./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i --full-output --architecture 64bit


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


Checking for ERROR reachability
Using default analysis
Version dbf71c69
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/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_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 623160d4598cd0ad84c7dc43ec65a6f971cb966f22ee32963f1c0c6e1de756e1
--- 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 16:34:28,541 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2022-10-17 16:34:28,544 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2022-10-17 16:34:28,606 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-10-17 16:34:28,607 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-10-17 16:34:28,613 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-10-17 16:34:28,616 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-10-17 16:34:28,622 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2022-10-17 16:34:28,624 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-10-17 16:34:28,626 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-10-17 16:34:28,628 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2022-10-17 16:34:28,629 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-10-17 16:34:28,630 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-10-17 16:34:28,632 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-10-17 16:34:28,634 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-10-17 16:34:28,636 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-10-17 16:34:28,639 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-10-17 16:34:28,642 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-10-17 16:34:28,644 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-10-17 16:34:28,649 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2022-10-17 16:34:28,654 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-10-17 16:34:28,657 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-10-17 16:34:28,661 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2022-10-17 16:34:28,663 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-10-17 16:34:28,677 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-10-17 16:34:28,678 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-10-17 16:34:28,679 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-10-17 16:34:28,681 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-10-17 16:34:28,682 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-10-17 16:34:28,683 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-10-17 16:34:28,684 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-10-17 16:34:28,686 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-10-17 16:34:28,688 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-10-17 16:34:28,690 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2022-10-17 16:34:28,693 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-10-17 16:34:28,693 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2022-10-17 16:34:28,694 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-10-17 16:34:28,694 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-10-17 16:34:28,695 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2022-10-17 16:34:28,696 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2022-10-17 16:34:28,697 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2022-10-17 16:34:28,698 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf
[2022-10-17 16:34:28,750 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-10-17 16:34:28,751 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-10-17 16:34:28,752 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-10-17 16:34:28,753 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2022-10-17 16:34:28,754 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-10-17 16:34:28,754 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-10-17 16:34:28,754 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-10-17 16:34:28,755 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-10-17 16:34:28,755 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-10-17 16:34:28,755 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2022-10-17 16:34:28,756 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-10-17 16:34:28,757 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2022-10-17 16:34:28,767 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-10-17 16:34:28,767 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2022-10-17 16:34:28,767 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2022-10-17 16:34:28,768 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2022-10-17 16:34:28,768 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2022-10-17 16:34:28,768 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-10-17 16:34:28,768 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2022-10-17 16:34:28,769 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-10-17 16:34:28,769 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2022-10-17 16:34:28,769 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-10-17 16:34:28,769 INFO  L138        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2022-10-17 16:34:28,770 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-10-17 16:34:28,770 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-10-17 16:34:28,770 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_43534a07-8abf-4113-a6ca-49678ebeb055/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_43534a07-8abf-4113-a6ca-49678ebeb055/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 ! call(reach_error())) )


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 -> 623160d4598cd0ad84c7dc43ec65a6f971cb966f22ee32963f1c0c6e1de756e1
[2022-10-17 16:34:29,142 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-10-17 16:34:29,176 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-10-17 16:34:29,179 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-10-17 16:34:29,181 INFO  L271        PluginConnector]: Initializing CDTParser...
[2022-10-17 16:34:29,182 INFO  L275        PluginConnector]: CDTParser initialized
[2022-10-17 16:34:29,184 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i
[2022-10-17 16:34:29,267 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB/data/9f13a7e98/7b94d0b785ae446290f59af87737950a/FLAGc629e7738
[2022-10-17 16:34:30,032 INFO  L306              CDTParser]: Found 1 translation units.
[2022-10-17 16:34:30,033 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i
[2022-10-17 16:34:30,066 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB/data/9f13a7e98/7b94d0b785ae446290f59af87737950a/FLAGc629e7738
[2022-10-17 16:34:30,109 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB/data/9f13a7e98/7b94d0b785ae446290f59af87737950a
[2022-10-17 16:34:30,115 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-10-17 16:34:30,118 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2022-10-17 16:34:30,120 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-10-17 16:34:30,121 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-10-17 16:34:30,124 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2022-10-17 16:34:30,125 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:30" (1/1) ...
[2022-10-17 16:34:30,127 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e6be454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:30, skipping insertion in model container
[2022-10-17 16:34:30,128 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:30" (1/1) ...
[2022-10-17 16:34:30,146 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2022-10-17 16:34:30,307 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2022-10-17 16:34:31,479 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i[148506,148519]
[2022-10-17 16:34:31,533 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-10-17 16:34:31,588 INFO  L203         MainTranslator]: Completed pre-run
[2022-10-17 16:34:31,883 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i[148506,148519]
[2022-10-17 16:34:31,893 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-10-17 16:34:31,992 INFO  L208         MainTranslator]: Completed translation
[2022-10-17 16:34:31,992 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:31 WrapperNode
[2022-10-17 16:34:31,993 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-10-17 16:34:31,995 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-10-17 16:34:31,995 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-10-17 16:34:31,995 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2022-10-17 16:34:32,003 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:31" (1/1) ...
[2022-10-17 16:34:32,060 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:31" (1/1) ...
[2022-10-17 16:34:32,139 INFO  L138                Inliner]: procedures = 103, calls = 815, calls flagged for inlining = 27, calls inlined = 10, statements flattened = 1031
[2022-10-17 16:34:32,154 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-10-17 16:34:32,155 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-10-17 16:34:32,155 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-10-17 16:34:32,156 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-10-17 16:34:32,166 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:31" (1/1) ...
[2022-10-17 16:34:32,167 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:31" (1/1) ...
[2022-10-17 16:34:32,179 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:31" (1/1) ...
[2022-10-17 16:34:32,180 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:31" (1/1) ...
[2022-10-17 16:34:32,248 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:31" (1/1) ...
[2022-10-17 16:34:32,269 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:31" (1/1) ...
[2022-10-17 16:34:32,289 INFO  L185        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:31" (1/1) ...
[2022-10-17 16:34:32,296 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:31" (1/1) ...
[2022-10-17 16:34:32,316 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-10-17 16:34:32,317 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-10-17 16:34:32,317 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-10-17 16:34:32,318 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-10-17 16:34:32,323 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:31" (1/1) ...
[2022-10-17 16:34:32,330 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2022-10-17 16:34:32,344 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB/z3
[2022-10-17 16:34:32,360 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2022-10-17 16:34:32,381 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43534a07-8abf-4113-a6ca-49678ebeb055/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2022-10-17 16:34:32,408 INFO  L130     BoogieDeclarations]: Found specification of procedure dev_get_drvdata
[2022-10-17 16:34:32,409 INFO  L138     BoogieDeclarations]: Found implementation of procedure dev_get_drvdata
[2022-10-17 16:34:32,409 INFO  L130     BoogieDeclarations]: Found specification of procedure arch_local_irq_disable
[2022-10-17 16:34:32,409 INFO  L138     BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable
[2022-10-17 16:34:32,409 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2022-10-17 16:34:32,410 INFO  L130     BoogieDeclarations]: Found specification of procedure c2port_read_dr
[2022-10-17 16:34:32,410 INFO  L138     BoogieDeclarations]: Found implementation of procedure c2port_read_dr
[2022-10-17 16:34:32,410 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_malloc
[2022-10-17 16:34:32,410 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_malloc
[2022-10-17 16:34:32,410 INFO  L130     BoogieDeclarations]: Found specification of procedure c2port_write_ar
[2022-10-17 16:34:32,411 INFO  L138     BoogieDeclarations]: Found implementation of procedure c2port_write_ar
[2022-10-17 16:34:32,411 INFO  L130     BoogieDeclarations]: Found specification of procedure trace_hardirqs_on
[2022-10-17 16:34:32,411 INFO  L138     BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on
[2022-10-17 16:34:32,411 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2022-10-17 16:34:32,411 INFO  L130     BoogieDeclarations]: Found specification of procedure mutex_unlock
[2022-10-17 16:34:32,411 INFO  L138     BoogieDeclarations]: Found implementation of procedure mutex_unlock
[2022-10-17 16:34:32,412 INFO  L130     BoogieDeclarations]: Found specification of procedure c2port_poll_out_ready
[2022-10-17 16:34:32,412 INFO  L138     BoogieDeclarations]: Found implementation of procedure c2port_poll_out_ready
[2022-10-17 16:34:32,412 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2022-10-17 16:34:32,412 INFO  L130     BoogieDeclarations]: Found specification of procedure arch_local_irq_enable
[2022-10-17 16:34:32,412 INFO  L138     BoogieDeclarations]: Found implementation of procedure arch_local_irq_enable
[2022-10-17 16:34:32,412 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID
[2022-10-17 16:34:32,413 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID
[2022-10-17 16:34:32,413 INFO  L130     BoogieDeclarations]: Found specification of procedure c2port_read_ar
[2022-10-17 16:34:32,413 INFO  L138     BoogieDeclarations]: Found implementation of procedure c2port_read_ar
[2022-10-17 16:34:32,413 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-10-17 16:34:32,413 INFO  L130     BoogieDeclarations]: Found specification of procedure __const_udelay
[2022-10-17 16:34:32,413 INFO  L138     BoogieDeclarations]: Found implementation of procedure __const_udelay
[2022-10-17 16:34:32,414 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2022-10-17 16:34:32,414 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-10-17 16:34:32,414 INFO  L130     BoogieDeclarations]: Found specification of procedure c2port_strobe_ck
[2022-10-17 16:34:32,414 INFO  L138     BoogieDeclarations]: Found implementation of procedure c2port_strobe_ck
[2022-10-17 16:34:32,414 INFO  L130     BoogieDeclarations]: Found specification of procedure trace_hardirqs_off
[2022-10-17 16:34:32,414 INFO  L138     BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off
[2022-10-17 16:34:32,415 INFO  L130     BoogieDeclarations]: Found specification of procedure c2port_poll_in_busy
[2022-10-17 16:34:32,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure c2port_poll_in_busy
[2022-10-17 16:34:32,415 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int
[2022-10-17 16:34:32,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int
[2022-10-17 16:34:32,415 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2022-10-17 16:34:32,415 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_blast_assert
[2022-10-17 16:34:32,416 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_blast_assert
[2022-10-17 16:34:32,416 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-10-17 16:34:32,416 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2022-10-17 16:34:32,416 INFO  L130     BoogieDeclarations]: Found specification of procedure mutex_lock_nested
[2022-10-17 16:34:32,416 INFO  L138     BoogieDeclarations]: Found implementation of procedure mutex_lock_nested
[2022-10-17 16:34:32,416 INFO  L130     BoogieDeclarations]: Found specification of procedure c2port_write_dr
[2022-10-17 16:34:32,417 INFO  L138     BoogieDeclarations]: Found implementation of procedure c2port_write_dr
[2022-10-17 16:34:32,417 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2022-10-17 16:34:32,417 INFO  L130     BoogieDeclarations]: Found specification of procedure c2port_exit
[2022-10-17 16:34:32,417 INFO  L138     BoogieDeclarations]: Found implementation of procedure c2port_exit
[2022-10-17 16:34:32,417 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-10-17 16:34:32,417 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-10-17 16:34:32,417 INFO  L130     BoogieDeclarations]: Found specification of procedure c2port_init
[2022-10-17 16:34:32,418 INFO  L138     BoogieDeclarations]: Found implementation of procedure c2port_init
[2022-10-17 16:34:32,739 INFO  L235             CfgBuilder]: Building ICFG
[2022-10-17 16:34:32,742 INFO  L261             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-10-17 16:34:33,311 WARN  L816   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2022-10-17 16:34:34,189 INFO  L769   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false;
[2022-10-17 16:34:34,189 INFO  L769   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false;
[2022-10-17 16:34:34,317 INFO  L276             CfgBuilder]: Performing block encoding
[2022-10-17 16:34:34,663 INFO  L295             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-10-17 16:34:34,663 INFO  L300             CfgBuilder]: Removed 19 assume(true) statements.
[2022-10-17 16:34:34,670 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:34 BoogieIcfgContainer
[2022-10-17 16:34:34,670 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-10-17 16:34:34,672 INFO  L113        PluginConnector]: ------------------------CodeCheck----------------------------
[2022-10-17 16:34:34,672 INFO  L271        PluginConnector]: Initializing CodeCheck...
[2022-10-17 16:34:34,684 INFO  L275        PluginConnector]: CodeCheck initialized
[2022-10-17 16:34:34,684 INFO  L185        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:34" (1/1) ...
[2022-10-17 16:34:34,696 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-17 16:34:34,787 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:34,825 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 348 states and 511 transitions.
[2022-10-17 16:34:34,829 INFO  L276                IsEmpty]: Start isEmpty. Operand 348 states and 511 transitions.
[2022-10-17 16:34:34,835 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2022-10-17 16:34:34,835 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:34,836 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:35,211 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:35,580 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 16:34:35,733 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:35,746 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 349 states and 510 transitions.
[2022-10-17 16:34:35,746 INFO  L276                IsEmpty]: Start isEmpty. Operand 349 states and 510 transitions.
[2022-10-17 16:34:35,747 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2022-10-17 16:34:35,747 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:35,748 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:35,892 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:36,073 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 16:34:36,300 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:36,307 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 352 states and 513 transitions.
[2022-10-17 16:34:36,308 INFO  L276                IsEmpty]: Start isEmpty. Operand 352 states and 513 transitions.
[2022-10-17 16:34:36,309 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2022-10-17 16:34:36,310 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:36,310 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:36,411 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:36,516 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 16:34:36,549 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:36,555 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 352 states and 512 transitions.
[2022-10-17 16:34:36,556 INFO  L276                IsEmpty]: Start isEmpty. Operand 352 states and 512 transitions.
[2022-10-17 16:34:36,557 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2022-10-17 16:34:36,557 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:36,558 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:36,655 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:36,811 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 16:34:36,839 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:36,843 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 355 states and 519 transitions.
[2022-10-17 16:34:36,843 INFO  L276                IsEmpty]: Start isEmpty. Operand 355 states and 519 transitions.
[2022-10-17 16:34:36,845 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2022-10-17 16:34:36,845 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:36,845 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:36,930 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:37,075 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 16:34:37,116 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:37,120 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 358 states and 526 transitions.
[2022-10-17 16:34:37,120 INFO  L276                IsEmpty]: Start isEmpty. Operand 358 states and 526 transitions.
[2022-10-17 16:34:37,124 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2022-10-17 16:34:37,125 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:37,126 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:37,216 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:37,398 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 16:34:37,418 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:37,422 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 360 states and 529 transitions.
[2022-10-17 16:34:37,423 INFO  L276                IsEmpty]: Start isEmpty. Operand 360 states and 529 transitions.
[2022-10-17 16:34:37,424 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2022-10-17 16:34:37,424 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:37,425 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:37,494 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:37,591 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 16:34:37,612 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:37,615 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 362 states and 532 transitions.
[2022-10-17 16:34:37,616 INFO  L276                IsEmpty]: Start isEmpty. Operand 362 states and 532 transitions.
[2022-10-17 16:34:37,617 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2022-10-17 16:34:37,618 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:37,618 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:37,726 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:37,841 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:37,865 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:37,869 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 366 states and 539 transitions.
[2022-10-17 16:34:37,870 INFO  L276                IsEmpty]: Start isEmpty. Operand 366 states and 539 transitions.
[2022-10-17 16:34:37,871 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 33
[2022-10-17 16:34:37,871 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:37,872 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:37,946 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:38,054 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:38,077 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:38,081 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 370 states and 546 transitions.
[2022-10-17 16:34:38,082 INFO  L276                IsEmpty]: Start isEmpty. Operand 370 states and 546 transitions.
[2022-10-17 16:34:38,083 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2022-10-17 16:34:38,083 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:38,083 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:38,157 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:38,303 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:38,333 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:38,338 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 374 states and 553 transitions.
[2022-10-17 16:34:38,338 INFO  L276                IsEmpty]: Start isEmpty. Operand 374 states and 553 transitions.
[2022-10-17 16:34:38,339 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2022-10-17 16:34:38,339 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:38,340 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:38,425 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:38,539 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:38,554 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:38,558 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 375 states and 554 transitions.
[2022-10-17 16:34:38,559 INFO  L276                IsEmpty]: Start isEmpty. Operand 375 states and 554 transitions.
[2022-10-17 16:34:38,560 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2022-10-17 16:34:38,560 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:38,560 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:38,646 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:38,751 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:38,777 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:38,781 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 379 states and 561 transitions.
[2022-10-17 16:34:38,782 INFO  L276                IsEmpty]: Start isEmpty. Operand 379 states and 561 transitions.
[2022-10-17 16:34:38,783 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2022-10-17 16:34:38,783 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:38,783 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:38,854 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:38,979 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:38,992 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:38,998 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 380 states and 562 transitions.
[2022-10-17 16:34:38,998 INFO  L276                IsEmpty]: Start isEmpty. Operand 380 states and 562 transitions.
[2022-10-17 16:34:39,000 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 36
[2022-10-17 16:34:39,000 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:39,001 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:39,084 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:39,209 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:39,223 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:39,228 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 381 states and 563 transitions.
[2022-10-17 16:34:39,229 INFO  L276                IsEmpty]: Start isEmpty. Operand 381 states and 563 transitions.
[2022-10-17 16:34:39,231 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2022-10-17 16:34:39,231 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:39,231 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:39,303 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:39,410 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:39,423 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:39,427 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 382 states and 564 transitions.
[2022-10-17 16:34:39,428 INFO  L276                IsEmpty]: Start isEmpty. Operand 382 states and 564 transitions.
[2022-10-17 16:34:39,429 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 45
[2022-10-17 16:34:39,429 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:39,430 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:39,843 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:39,852 INFO  L263         TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 3 conjunts are in the unsatisfiable core
[2022-10-17 16:34:39,864 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:39,981 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:40,179 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:40,184 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 400 states and 597 transitions.
[2022-10-17 16:34:40,184 INFO  L276                IsEmpty]: Start isEmpty. Operand 400 states and 597 transitions.
[2022-10-17 16:34:40,186 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2022-10-17 16:34:40,186 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:40,186 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:40,594 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:40,602 INFO  L263         TraceCheckSpWp]: Trace formula consists of 1539 conjuncts, 3 conjunts are in the unsatisfiable core
[2022-10-17 16:34:40,607 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:40,701 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:40,747 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:40,753 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 406 states and 615 transitions.
[2022-10-17 16:34:40,754 INFO  L276                IsEmpty]: Start isEmpty. Operand 406 states and 615 transitions.
[2022-10-17 16:34:40,755 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2022-10-17 16:34:40,755 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:40,756 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:41,106 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:41,115 INFO  L263         TraceCheckSpWp]: Trace formula consists of 1544 conjuncts, 3 conjunts are in the unsatisfiable core
[2022-10-17 16:34:41,119 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:41,209 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:41,473 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:41,477 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 424 states and 648 transitions.
[2022-10-17 16:34:41,478 INFO  L276                IsEmpty]: Start isEmpty. Operand 424 states and 648 transitions.
[2022-10-17 16:34:41,479 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 45
[2022-10-17 16:34:41,479 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:41,479 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:41,842 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:41,852 INFO  L263         TraceCheckSpWp]: Trace formula consists of 1543 conjuncts, 3 conjunts are in the unsatisfiable core
[2022-10-17 16:34:41,855 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:41,941 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:41,964 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:41,968 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 425 states and 649 transitions.
[2022-10-17 16:34:41,969 INFO  L276                IsEmpty]: Start isEmpty. Operand 425 states and 649 transitions.
[2022-10-17 16:34:41,970 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 45
[2022-10-17 16:34:41,970 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:41,970 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:42,309 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:42,319 INFO  L263         TraceCheckSpWp]: Trace formula consists of 1541 conjuncts, 3 conjunts are in the unsatisfiable core
[2022-10-17 16:34:42,323 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:42,407 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:42,469 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:42,473 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 431 states and 667 transitions.
[2022-10-17 16:34:42,474 INFO  L276                IsEmpty]: Start isEmpty. Operand 431 states and 667 transitions.
[2022-10-17 16:34:42,476 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2022-10-17 16:34:42,477 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:42,477 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:42,846 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:42,855 INFO  L263         TraceCheckSpWp]: Trace formula consists of 1545 conjuncts, 3 conjunts are in the unsatisfiable core
[2022-10-17 16:34:42,858 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:42,955 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-10-17 16:34:43,017 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:43,023 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 432 states and 668 transitions.
[2022-10-17 16:34:43,023 INFO  L276                IsEmpty]: Start isEmpty. Operand 432 states and 668 transitions.
[2022-10-17 16:34:43,034 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 314
[2022-10-17 16:34:43,034 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:43,035 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:43,585 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:43,599 INFO  L263         TraceCheckSpWp]: Trace formula consists of 2599 conjuncts, 1 conjunts are in the unsatisfiable core
[2022-10-17 16:34:43,616 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:43,646 INFO  L134       CoverageAnalysis]: Checked inductivity of 1534 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 1516 trivial. 0 not checked.
[2022-10-17 16:34:43,683 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:43,688 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 432 states and 662 transitions.
[2022-10-17 16:34:43,693 INFO  L276                IsEmpty]: Start isEmpty. Operand 432 states and 662 transitions.
[2022-10-17 16:34:43,716 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 681
[2022-10-17 16:34:43,716 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:43,717 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:44,474 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:44,496 INFO  L263         TraceCheckSpWp]: Trace formula consists of 3760 conjuncts, 1 conjunts are in the unsatisfiable core
[2022-10-17 16:34:44,557 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:44,600 INFO  L134       CoverageAnalysis]: Checked inductivity of 5121 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 5054 trivial. 0 not checked.
[2022-10-17 16:34:44,650 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:44,654 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 432 states and 655 transitions.
[2022-10-17 16:34:44,654 INFO  L276                IsEmpty]: Start isEmpty. Operand 432 states and 655 transitions.
[2022-10-17 16:34:44,679 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 710
[2022-10-17 16:34:44,679 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:44,680 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:45,398 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:45,421 INFO  L263         TraceCheckSpWp]: Trace formula consists of 3845 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-10-17 16:34:45,439 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:45,493 INFO  L134       CoverageAnalysis]: Checked inductivity of 5303 backedges. 1883 proven. 0 refuted. 0 times theorem prover too weak. 3420 trivial. 0 not checked.
[2022-10-17 16:34:45,547 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:45,554 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 434 states and 658 transitions.
[2022-10-17 16:34:45,555 INFO  L276                IsEmpty]: Start isEmpty. Operand 434 states and 658 transitions.
[2022-10-17 16:34:45,562 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 757
[2022-10-17 16:34:45,562 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:45,563 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:46,386 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:46,408 INFO  L263         TraceCheckSpWp]: Trace formula consists of 4003 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-10-17 16:34:46,428 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:46,482 INFO  L134       CoverageAnalysis]: Checked inductivity of 6111 backedges. 2852 proven. 0 refuted. 0 times theorem prover too weak. 3259 trivial. 0 not checked.
[2022-10-17 16:34:46,532 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:46,538 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 436 states and 661 transitions.
[2022-10-17 16:34:46,538 INFO  L276                IsEmpty]: Start isEmpty. Operand 436 states and 661 transitions.
[2022-10-17 16:34:46,546 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 804
[2022-10-17 16:34:46,546 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:46,547 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:47,485 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:47,515 INFO  L263         TraceCheckSpWp]: Trace formula consists of 4161 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-10-17 16:34:47,541 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:47,626 INFO  L134       CoverageAnalysis]: Checked inductivity of 6976 backedges. 2738 proven. 0 refuted. 0 times theorem prover too weak. 4238 trivial. 0 not checked.
[2022-10-17 16:34:47,698 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:47,702 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 443 states and 672 transitions.
[2022-10-17 16:34:47,703 INFO  L276                IsEmpty]: Start isEmpty. Operand 443 states and 672 transitions.
[2022-10-17 16:34:47,712 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 809
[2022-10-17 16:34:47,712 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:47,713 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:48,636 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:48,663 INFO  L263         TraceCheckSpWp]: Trace formula consists of 4172 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-10-17 16:34:48,687 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:48,759 INFO  L134       CoverageAnalysis]: Checked inductivity of 7040 backedges. 775 proven. 0 refuted. 0 times theorem prover too weak. 6265 trivial. 0 not checked.
[2022-10-17 16:34:48,833 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:48,838 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 445 states and 675 transitions.
[2022-10-17 16:34:48,838 INFO  L276                IsEmpty]: Start isEmpty. Operand 445 states and 675 transitions.
[2022-10-17 16:34:48,851 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 856
[2022-10-17 16:34:48,851 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:48,851 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:49,759 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:49,786 INFO  L263         TraceCheckSpWp]: Trace formula consists of 4350 conjuncts, 3 conjunts are in the unsatisfiable core
[2022-10-17 16:34:49,808 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:51,485 INFO  L134       CoverageAnalysis]: Checked inductivity of 7868 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7868 trivial. 0 not checked.
[2022-10-17 16:34:52,821 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:52,835 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 592 states and 956 transitions.
[2022-10-17 16:34:52,840 INFO  L276                IsEmpty]: Start isEmpty. Operand 592 states and 956 transitions.
[2022-10-17 16:34:52,852 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 856
[2022-10-17 16:34:52,852 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:52,852 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:53,604 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:53,631 INFO  L263         TraceCheckSpWp]: Trace formula consists of 4350 conjuncts, 3 conjunts are in the unsatisfiable core
[2022-10-17 16:34:53,653 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2022-10-17 16:34:55,457 INFO  L134       CoverageAnalysis]: Checked inductivity of 7868 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7868 trivial. 0 not checked.
[2022-10-17 16:34:55,562 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand no size info available
[2022-10-17 16:34:55,569 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 598 states and 959 transitions.
[2022-10-17 16:34:55,569 INFO  L276                IsEmpty]: Start isEmpty. Operand 598 states and 959 transitions.
[2022-10-17 16:34:55,578 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 857
[2022-10-17 16:34:55,579 INFO  L422      CodeCheckObserver]: Error Path is FOUND.
[2022-10-17 16:34:55,579 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-17 16:34:56,496 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-17 16:34:56,525 INFO  L263         TraceCheckSpWp]: Trace formula consists of 4352 conjuncts, 3 conjunts are in the unsatisfiable core
[2022-10-17 16:34:56,546 INFO  L286         TraceCheckSpWp]: Computing forward predicates...