11-21 18:48:58,990 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:48:58,990 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:48:59,085 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:48:59,626 INFO  L134       CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:49:08,325 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:49:08,328 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 522 states and 720 transitions.
[2023-11-21 18:49:08,328 INFO  L276                IsEmpty]: Start isEmpty. Operand 522 states and 720 transitions.
[2023-11-21 18:49:08,329 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 61
[2023-11-21 18:49:08,329 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:49:08,330 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:49:08,418 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:49:08,876 INFO  L134       CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.
[2023-11-21 18:49:09,443 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-21 18:49:09,446 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 526 states and 726 transitions.
[2023-11-21 18:49:09,447 INFO  L276                IsEmpty]: Start isEmpty. Operand 526 states and 726 transitions.
[2023-11-21 18:49:09,448 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 62
[2023-11-21 18:49:09,448 INFO  L423      CodeCheckObserver]: Error Path is FOUND.
[2023-11-21 18:49:09,449 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-21 18:49:09,557 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-21 18:49:09,790 INFO  L134       CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked.