./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ab2994a8c7227b918f418529e439adce527cd876 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 07:03:40,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 07:03:40,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 07:03:40,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 07:03:40,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 07:03:40,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 07:03:40,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 07:03:40,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 07:03:40,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 07:03:40,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 07:03:40,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 07:03:40,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 07:03:40,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 07:03:40,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 07:03:40,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 07:03:40,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 07:03:40,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 07:03:40,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 07:03:40,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 07:03:40,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 07:03:40,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 07:03:40,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 07:03:40,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 07:03:40,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 07:03:40,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 07:03:40,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 07:03:40,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 07:03:40,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 07:03:40,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 07:03:40,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 07:03:40,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 07:03:40,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 07:03:40,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 07:03:40,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 07:03:40,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 07:03:40,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 07:03:40,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 07:03:40,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 07:03:40,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 07:03:40,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 07:03:40,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 07:03:40,375 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-12-02 07:03:40,387 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 07:03:40,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 07:03:40,387 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 07:03:40,387 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 07:03:40,388 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 07:03:40,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 07:03:40,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 07:03:40,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 07:03:40,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 07:03:40,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 07:03:40,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 07:03:40,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 07:03:40,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 07:03:40,389 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 07:03:40,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 07:03:40,390 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 07:03:40,390 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 07:03:40,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 07:03:40,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 07:03:40,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 07:03:40,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 07:03:40,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 07:03:40,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 07:03:40,391 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 07:03:40,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 07:03:40,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 07:03:40,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-02 07:03:40,392 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak 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(__VERIFIER_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 -> ab2994a8c7227b918f418529e439adce527cd876 [2019-12-02 07:03:40,495 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 07:03:40,504 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 07:03:40,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 07:03:40,508 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 07:03:40,508 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 07:03:40,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-12-02 07:03:40,554 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak/data/99bac7def/872a9aaaba8e4ef398ac362dcd197209/FLAG8b59fc031 [2019-12-02 07:03:41,047 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 07:03:41,047 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-12-02 07:03:41,067 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak/data/99bac7def/872a9aaaba8e4ef398ac362dcd197209/FLAG8b59fc031 [2019-12-02 07:03:41,337 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak/data/99bac7def/872a9aaaba8e4ef398ac362dcd197209 [2019-12-02 07:03:41,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 07:03:41,345 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 07:03:41,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 07:03:41,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 07:03:41,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 07:03:41,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:03:41" (1/1) ... [2019-12-02 07:03:41,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36eef6e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:41, skipping insertion in model container [2019-12-02 07:03:41,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:03:41" (1/1) ... [2019-12-02 07:03:41,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 07:03:41,446 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 07:03:41,943 WARN L612 FunctionHandler]: implicit declaration of function ldv_malloc [2019-12-02 07:03:41,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 07:03:41,974 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 07:03:42,065 WARN L612 FunctionHandler]: implicit declaration of function ldv_malloc [2019-12-02 07:03:42,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 07:03:42,107 INFO L208 MainTranslator]: Completed translation [2019-12-02 07:03:42,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:42 WrapperNode [2019-12-02 07:03:42,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 07:03:42,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 07:03:42,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 07:03:42,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 07:03:42,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:42" (1/1) ... [2019-12-02 07:03:42,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:42" (1/1) ... [2019-12-02 07:03:42,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 07:03:42,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 07:03:42,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 07:03:42,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 07:03:42,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:42" (1/1) ... [2019-12-02 07:03:42,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:42" (1/1) ... [2019-12-02 07:03:42,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:42" (1/1) ... [2019-12-02 07:03:42,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:42" (1/1) ... [2019-12-02 07:03:42,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:42" (1/1) ... [2019-12-02 07:03:42,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:42" (1/1) ... [2019-12-02 07:03:42,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:42" (1/1) ... [2019-12-02 07:03:42,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 07:03:42,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 07:03:42,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 07:03:42,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 07:03:42,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:03:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 07:03:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2019-12-02 07:03:42,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2019-12-02 07:03:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-02 07:03:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 07:03:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2019-12-02 07:03:42,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2019-12-02 07:03:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-02 07:03:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-02 07:03:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-12-02 07:03:42,308 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-12-02 07:03:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-12-02 07:03:42,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-12-02 07:03:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-12-02 07:03:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-12-02 07:03:42,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-12-02 07:03:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 07:03:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-02 07:03:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-12-02 07:03:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-12-02 07:03:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-02 07:03:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-12-02 07:03:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-12-02 07:03:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-12-02 07:03:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-12-02 07:03:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-12-02 07:03:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-12-02 07:03:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2019-12-02 07:03:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2019-12-02 07:03:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-12-02 07:03:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-12-02 07:03:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-12-02 07:03:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-12-02 07:03:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-02 07:03:42,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 07:03:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 07:03:42,558 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-02 07:03:42,602 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2019-12-02 07:03:42,602 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2019-12-02 07:03:42,665 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-12-02 07:03:42,675 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-02 07:03:42,678 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-02 07:03:42,687 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-02 07:03:44,689 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##74: assume !false; [2019-12-02 07:03:44,689 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##73: assume false; [2019-12-02 07:03:44,689 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume false; [2019-12-02 07:03:44,690 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##259: assume !false; [2019-12-02 07:03:44,690 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2019-12-02 07:03:44,690 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2019-12-02 07:03:47,475 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 07:03:47,475 INFO L287 CfgBuilder]: Removed 97 assume(true) statements. [2019-12-02 07:03:47,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:03:47 BoogieIcfgContainer [2019-12-02 07:03:47,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 07:03:47,476 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 07:03:47,476 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 07:03:47,483 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 07:03:47,483 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:03:47" (1/1) ... [2019-12-02 07:03:47,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 07:03:47,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:47,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 109 states and 152 transitions. [2019-12-02 07:03:47,517 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 152 transitions. [2019-12-02 07:03:47,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 07:03:47,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:47,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:49,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:49,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 109 states and 149 transitions. [2019-12-02 07:03:49,054 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 149 transitions. [2019-12-02 07:03:49,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 07:03:49,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:49,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:50,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:50,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 111 states and 151 transitions. [2019-12-02 07:03:50,149 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 151 transitions. [2019-12-02 07:03:50,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-02 07:03:50,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:50,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:50,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:50,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 111 states and 150 transitions. [2019-12-02 07:03:50,235 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 150 transitions. [2019-12-02 07:03:50,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 07:03:50,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:50,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:50,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:50,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:50,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 115 states and 165 transitions. [2019-12-02 07:03:50,321 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 165 transitions. [2019-12-02 07:03:50,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 07:03:50,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:50,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:50,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 119 states and 180 transitions. [2019-12-02 07:03:50,406 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 180 transitions. [2019-12-02 07:03:50,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 07:03:50,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:50,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:50,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:50,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 119 states and 179 transitions. [2019-12-02 07:03:50,521 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 179 transitions. [2019-12-02 07:03:50,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 07:03:50,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:50,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:50,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:50,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 124 states and 193 transitions. [2019-12-02 07:03:50,677 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 193 transitions. [2019-12-02 07:03:50,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 07:03:50,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:50,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:50,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:50,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 131 states and 201 transitions. [2019-12-02 07:03:50,813 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 201 transitions. [2019-12-02 07:03:50,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 07:03:50,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:50,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 132 states and 201 transitions. [2019-12-02 07:03:50,884 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 201 transitions. [2019-12-02 07:03:50,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 07:03:50,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:50,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:50,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:50,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 139 states and 209 transitions. [2019-12-02 07:03:50,990 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 209 transitions. [2019-12-02 07:03:50,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 07:03:50,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:51,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:03:51,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:51,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 142 states and 215 transitions. [2019-12-02 07:03:51,083 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 215 transitions. [2019-12-02 07:03:51,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 07:03:51,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:51,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:03:51,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 145 states and 221 transitions. [2019-12-02 07:03:51,176 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2019-12-02 07:03:51,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-02 07:03:51,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:51,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:03:51,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:51,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 148 states and 226 transitions. [2019-12-02 07:03:51,265 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 226 transitions. [2019-12-02 07:03:51,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-02 07:03:51,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:51,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:03:51,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:51,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 152 states and 231 transitions. [2019-12-02 07:03:51,367 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 231 transitions. [2019-12-02 07:03:51,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-02 07:03:51,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:51,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:03:51,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:51,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 158 states and 242 transitions. [2019-12-02 07:03:51,469 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 242 transitions. [2019-12-02 07:03:51,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 07:03:51,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:51,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:03:51,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:51,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 162 states and 247 transitions. [2019-12-02 07:03:51,584 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 247 transitions. [2019-12-02 07:03:51,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-02 07:03:51,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:51,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:03:51,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:51,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 168 states and 258 transitions. [2019-12-02 07:03:51,705 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 258 transitions. [2019-12-02 07:03:51,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 07:03:51,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:51,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:51,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:51,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 168 states and 257 transitions. [2019-12-02 07:03:51,772 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 257 transitions. [2019-12-02 07:03:51,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-02 07:03:51,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:51,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:52,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:52,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 170 states and 259 transitions. [2019-12-02 07:03:52,102 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 259 transitions. [2019-12-02 07:03:52,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 07:03:52,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:52,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:53,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:53,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 179 states and 286 transitions. [2019-12-02 07:03:53,552 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 286 transitions. [2019-12-02 07:03:53,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 07:03:53,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:53,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:55,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:55,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 190 states and 313 transitions. [2019-12-02 07:03:55,695 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 313 transitions. [2019-12-02 07:03:55,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 07:03:55,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:55,769 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 07:03:55,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:55,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 194 states and 318 transitions. [2019-12-02 07:03:55,786 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 318 transitions. [2019-12-02 07:03:55,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 07:03:55,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:55,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:55,848 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:03:56,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:56,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 200 states and 328 transitions. [2019-12-02 07:03:56,188 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 328 transitions. [2019-12-02 07:03:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 07:03:56,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:56,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:57,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:57,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 206 states and 342 transitions. [2019-12-02 07:03:57,532 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 342 transitions. [2019-12-02 07:03:57,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 07:03:57,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:57,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:57,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:57,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 206 states and 341 transitions. [2019-12-02 07:03:57,618 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 341 transitions. [2019-12-02 07:03:57,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-02 07:03:57,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:57,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:58,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:58,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 208 states and 343 transitions. [2019-12-02 07:03:58,086 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 343 transitions. [2019-12-02 07:03:58,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 07:03:58,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:58,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:58,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:58,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 209 states and 344 transitions. [2019-12-02 07:03:58,180 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 344 transitions. [2019-12-02 07:03:58,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 07:03:58,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:58,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:03:58,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:58,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 214 states and 354 transitions. [2019-12-02 07:03:58,451 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 354 transitions. [2019-12-02 07:03:58,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 07:03:58,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:58,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:03:58,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:58,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 213 states and 352 transitions. [2019-12-02 07:03:58,539 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 352 transitions. [2019-12-02 07:03:58,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 07:03:58,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:58,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:03:58,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:58,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 216 states and 354 transitions. [2019-12-02 07:03:58,649 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 354 transitions. [2019-12-02 07:03:58,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 07:03:58,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:03:58,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:03:58,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 221 states and 364 transitions. [2019-12-02 07:03:58,924 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 364 transitions. [2019-12-02 07:03:58,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 07:03:58,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:03:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:03:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:04:00,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:00,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 221 states and 363 transitions. [2019-12-02 07:04:00,964 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 363 transitions. [2019-12-02 07:04:00,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 07:04:00,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:01,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:04:01,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:01,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 222 states and 364 transitions. [2019-12-02 07:04:01,055 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 364 transitions. [2019-12-02 07:04:01,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 07:04:01,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:01,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:03,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:03,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 226 states and 367 transitions. [2019-12-02 07:04:03,336 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 367 transitions. [2019-12-02 07:04:03,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 07:04:03,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:03,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:04,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:05,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:05,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 235 states and 381 transitions. [2019-12-02 07:04:05,008 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 381 transitions. [2019-12-02 07:04:05,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 07:04:05,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:05,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:05,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:05,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 238 states and 383 transitions. [2019-12-02 07:04:05,106 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 383 transitions. [2019-12-02 07:04:05,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 07:04:05,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:05,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:06,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 247 states and 397 transitions. [2019-12-02 07:04:06,513 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 397 transitions. [2019-12-02 07:04:06,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 07:04:06,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:07,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:04:08,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:08,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 258 states and 421 transitions. [2019-12-02 07:04:08,891 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 421 transitions. [2019-12-02 07:04:08,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 07:04:08,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:08,983 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 07:04:09,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:09,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 260 states and 426 transitions. [2019-12-02 07:04:09,387 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 426 transitions. [2019-12-02 07:04:09,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 07:04:09,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:09,452 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 07:04:09,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:09,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 262 states and 429 transitions. [2019-12-02 07:04:09,644 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 429 transitions. [2019-12-02 07:04:09,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 07:04:09,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:09,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:09,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:04:10,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 267 states and 439 transitions. [2019-12-02 07:04:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 439 transitions. [2019-12-02 07:04:10,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 07:04:10,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:10,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:04:10,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:10,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 272 states and 445 transitions. [2019-12-02 07:04:10,983 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 445 transitions. [2019-12-02 07:04:10,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 07:04:10,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:11,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:04:11,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:11,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 277 states and 454 transitions. [2019-12-02 07:04:11,430 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 454 transitions. [2019-12-02 07:04:11,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 07:04:11,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:11,488 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:04:11,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:11,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 282 states and 461 transitions. [2019-12-02 07:04:11,688 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 461 transitions. [2019-12-02 07:04:11,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 07:04:11,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:11,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:04:14,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:14,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 291 states and 475 transitions. [2019-12-02 07:04:14,205 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 475 transitions. [2019-12-02 07:04:14,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 07:04:14,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:14,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:04:14,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:14,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 295 states and 487 transitions. [2019-12-02 07:04:14,546 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 487 transitions. [2019-12-02 07:04:14,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-02 07:04:14,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:14,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:14,946 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:16,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:16,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 299 states and 494 transitions. [2019-12-02 07:04:16,201 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 494 transitions. [2019-12-02 07:04:16,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-02 07:04:16,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:16,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:04:16,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:16,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 300 states and 496 transitions. [2019-12-02 07:04:16,323 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 496 transitions. [2019-12-02 07:04:16,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 07:04:16,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:16,400 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 07:04:17,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:17,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 304 states and 502 transitions. [2019-12-02 07:04:17,114 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 502 transitions. [2019-12-02 07:04:17,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 07:04:17,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:17,513 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:19,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 308 states and 506 transitions. [2019-12-02 07:04:19,307 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 506 transitions. [2019-12-02 07:04:19,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 07:04:19,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:19,384 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:19,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:19,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 310 states and 508 transitions. [2019-12-02 07:04:19,902 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 508 transitions. [2019-12-02 07:04:19,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 07:04:19,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:19,982 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 07:04:20,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:20,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 312 states and 510 transitions. [2019-12-02 07:04:20,469 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 510 transitions. [2019-12-02 07:04:20,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-02 07:04:20,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:20,946 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 07:04:21,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 315 states and 515 transitions. [2019-12-02 07:04:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 515 transitions. [2019-12-02 07:04:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-02 07:04:21,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:21,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:21,438 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-02 07:04:21,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:21,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 319 states and 521 transitions. [2019-12-02 07:04:21,479 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 521 transitions. [2019-12-02 07:04:21,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 07:04:21,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:21,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 07:04:23,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:23,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 325 states and 532 transitions. [2019-12-02 07:04:23,255 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 532 transitions. [2019-12-02 07:04:23,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 07:04:23,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:23,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:04:24,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:24,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 325 states and 531 transitions. [2019-12-02 07:04:24,309 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 531 transitions. [2019-12-02 07:04:24,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 07:04:24,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:24,381 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 07:04:24,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:24,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 328 states and 536 transitions. [2019-12-02 07:04:24,837 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 536 transitions. [2019-12-02 07:04:24,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 07:04:24,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:25,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:35,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:35,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 336 states and 556 transitions. [2019-12-02 07:04:35,738 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 556 transitions. [2019-12-02 07:04:35,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-02 07:04:35,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:35,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:37,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:37,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 340 states and 565 transitions. [2019-12-02 07:04:37,285 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 565 transitions. [2019-12-02 07:04:37,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-02 07:04:37,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:37,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:37,355 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 07:04:38,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:38,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 343 states and 570 transitions. [2019-12-02 07:04:38,033 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 570 transitions. [2019-12-02 07:04:38,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 07:04:38,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:38,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:38,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:38,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 347 states and 581 transitions. [2019-12-02 07:04:38,460 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 581 transitions. [2019-12-02 07:04:38,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-02 07:04:38,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:38,533 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 07:04:38,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:38,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 349 states and 582 transitions. [2019-12-02 07:04:38,817 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 582 transitions. [2019-12-02 07:04:38,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 07:04:38,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:38,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:38,886 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 07:04:39,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:39,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 354 states and 592 transitions. [2019-12-02 07:04:39,396 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 592 transitions. [2019-12-02 07:04:39,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 07:04:39,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:39,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:39,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:39,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 358 states and 598 transitions. [2019-12-02 07:04:39,485 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 598 transitions. [2019-12-02 07:04:39,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 07:04:39,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:39,542 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:04:41,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:41,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 362 states and 607 transitions. [2019-12-02 07:04:41,595 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 607 transitions. [2019-12-02 07:04:41,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 07:04:41,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 07:04:42,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:42,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 364 states and 609 transitions. [2019-12-02 07:04:42,582 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 609 transitions. [2019-12-02 07:04:42,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 07:04:42,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:42,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:43,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:47,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:47,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 365 states and 610 transitions. [2019-12-02 07:04:47,098 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 610 transitions. [2019-12-02 07:04:47,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-02 07:04:47,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:47,177 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 07:04:47,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:47,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 367 states and 612 transitions. [2019-12-02 07:04:47,381 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 612 transitions. [2019-12-02 07:04:47,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-02 07:04:47,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:47,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:04:47,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:47,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 368 states and 613 transitions. [2019-12-02 07:04:47,458 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 613 transitions. [2019-12-02 07:04:47,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-02 07:04:47,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:47,519 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:04:47,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:47,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 372 states and 619 transitions. [2019-12-02 07:04:47,546 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 619 transitions. [2019-12-02 07:04:47,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-02 07:04:47,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:47,612 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 07:04:47,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:47,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 374 states and 621 transitions. [2019-12-02 07:04:47,845 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 621 transitions. [2019-12-02 07:04:47,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-02 07:04:47,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:04:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:04:47,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 07:04:47,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:04:47,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 177 states and 254 transitions. [2019-12-02 07:04:47,918 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 254 transitions. [2019-12-02 07:04:47,918 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 07:04:47,919 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 73 iterations. [2019-12-02 07:04:47,925 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-02 07:04:48,395 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,398 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,398 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,398 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,398 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,398 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,398 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2019-12-02 07:04:48,402 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,402 INFO L569 CodeCheckObserver]: Invariant with dag size 21 [2019-12-02 07:04:48,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,404 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,404 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,404 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,404 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,404 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,404 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,404 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,404 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,405 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,405 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,405 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2019-12-02 07:04:48,405 INFO L569 CodeCheckObserver]: Invariant with dag size 4 [2019-12-02 07:04:48,406 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,406 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,406 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,406 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,406 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-12-02 07:04:48,406 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,406 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,406 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,407 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,407 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,407 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,407 INFO L569 CodeCheckObserver]: Invariant with dag size 4 [2019-12-02 07:04:48,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,408 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,408 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-02 07:04:48,408 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,408 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,409 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,409 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,409 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,409 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2019-12-02 07:04:48,409 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,409 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,409 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:04:48,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:04:48 ImpRootNode [2019-12-02 07:04:48,410 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 07:04:48,410 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 07:04:48,410 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 07:04:48,410 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 07:04:48,411 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:03:47" (3/4) ... [2019-12-02 07:04:48,413 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 07:04:48,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_xbof_change [2019-12-02 07:04:48,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_init [2019-12-02 07:04:48,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2019-12-02 07:04:48,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undefined_pointer [2019-12-02 07:04:48,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kfifo_uint_must_check_helper [2019-12-02 07:04:48,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2019-12-02 07:04:48,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2019-12-02 07:04:48,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_exit [2019-12-02 07:04:48,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_serial_deregister [2019-12-02 07:04:48,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_assume_stop [2019-12-02 07:04:48,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2019-12-02 07:04:48,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2019-12-02 07:04:48,437 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 294 nodes and edges [2019-12-02 07:04:48,440 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 96 nodes and edges [2019-12-02 07:04:48,442 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2019-12-02 07:04:48,445 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-02 07:04:48,447 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-02 07:04:48,449 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-02 07:04:48,451 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 07:04:48,453 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 07:04:48,478 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) [2019-12-02 07:04:48,479 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) || !(0 == \old(unknown-#memory_int-unknown)[buffer_size][buffer_size]) [2019-12-02 07:04:48,480 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0 == xbof___0 || \old(xbof___0) == xbof___0 [2019-12-02 07:04:48,480 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(xbof___0) == 0) [2019-12-02 07:04:48,481 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((0 == urb && 0 == urb) || 1 <= ldv_urb_state) || (urb == urb && ldv_urb_state == \old(ldv_urb_state)) [2019-12-02 07:04:48,660 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_25fcb176-07a4-4bf4-8ead-7969a1ac711d/bin/ukojak/witness.graphml [2019-12-02 07:04:48,660 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 07:04:48,661 INFO L168 Benchmark]: Toolchain (without parser) took 67316.86 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.1 GB). Free memory was 935.5 MB in the beginning and 1.8 GB in the end (delta: -819.4 MB). Peak memory consumption was 245.5 MB. Max. memory is 11.5 GB. [2019-12-02 07:04:48,661 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 07:04:48,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 760.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 935.5 MB in the beginning and 1.0 GB in the end (delta: -107.6 MB). Peak memory consumption was 42.4 MB. Max. memory is 11.5 GB. [2019-12-02 07:04:48,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-02 07:04:48,663 INFO L168 Benchmark]: Boogie Preprocessor took 76.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-02 07:04:48,663 INFO L168 Benchmark]: RCFGBuilder took 5212.22 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 75.0 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -28.0 MB). Peak memory consumption was 254.0 MB. Max. memory is 11.5 GB. [2019-12-02 07:04:48,663 INFO L168 Benchmark]: CodeCheck took 60933.74 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 854.1 MB). Free memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: -881.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2019-12-02 07:04:48,664 INFO L168 Benchmark]: Witness Printer took 249.65 ms. Allocated memory is still 2.1 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 175.8 MB). Peak memory consumption was 175.8 MB. Max. memory is 11.5 GB. [2019-12-02 07:04:48,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 13 procedures, 110 locations, 1 error locations. Result: SAFE, OverallTime: 60.4s, OverallIterations: 73, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1269762052 SDtfs, -945214932 SDslu, 1549165988 SDs, 0 SdLazy, -811526084 SolverSat, 1967188492 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 282.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35581 GetRequests, 35113 SyntacticMatches, 56 SemanticMatches, 412 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66312 ImplicationChecksByTransitivity, 46.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 4.5s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 3400 NumberOfCodeBlocks, 3400 NumberOfCodeBlocksAsserted, 72 NumberOfCheckSat, 3328 ConstructedInterpolants, 0 QuantifiedInterpolants, 365211 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 72 InterpolantComputations, 69 PerfectInterpolantSequences, 367/381 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 4901]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4069]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3970]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4826]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4981]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5006]: Loop Invariant Derived loop invariant: !((0 == urb && 0 == urb) || 1 <= ldv_urb_state) || (urb == urb && ldv_urb_state == \old(ldv_urb_state)) - InvariantResult [Line: 4832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5076]: Loop Invariant [2019-12-02 07:04:48,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((ir_add_bof == 0 && unknown-#memory_int-unknown[buffer_size][buffer_size] == 0) && 0 == ldv_coherent_state) && ldv_urb_state == 0) && unknown-#memory_int-unknown[xbof][xbof] + 1 == 0 - InvariantResult [Line: 4085]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4849]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4361]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4811]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4605]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: ((!(ldv_urb_state == 0) || !(ldv_s_ir_device_usb_serial_driver == 0)) || !(0 == ldv_coherent_state)) || kmalloc(size, flags | 32768U) == 0 - InvariantResult [Line: 4060]: Loop Invariant Derived loop invariant: !(\old(xbof___0) == 0) - InvariantResult [Line: 4456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5036]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4223]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3970]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4614]: Loop Invariant [2019-12-02 07:04:48,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,672 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) || !(0 == \old(unknown-#memory_int-unknown)[buffer_size][buffer_size]) - InvariantResult [Line: 4605]: Loop Invariant Derived loop invariant: !(0 == retval) - InvariantResult [Line: 4283]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4066]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5033]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4812]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4603]: Loop Invariant [2019-12-02 07:04:48,672 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,672 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,673 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-02 07:04:48,673 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) - InvariantResult [Line: 5002]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4057]: Loop Invariant Derived loop invariant: 0 == xbof___0 || \old(xbof___0) == xbof___0 - InvariantResult [Line: 3963]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4907]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4976]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 760.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 935.5 MB in the beginning and 1.0 GB in the end (delta: -107.6 MB). Peak memory consumption was 42.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 76.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5212.22 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 75.0 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -28.0 MB). Peak memory consumption was 254.0 MB. Max. memory is 11.5 GB. * CodeCheck took 60933.74 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 854.1 MB). Free memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: -881.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Witness Printer took 249.65 ms. Allocated memory is still 2.1 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 175.8 MB). Peak memory consumption was 175.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int RESULT: Ultimate proved your program to be correct! Received shutdown request...