./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0513_1.i --full-output --architecture 32bit


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version dbf71c69
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0513_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2cd9310cc22b48510db29915dc2047c5968d5424a204e513aea9283dac5ac7bf
--- Real Ultimate output ---
[0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset.
This is Ultimate 0.2.2-dev-dbf71c6-m
[2022-10-17 17:02:39,881 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2022-10-17 17:02:39,884 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2022-10-17 17:02:39,914 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-10-17 17:02:39,914 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-10-17 17:02:39,917 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-10-17 17:02:39,920 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-10-17 17:02:39,924 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2022-10-17 17:02:39,926 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-10-17 17:02:39,927 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-10-17 17:02:39,928 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2022-10-17 17:02:39,929 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-10-17 17:02:39,930 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-10-17 17:02:39,931 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-10-17 17:02:39,933 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-10-17 17:02:39,935 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-10-17 17:02:39,936 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-10-17 17:02:39,937 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-10-17 17:02:39,947 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-10-17 17:02:39,950 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2022-10-17 17:02:39,952 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-10-17 17:02:39,956 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-10-17 17:02:39,964 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2022-10-17 17:02:39,965 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-10-17 17:02:39,970 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-10-17 17:02:39,978 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-10-17 17:02:39,978 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-10-17 17:02:39,980 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-10-17 17:02:39,981 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-10-17 17:02:39,982 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-10-17 17:02:39,984 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-10-17 17:02:39,986 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-10-17 17:02:39,988 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-10-17 17:02:39,989 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2022-10-17 17:02:39,992 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-10-17 17:02:39,994 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2022-10-17 17:02:39,996 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-10-17 17:02:39,996 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-10-17 17:02:39,997 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2022-10-17 17:02:39,998 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2022-10-17 17:02:39,998 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2022-10-17 17:02:39,999 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf
[2022-10-17 17:02:40,042 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-10-17 17:02:40,043 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-10-17 17:02:40,045 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-10-17 17:02:40,045 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-10-17 17:02:40,046 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-10-17 17:02:40,046 INFO  L138        SettingsManager]:  * sizeof long=4
[2022-10-17 17:02:40,046 INFO  L138        SettingsManager]:  * Check unreachability of error function in SV-COMP mode=false
[2022-10-17 17:02:40,046 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-10-17 17:02:40,047 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2022-10-17 17:02:40,047 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-10-17 17:02:40,048 INFO  L138        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2022-10-17 17:02:40,048 INFO  L138        SettingsManager]:  * Bitprecise bitfields=true
[2022-10-17 17:02:40,049 INFO  L138        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2022-10-17 17:02:40,049 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-10-17 17:02:40,049 INFO  L138        SettingsManager]:  * sizeof long double=12
[2022-10-17 17:02:40,049 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2022-10-17 17:02:40,050 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2022-10-17 17:02:40,050 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2022-10-17 17:02:40,050 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-10-17 17:02:40,051 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2022-10-17 17:02:40,051 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-10-17 17:02:40,051 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2022-10-17 17:02:40,051 INFO  L138        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2022-10-17 17:02:40,052 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-10-17 17:02:40,052 INFO  L138        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_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/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_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
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 valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )


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 -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2cd9310cc22b48510db29915dc2047c5968d5424a204e513aea9283dac5ac7bf
[2022-10-17 17:02:40,379 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-10-17 17:02:40,402 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-10-17 17:02:40,405 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-10-17 17:02:40,406 INFO  L271        PluginConnector]: Initializing CDTParser...
[2022-10-17 17:02:40,407 INFO  L275        PluginConnector]: CDTParser initialized
[2022-10-17 17:02:40,408 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-ext-properties/test-0513_1.i
[2022-10-17 17:02:40,477 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/data/6621025f1/023c66efa03a4a958eca4af2f69e99f2/FLAG303ee0404
[2022-10-17 17:02:40,967 INFO  L306              CDTParser]: Found 1 translation units.
[2022-10-17 17:02:40,977 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/sv-benchmarks/c/list-ext-properties/test-0513_1.i
[2022-10-17 17:02:41,001 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/data/6621025f1/023c66efa03a4a958eca4af2f69e99f2/FLAG303ee0404
[2022-10-17 17:02:41,508 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/data/6621025f1/023c66efa03a4a958eca4af2f69e99f2
[2022-10-17 17:02:41,510 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-10-17 17:02:41,512 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2022-10-17 17:02:41,514 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-10-17 17:02:41,514 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-10-17 17:02:41,517 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2022-10-17 17:02:41,518 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:41" (1/1) ...
[2022-10-17 17:02:41,520 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dbe0474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:41, skipping insertion in model container
[2022-10-17 17:02:41,520 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:41" (1/1) ...
[2022-10-17 17:02:41,528 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2022-10-17 17:02:41,573 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2022-10-17 17:02:41,977 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-10-17 17:02:41,990 INFO  L203         MainTranslator]: Completed pre-run
[2022-10-17 17:02:42,060 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-10-17 17:02:42,093 INFO  L208         MainTranslator]: Completed translation
[2022-10-17 17:02:42,094 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:42 WrapperNode
[2022-10-17 17:02:42,094 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-10-17 17:02:42,095 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-10-17 17:02:42,095 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-10-17 17:02:42,095 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2022-10-17 17:02:42,104 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:42" (1/1) ...
[2022-10-17 17:02:42,142 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:42" (1/1) ...
[2022-10-17 17:02:42,182 INFO  L138                Inliner]: procedures = 123, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 148
[2022-10-17 17:02:42,182 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-10-17 17:02:42,183 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-10-17 17:02:42,184 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-10-17 17:02:42,184 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-10-17 17:02:42,193 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:42" (1/1) ...
[2022-10-17 17:02:42,195 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:42" (1/1) ...
[2022-10-17 17:02:42,217 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:42" (1/1) ...
[2022-10-17 17:02:42,217 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:42" (1/1) ...
[2022-10-17 17:02:42,226 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:42" (1/1) ...
[2022-10-17 17:02:42,230 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:42" (1/1) ...
[2022-10-17 17:02:42,247 INFO  L185        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:42" (1/1) ...
[2022-10-17 17:02:42,248 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:42" (1/1) ...
[2022-10-17 17:02:42,261 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-10-17 17:02:42,262 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-10-17 17:02:42,263 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-10-17 17:02:42,263 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-10-17 17:02:42,264 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:42" (1/1) ...
[2022-10-17 17:02:42,271 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2022-10-17 17:02:42,283 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/z3
[2022-10-17 17:02:42,301 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2022-10-17 17:02:42,321 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bad5a4d-56d7-4973-8d39-152aab9172f7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2022-10-17 17:02:42,352 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2022-10-17 17:02:42,352 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2022-10-17 17:02:42,352 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2022-10-17 17:02:42,352 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-10-17 17:02:42,353 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2022-10-17 17:02:42,353 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2022-10-17 17:02:42,353 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-10-17 17:02:42,353 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2022-10-17 17:02:42,353 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-10-17 17:02:42,353 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-10-17 17:02:42,476 INFO  L235             CfgBuilder]: Building ICFG
[2022-10-17 17:02:42,478 INFO  L261             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-10-17 17:02:43,168 INFO  L276             CfgBuilder]: Performing block encoding
[2022-10-17 17:02:43,273 INFO  L295             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-10-17 17:02:43,273 INFO  L300             CfgBuilder]: Removed 4 assume(true) statements.
[2022-10-17 17:02:43,276 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:43 BoogieIcfgContainer
[2022-10-17 17:02:43,277 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-10-17 17:02:43,278 INFO  L113        PluginConnector]: ------------------------CodeCheck----------------------------
[2022-10-17 17:02:43,278 INFO  L271        PluginConnector]: Initializing CodeCheck...
[2022-10-17 17:02:43,289 INFO  L275        PluginConnector]: CodeCheck initialized
[2022-10-17 17:02:43,289 INFO  L185        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:43" (1/1) ...
[2022-10-17 17:02:43,306 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-17 17:02:43,412 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:43,422 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 129 states and 144 transitions.
[2022-10-17 17:02:43,422 INFO  L276                IsEmpty]: Start isEmpty. Operand 129 states and 144 transitions.
[2022-10-17 17:02:43,427 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2022-10-17 17:02:43,427 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:43,427 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:43,518 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:43,573 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:43,611 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:43,618 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 129 states and 143 transitions.
[2022-10-17 17:02:43,618 INFO  L276                IsEmpty]: Start isEmpty. Operand 129 states and 143 transitions.
[2022-10-17 17:02:43,618 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2022-10-17 17:02:43,618 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:43,619 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:43,659 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:43,811 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:43,837 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:43,840 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 128 states and 142 transitions.
[2022-10-17 17:02:43,840 INFO  L276                IsEmpty]: Start isEmpty. Operand 128 states and 142 transitions.
[2022-10-17 17:02:43,840 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2022-10-17 17:02:43,840 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:43,841 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:43,876 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:44,014 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:44,082 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:44,083 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 127 states and 141 transitions.
[2022-10-17 17:02:44,083 INFO  L276                IsEmpty]: Start isEmpty. Operand 127 states and 141 transitions.
[2022-10-17 17:02:44,084 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2022-10-17 17:02:44,084 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:44,084 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:44,092 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:44,140 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:44,188 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:44,188 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 131 states and 148 transitions.
[2022-10-17 17:02:44,188 INFO  L276                IsEmpty]: Start isEmpty. Operand 131 states and 148 transitions.
[2022-10-17 17:02:44,189 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2022-10-17 17:02:44,189 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:44,190 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:44,222 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:44,263 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:44,382 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:44,382 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 134 states and 151 transitions.
[2022-10-17 17:02:44,383 INFO  L276                IsEmpty]: Start isEmpty. Operand 134 states and 151 transitions.
[2022-10-17 17:02:44,384 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2022-10-17 17:02:44,384 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:44,384 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:44,414 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:44,448 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:44,473 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:44,474 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 133 states and 150 transitions.
[2022-10-17 17:02:44,475 INFO  L276                IsEmpty]: Start isEmpty. Operand 133 states and 150 transitions.
[2022-10-17 17:02:44,475 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2022-10-17 17:02:44,475 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:44,475 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:44,494 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:44,567 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:44,585 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:44,585 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 132 states and 149 transitions.
[2022-10-17 17:02:44,586 INFO  L276                IsEmpty]: Start isEmpty. Operand 132 states and 149 transitions.
[2022-10-17 17:02:44,586 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2022-10-17 17:02:44,586 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:44,586 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:44,596 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:44,650 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:44,962 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:44,962 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 136 states and 157 transitions.
[2022-10-17 17:02:44,963 INFO  L276                IsEmpty]: Start isEmpty. Operand 136 states and 157 transitions.
[2022-10-17 17:02:44,963 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2022-10-17 17:02:44,963 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:44,964 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:44,990 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:45,027 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:45,050 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:45,051 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 135 states and 156 transitions.
[2022-10-17 17:02:45,051 INFO  L276                IsEmpty]: Start isEmpty. Operand 135 states and 156 transitions.
[2022-10-17 17:02:45,052 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2022-10-17 17:02:45,052 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:45,052 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:45,068 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:45,163 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:45,356 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:45,357 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 134 states and 155 transitions.
[2022-10-17 17:02:45,357 INFO  L276                IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions.
[2022-10-17 17:02:45,358 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2022-10-17 17:02:45,358 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:45,358 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:45,370 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:45,387 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:45,529 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:45,530 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 135 states and 156 transitions.
[2022-10-17 17:02:45,530 INFO  L276                IsEmpty]: Start isEmpty. Operand 135 states and 156 transitions.
[2022-10-17 17:02:45,530 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2022-10-17 17:02:45,531 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:45,531 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:45,543 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:45,558 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:45,578 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:45,579 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 134 states and 155 transitions.
[2022-10-17 17:02:45,579 INFO  L276                IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions.
[2022-10-17 17:02:45,579 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2022-10-17 17:02:45,580 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:45,580 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:45,591 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:45,641 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:45,667 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:45,670 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 133 states and 154 transitions.
[2022-10-17 17:02:45,670 INFO  L276                IsEmpty]: Start isEmpty. Operand 133 states and 154 transitions.
[2022-10-17 17:02:45,671 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2022-10-17 17:02:45,671 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:45,672 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:45,689 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:45,718 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:45,745 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:45,747 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 135 states and 156 transitions.
[2022-10-17 17:02:45,753 INFO  L276                IsEmpty]: Start isEmpty. Operand 135 states and 156 transitions.
[2022-10-17 17:02:45,757 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2022-10-17 17:02:45,757 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:45,758 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:45,788 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:45,855 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:45,890 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:45,891 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 134 states and 155 transitions.
[2022-10-17 17:02:45,891 INFO  L276                IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions.
[2022-10-17 17:02:45,892 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2022-10-17 17:02:45,892 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:45,892 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:45,907 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:45,999 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:46,172 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:46,172 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 133 states and 154 transitions.
[2022-10-17 17:02:46,172 INFO  L276                IsEmpty]: Start isEmpty. Operand 133 states and 154 transitions.
[2022-10-17 17:02:46,173 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2022-10-17 17:02:46,173 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:46,173 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:46,189 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:46,220 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:46,863 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:46,864 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 142 states and 165 transitions.
[2022-10-17 17:02:46,864 INFO  L276                IsEmpty]: Start isEmpty. Operand 142 states and 165 transitions.
[2022-10-17 17:02:46,864 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2022-10-17 17:02:46,865 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:46,865 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:46,881 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:46,899 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:46,942 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:46,943 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 143 states and 167 transitions.
[2022-10-17 17:02:46,943 INFO  L276                IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions.
[2022-10-17 17:02:46,949 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2022-10-17 17:02:46,949 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:46,949 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:46,967 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:47,040 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:47,071 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:47,071 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 144 states and 172 transitions.
[2022-10-17 17:02:47,072 INFO  L276                IsEmpty]: Start isEmpty. Operand 144 states and 172 transitions.
[2022-10-17 17:02:47,074 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2022-10-17 17:02:47,074 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:47,075 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:47,104 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:47,229 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:47,676 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:47,676 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 148 states and 181 transitions.
[2022-10-17 17:02:47,676 INFO  L276                IsEmpty]: Start isEmpty. Operand 148 states and 181 transitions.
[2022-10-17 17:02:47,677 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2022-10-17 17:02:47,677 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:47,677 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:47,695 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:47,804 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:48,606 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:48,606 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 152 states and 191 transitions.
[2022-10-17 17:02:48,606 INFO  L276                IsEmpty]: Start isEmpty. Operand 152 states and 191 transitions.
[2022-10-17 17:02:48,607 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2022-10-17 17:02:48,607 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:48,607 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:48,633 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:48,797 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:49,547 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:49,548 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 157 states and 203 transitions.
[2022-10-17 17:02:49,548 INFO  L276                IsEmpty]: Start isEmpty. Operand 157 states and 203 transitions.
[2022-10-17 17:02:49,548 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2022-10-17 17:02:49,548 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:49,549 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:49,571 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:49,645 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:49,873 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:49,873 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 160 states and 208 transitions.
[2022-10-17 17:02:49,873 INFO  L276                IsEmpty]: Start isEmpty. Operand 160 states and 208 transitions.
[2022-10-17 17:02:49,874 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2022-10-17 17:02:49,874 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:49,874 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:49,893 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:50,189 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:50,816 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:50,817 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 164 states and 218 transitions.
[2022-10-17 17:02:50,817 INFO  L276                IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions.
[2022-10-17 17:02:50,820 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2022-10-17 17:02:50,820 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:50,821 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:50,849 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:50,888 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2022-10-17 17:02:50,913 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:50,914 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 163 states and 217 transitions.
[2022-10-17 17:02:50,914 INFO  L276                IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions.
[2022-10-17 17:02:50,914 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2022-10-17 17:02:50,914 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:50,915 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:50,944 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:51,118 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:51,262 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:51,262 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 165 states and 220 transitions.
[2022-10-17 17:02:51,262 INFO  L276                IsEmpty]: Start isEmpty. Operand 165 states and 220 transitions.
[2022-10-17 17:02:51,263 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2022-10-17 17:02:51,263 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:51,263 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:51,282 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:51,302 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2022-10-17 17:02:51,319 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:51,320 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 164 states and 219 transitions.
[2022-10-17 17:02:51,320 INFO  L276                IsEmpty]: Start isEmpty. Operand 164 states and 219 transitions.
[2022-10-17 17:02:51,320 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2022-10-17 17:02:51,321 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:51,321 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:51,342 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:51,465 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:51,829 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:51,830 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 169 states and 227 transitions.
[2022-10-17 17:02:51,830 INFO  L276                IsEmpty]: Start isEmpty. Operand 169 states and 227 transitions.
[2022-10-17 17:02:51,830 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2022-10-17 17:02:51,830 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:51,831 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:51,857 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:52,000 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:52,135 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:52,137 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 170 states and 227 transitions.
[2022-10-17 17:02:52,137 INFO  L276                IsEmpty]: Start isEmpty. Operand 170 states and 227 transitions.
[2022-10-17 17:02:52,137 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2022-10-17 17:02:52,138 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:52,138 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:52,157 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:52,177 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2022-10-17 17:02:52,195 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:52,198 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 169 states and 226 transitions.
[2022-10-17 17:02:52,198 INFO  L276                IsEmpty]: Start isEmpty. Operand 169 states and 226 transitions.
[2022-10-17 17:02:52,198 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2022-10-17 17:02:52,199 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:52,199 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:52,217 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:52,346 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:52,703 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:52,703 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 170 states and 228 transitions.
[2022-10-17 17:02:52,703 INFO  L276                IsEmpty]: Start isEmpty. Operand 170 states and 228 transitions.
[2022-10-17 17:02:52,704 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2022-10-17 17:02:52,704 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:52,704 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:52,724 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:52,983 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:55,321 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:55,321 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 179 states and 246 transitions.
[2022-10-17 17:02:55,322 INFO  L276                IsEmpty]: Start isEmpty. Operand 179 states and 246 transitions.
[2022-10-17 17:02:55,322 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2022-10-17 17:02:55,322 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:55,322 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:55,343 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:55,884 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:57,413 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:57,413 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 184 states and 257 transitions.
[2022-10-17 17:02:57,413 INFO  L276                IsEmpty]: Start isEmpty. Operand 184 states and 257 transitions.
[2022-10-17 17:02:57,414 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2022-10-17 17:02:57,414 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:57,414 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:57,432 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:57,933 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:02:59,912 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:02:59,913 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 192 states and 275 transitions.
[2022-10-17 17:02:59,913 INFO  L276                IsEmpty]: Start isEmpty. Operand 192 states and 275 transitions.
[2022-10-17 17:02:59,914 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2022-10-17 17:02:59,914 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:02:59,914 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:02:59,941 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:02:59,988 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:03:00,360 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:03:00,362 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 195 states and 281 transitions.
[2022-10-17 17:03:00,362 INFO  L276                IsEmpty]: Start isEmpty. Operand 195 states and 281 transitions.
[2022-10-17 17:03:00,362 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2022-10-17 17:03:00,362 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:03:00,363 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:03:00,390 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:03:00,580 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:03:01,116 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:03:01,117 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 198 states and 287 transitions.
[2022-10-17 17:03:01,117 INFO  L276                IsEmpty]: Start isEmpty. Operand 198 states and 287 transitions.
[2022-10-17 17:03:01,117 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2022-10-17 17:03:01,117 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:03:01,118 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:03:01,136 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:03:01,161 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2022-10-17 17:03:01,704 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:03:01,705 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 197 states and 286 transitions.
[2022-10-17 17:03:01,705 INFO  L276                IsEmpty]: Start isEmpty. Operand 197 states and 286 transitions.
[2022-10-17 17:03:01,705 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2022-10-17 17:03:01,705 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:03:01,705 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:03:01,735 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:03:01,878 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:03:04,782 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:03:04,783 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 207 states and 314 transitions.
[2022-10-17 17:03:04,784 INFO  L276                IsEmpty]: Start isEmpty. Operand 207 states and 314 transitions.
[2022-10-17 17:03:04,784 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2022-10-17 17:03:04,784 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:03:04,784 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:03:04,811 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:03:04,872 INFO  L134       CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-17 17:03:05,416 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:03:05,417 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 209 states and 318 transitions.
[2022-10-17 17:03:05,417 INFO  L276                IsEmpty]: Start isEmpty. Operand 209 states and 318 transitions.
[2022-10-17 17:03:05,417 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2022-10-17 17:03:05,417 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:03:05,418 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:03:05,435 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:03:05,570 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2022-10-17 17:03:06,095 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 17:03:06,096 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 210 states and 320 transitions.
[2022-10-17 17:03:06,096 INFO  L276                IsEmpty]: Start isEmpty. Operand 210 states and 320 transitions.
[2022-10-17 17:03:06,097 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2022-10-17 17:03:06,097 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 17:03:06,097 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 17:03:06,118 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 17:03:07,197 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.