./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e10b2441e14d74a50d8506d85f59a648f8fbd39a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:24:01,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:24:01,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:24:02,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:24:02,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:24:02,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:24:02,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:24:02,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:24:02,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:24:02,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:24:02,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:24:02,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:24:02,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:24:02,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:24:02,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:24:02,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:24:02,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:24:02,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:24:02,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:24:02,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:24:02,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:24:02,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:24:02,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:24:02,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:24:02,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:24:02,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:24:02,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:24:02,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:24:02,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:24:02,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:24:02,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:24:02,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:24:02,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:24:02,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:24:02,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:24:02,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:24:02,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:24:02,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:24:02,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:24:02,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:24:02,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:24:02,110 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 18:24:02,138 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:24:02,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:24:02,139 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:24:02,140 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:24:02,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:24:02,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:24:02,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:24:02,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:24:02,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:24:02,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:24:02,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:24:02,143 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:24:02,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:24:02,143 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:24:02,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:24:02,144 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:24:02,144 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:24:02,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:24:02,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:24:02,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:24:02,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:24:02,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:24:02,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:24:02,146 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:24:02,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:24:02,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:24:02,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:24:02,147 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e10b2441e14d74a50d8506d85f59a648f8fbd39a [2020-12-01 18:24:02,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:24:02,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:24:02,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:24:02,564 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:24:02,566 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:24:02,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2020-12-01 18:24:02,677 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak/data/5091e07f9/4a111c171bac46dfb6bad0bd649676bb/FLAGa7162dc71 [2020-12-01 18:24:03,666 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:24:03,667 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2020-12-01 18:24:03,718 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak/data/5091e07f9/4a111c171bac46dfb6bad0bd649676bb/FLAGa7162dc71 [2020-12-01 18:24:04,206 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak/data/5091e07f9/4a111c171bac46dfb6bad0bd649676bb [2020-12-01 18:24:04,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:24:04,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:24:04,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:24:04,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:24:04,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:24:04,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:24:04" (1/1) ... [2020-12-01 18:24:04,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c5668f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:24:04, skipping insertion in model container [2020-12-01 18:24:04,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:24:04" (1/1) ... [2020-12-01 18:24:04,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:24:04,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:24:04,786 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2020-12-01 18:24:04,787 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2020-12-01 18:24:05,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:24:05,324 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:24:05,420 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2020-12-01 18:24:05,425 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2020-12-01 18:24:05,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:24:05,718 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:24:05,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:24:05 WrapperNode [2020-12-01 18:24:05,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:24:05,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:24:05,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:24:05,725 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:24:05,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:24:05" (1/1) ... [2020-12-01 18:24:05,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:24:05" (1/1) ... [2020-12-01 18:24:05,919 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:24:05,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:24:05,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:24:05,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:24:05,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:24:05" (1/1) ... [2020-12-01 18:24:05,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:24:05" (1/1) ... [2020-12-01 18:24:05,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:24:05" (1/1) ... [2020-12-01 18:24:05,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:24:05" (1/1) ... [2020-12-01 18:24:05,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:24:05" (1/1) ... [2020-12-01 18:24:05,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:24:05" (1/1) ... [2020-12-01 18:24:06,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:24:05" (1/1) ... [2020-12-01 18:24:06,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:24:06,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:24:06,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:24:06,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:24:06,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:24:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/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 [2020-12-01 18:24:06,127 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_stop_kthread [2020-12-01 18:24:06,128 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_stop_kthread [2020-12-01 18:24:06,129 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_lock [2020-12-01 18:24:06,129 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_lock [2020-12-01 18:24:06,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-12-01 18:24:06,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-12-01 18:24:06,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:24:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_delay [2020-12-01 18:24:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_delay [2020-12-01 18:24:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-12-01 18:24:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-12-01 18:24:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-12-01 18:24:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-12-01 18:24:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_create_kthread [2020-12-01 18:24:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_create_kthread [2020-12-01 18:24:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock [2020-12-01 18:24:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock [2020-12-01 18:24:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-12-01 18:24:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-12-01 18:24:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-12-01 18:24:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-12-01 18:24:06,134 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_spin_write_unlock_irq [2020-12-01 18:24:06,134 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_spin_write_unlock_irq [2020-12-01 18:24:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:24:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-12-01 18:24:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-12-01 18:24:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure torture_random [2020-12-01 18:24:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_random [2020-12-01 18:24:06,136 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_cleanup [2020-12-01 18:24:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_cleanup [2020-12-01 18:24:06,136 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_end [2020-12-01 18:24:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_init_end [2020-12-01 18:24:06,137 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 18:24:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 18:24:06,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 18:24:06,137 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2020-12-01 18:24:06,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2020-12-01 18:24:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-12-01 18:24:06,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-12-01 18:24:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 18:24:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:24:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_stats_print [2020-12-01 18:24:06,139 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_stats_print [2020-12-01 18:24:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 18:24:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-12-01 18:24:06,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-12-01 18:24:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock_irq [2020-12-01 18:24:06,140 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock_irq [2020-12-01 18:24:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:24:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 18:24:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_delay [2020-12-01 18:24:06,142 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_delay [2020-12-01 18:24:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-12-01 18:24:06,142 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-12-01 18:24:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_unlock [2020-12-01 18:24:06,142 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_unlock [2020-12-01 18:24:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_print_module_parms [2020-12-01 18:24:06,143 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_print_module_parms [2020-12-01 18:24:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:24:06,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-12-01 18:24:06,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-12-01 18:24:06,145 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_unlock [2020-12-01 18:24:06,145 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_unlock [2020-12-01 18:24:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:24:06,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:24:06,860 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-12-01 18:24:12,214 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:24:12,215 INFO L298 CfgBuilder]: Removed 78 assume(true) statements. [2020-12-01 18:24:12,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:24:12 BoogieIcfgContainer [2020-12-01 18:24:12,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:24:12,222 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:24:12,223 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:24:12,237 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:24:12,238 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:24:12" (1/1) ... [2020-12-01 18:24:12,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:24:12,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:12,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 267 states and 383 transitions. [2020-12-01 18:24:12,344 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 383 transitions. [2020-12-01 18:24:12,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 18:24:12,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:13,055 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:13,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:13,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 271 states and 421 transitions. [2020-12-01 18:24:13,156 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 421 transitions. [2020-12-01 18:24:13,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 18:24:13,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:13,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:13,400 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:13,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:13,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 272 states and 422 transitions. [2020-12-01 18:24:13,432 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 422 transitions. [2020-12-01 18:24:13,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-01 18:24:13,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:14,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:14,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 291 states and 493 transitions. [2020-12-01 18:24:14,736 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 493 transitions. [2020-12-01 18:24:14,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 18:24:14,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:14,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:14,950 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:14,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:14,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 292 states and 493 transitions. [2020-12-01 18:24:14,973 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 493 transitions. [2020-12-01 18:24:14,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 18:24:14,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:15,187 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:15,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:15,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 295 states and 527 transitions. [2020-12-01 18:24:15,552 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 527 transitions. [2020-12-01 18:24:15,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 18:24:15,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:15,678 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:15,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:15,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 297 states and 530 transitions. [2020-12-01 18:24:15,703 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 530 transitions. [2020-12-01 18:24:15,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 18:24:15,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:15,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:15,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 298 states and 530 transitions. [2020-12-01 18:24:15,901 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 530 transitions. [2020-12-01 18:24:15,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 18:24:15,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:16,076 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:16,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:16,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 308 states and 550 transitions. [2020-12-01 18:24:16,117 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 550 transitions. [2020-12-01 18:24:16,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 18:24:16,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:16,275 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:16,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:16,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 310 states and 553 transitions. [2020-12-01 18:24:16,289 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 553 transitions. [2020-12-01 18:24:16,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 18:24:16,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:16,398 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:16,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:16,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 312 states and 555 transitions. [2020-12-01 18:24:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 555 transitions. [2020-12-01 18:24:16,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 18:24:16,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:16,619 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:17,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:17,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 317 states and 591 transitions. [2020-12-01 18:24:17,202 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 591 transitions. [2020-12-01 18:24:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 18:24:17,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:17,340 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:17,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:17,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 316 states and 585 transitions. [2020-12-01 18:24:17,413 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 585 transitions. [2020-12-01 18:24:17,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 18:24:17,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:17,546 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:17,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:17,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 319 states and 590 transitions. [2020-12-01 18:24:17,570 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 590 transitions. [2020-12-01 18:24:17,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 18:24:17,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:17,684 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:17,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:17,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 318 states and 584 transitions. [2020-12-01 18:24:17,764 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 584 transitions. [2020-12-01 18:24:17,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 18:24:17,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:17,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:17,893 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:18,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:18,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 320 states and 586 transitions. [2020-12-01 18:24:18,025 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 586 transitions. [2020-12-01 18:24:18,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 18:24:18,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:18,172 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:19,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:19,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 326 states and 620 transitions. [2020-12-01 18:24:19,012 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 620 transitions. [2020-12-01 18:24:19,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 18:24:19,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:19,133 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-01 18:24:19,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:19,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 327 states and 620 transitions. [2020-12-01 18:24:19,155 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 620 transitions. [2020-12-01 18:24:19,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 18:24:19,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:19,273 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:19,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:19,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 329 states and 623 transitions. [2020-12-01 18:24:19,525 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 623 transitions. [2020-12-01 18:24:19,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 18:24:19,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:19,596 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:19,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 330 states and 623 transitions. [2020-12-01 18:24:19,619 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 623 transitions. [2020-12-01 18:24:19,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 18:24:19,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:19,835 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:20,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:20,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 332 states and 626 transitions. [2020-12-01 18:24:20,045 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 626 transitions. [2020-12-01 18:24:20,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 18:24:20,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:20,128 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:20,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:20,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 335 states and 631 transitions. [2020-12-01 18:24:20,395 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 631 transitions. [2020-12-01 18:24:20,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 18:24:20,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:20,462 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:20,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:20,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 336 states and 631 transitions. [2020-12-01 18:24:20,482 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 631 transitions. [2020-12-01 18:24:20,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 18:24:20,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:20,656 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:21,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 339 states and 639 transitions. [2020-12-01 18:24:21,050 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 639 transitions. [2020-12-01 18:24:21,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 18:24:21,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:21,178 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:21,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:21,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 342 states and 645 transitions. [2020-12-01 18:24:21,200 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 645 transitions. [2020-12-01 18:24:21,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 18:24:21,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:21,267 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:21,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:21,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 345 states and 650 transitions. [2020-12-01 18:24:21,304 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 650 transitions. [2020-12-01 18:24:21,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 18:24:21,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:21,385 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:21,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:21,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 347 states and 653 transitions. [2020-12-01 18:24:21,672 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 653 transitions. [2020-12-01 18:24:21,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 18:24:21,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:21,765 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:21,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:21,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 349 states and 656 transitions. [2020-12-01 18:24:21,987 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 656 transitions. [2020-12-01 18:24:21,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 18:24:21,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:22,284 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:25,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:25,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 367 states and 719 transitions. [2020-12-01 18:24:25,758 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 719 transitions. [2020-12-01 18:24:25,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 18:24:25,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:25,836 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:26,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:26,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 370 states and 723 transitions. [2020-12-01 18:24:26,279 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 723 transitions. [2020-12-01 18:24:26,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 18:24:26,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:26,398 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:26,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:26,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 371 states and 723 transitions. [2020-12-01 18:24:26,417 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 723 transitions. [2020-12-01 18:24:26,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 18:24:26,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:26,499 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 18:24:26,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:26,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 372 states and 723 transitions. [2020-12-01 18:24:26,521 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 723 transitions. [2020-12-01 18:24:26,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 18:24:26,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:26,594 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 18:24:26,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:26,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 374 states and 725 transitions. [2020-12-01 18:24:26,813 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 725 transitions. [2020-12-01 18:24:26,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 18:24:26,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:26,899 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:26,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:26,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 374 states and 722 transitions. [2020-12-01 18:24:26,963 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 722 transitions. [2020-12-01 18:24:26,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 18:24:26,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:27,045 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:27,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:27,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 377 states and 726 transitions. [2020-12-01 18:24:27,294 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 726 transitions. [2020-12-01 18:24:27,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-01 18:24:27,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:24:27,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:27,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 379 states and 728 transitions. [2020-12-01 18:24:27,670 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 728 transitions. [2020-12-01 18:24:27,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 18:24:27,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:27,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:27,744 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:24:27,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:27,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 381 states and 730 transitions. [2020-12-01 18:24:27,965 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 730 transitions. [2020-12-01 18:24:27,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 18:24:27,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:27,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:28,054 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 18:24:28,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:28,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 382 states and 730 transitions. [2020-12-01 18:24:28,105 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 730 transitions. [2020-12-01 18:24:28,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 18:24:28,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:28,218 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-01 18:24:28,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:28,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 384 states and 732 transitions. [2020-12-01 18:24:28,241 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 732 transitions. [2020-12-01 18:24:28,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 18:24:28,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:28,355 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:24:28,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:28,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 385 states and 732 transitions. [2020-12-01 18:24:28,379 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 732 transitions. [2020-12-01 18:24:28,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 18:24:28,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:28,476 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-01 18:24:28,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:28,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 387 states and 734 transitions. [2020-12-01 18:24:28,502 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 734 transitions. [2020-12-01 18:24:28,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 18:24:28,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:28,719 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:32,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:32,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 407 states and 799 transitions. [2020-12-01 18:24:32,070 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 799 transitions. [2020-12-01 18:24:32,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 18:24:32,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:32,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:32,163 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:32,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:32,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 408 states and 799 transitions. [2020-12-01 18:24:32,181 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 799 transitions. [2020-12-01 18:24:32,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 18:24:32,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:32,309 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:32,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:32,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 409 states and 799 transitions. [2020-12-01 18:24:32,336 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 799 transitions. [2020-12-01 18:24:32,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 18:24:32,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:32,433 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:32,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:32,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 411 states and 801 transitions. [2020-12-01 18:24:32,456 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 801 transitions. [2020-12-01 18:24:32,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 18:24:32,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:32,562 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-01 18:24:32,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:32,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 412 states and 801 transitions. [2020-12-01 18:24:32,584 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 801 transitions. [2020-12-01 18:24:32,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 18:24:32,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:32,678 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:32,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:32,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 414 states and 803 transitions. [2020-12-01 18:24:32,704 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 803 transitions. [2020-12-01 18:24:32,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 18:24:32,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:32,989 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:37,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:37,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 433 states and 865 transitions. [2020-12-01 18:24:37,205 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 865 transitions. [2020-12-01 18:24:37,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 18:24:37,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:37,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:37,303 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:37,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:37,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 434 states and 865 transitions. [2020-12-01 18:24:37,327 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 865 transitions. [2020-12-01 18:24:37,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 18:24:37,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:37,433 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:37,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:37,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 435 states and 865 transitions. [2020-12-01 18:24:37,463 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 865 transitions. [2020-12-01 18:24:37,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 18:24:37,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:37,710 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:41,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:41,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 458 states and 938 transitions. [2020-12-01 18:24:41,141 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 938 transitions. [2020-12-01 18:24:41,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 18:24:41,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:41,238 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:41,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:41,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 459 states and 938 transitions. [2020-12-01 18:24:41,258 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 938 transitions. [2020-12-01 18:24:41,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 18:24:41,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:41,354 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:41,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:41,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 460 states and 938 transitions. [2020-12-01 18:24:41,378 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 938 transitions. [2020-12-01 18:24:41,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 18:24:41,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:41,474 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:42,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:42,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 462 states and 942 transitions. [2020-12-01 18:24:42,073 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 942 transitions. [2020-12-01 18:24:42,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 18:24:42,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:42,169 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-01 18:24:42,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:42,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 463 states and 944 transitions. [2020-12-01 18:24:42,225 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 944 transitions. [2020-12-01 18:24:42,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 18:24:42,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:42,340 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:42,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:42,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 465 states and 947 transitions. [2020-12-01 18:24:42,375 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 947 transitions. [2020-12-01 18:24:42,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 18:24:42,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:42,470 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:42,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:42,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 467 states and 949 transitions. [2020-12-01 18:24:42,796 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 949 transitions. [2020-12-01 18:24:42,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 18:24:42,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:42,892 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-01 18:24:42,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:42,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 468 states and 949 transitions. [2020-12-01 18:24:42,917 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 949 transitions. [2020-12-01 18:24:42,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 18:24:42,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:43,019 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:43,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:43,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 470 states and 951 transitions. [2020-12-01 18:24:43,048 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 951 transitions. [2020-12-01 18:24:43,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 18:24:43,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:43,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:43,144 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:43,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:43,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 472 states and 955 transitions. [2020-12-01 18:24:43,190 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 955 transitions. [2020-12-01 18:24:43,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 18:24:43,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:43,328 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:44,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:44,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 483 states and 978 transitions. [2020-12-01 18:24:44,296 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 978 transitions. [2020-12-01 18:24:44,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 18:24:44,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:44,555 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:49,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:49,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 505 states and 1047 transitions. [2020-12-01 18:24:49,046 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1047 transitions. [2020-12-01 18:24:49,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 18:24:49,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:49,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:49,133 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:49,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:49,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 506 states and 1047 transitions. [2020-12-01 18:24:49,151 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1047 transitions. [2020-12-01 18:24:49,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 18:24:49,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:49,246 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:49,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:49,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 507 states and 1047 transitions. [2020-12-01 18:24:49,271 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1047 transitions. [2020-12-01 18:24:49,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 18:24:49,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:49,361 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:49,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:49,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 509 states and 1049 transitions. [2020-12-01 18:24:49,408 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1049 transitions. [2020-12-01 18:24:49,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 18:24:49,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:49,506 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-01 18:24:49,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:49,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 510 states and 1049 transitions. [2020-12-01 18:24:49,531 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1049 transitions. [2020-12-01 18:24:49,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 18:24:49,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:49,631 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:49,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:49,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 512 states and 1051 transitions. [2020-12-01 18:24:49,660 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1051 transitions. [2020-12-01 18:24:49,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 18:24:49,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:49,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:49,752 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:49,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:49,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 514 states and 1055 transitions. [2020-12-01 18:24:49,804 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1055 transitions. [2020-12-01 18:24:49,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 18:24:49,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:49,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:49,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 516 states and 1059 transitions. [2020-12-01 18:24:49,951 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1059 transitions. [2020-12-01 18:24:49,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 18:24:49,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:50,041 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:50,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:50,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 518 states and 1071 transitions. [2020-12-01 18:24:50,076 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1071 transitions. [2020-12-01 18:24:50,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 18:24:50,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:50,197 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:50,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:50,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 520 states and 1075 transitions. [2020-12-01 18:24:50,254 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1075 transitions. [2020-12-01 18:24:50,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-01 18:24:50,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:50,363 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:24:50,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:50,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 522 states and 1077 transitions. [2020-12-01 18:24:50,394 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1077 transitions. [2020-12-01 18:24:50,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-01 18:24:50,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:50,506 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 18:24:50,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:50,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 524 states and 1079 transitions. [2020-12-01 18:24:50,529 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1079 transitions. [2020-12-01 18:24:50,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-01 18:24:50,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:50,632 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-12-01 18:24:51,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:51,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 534 states and 1126 transitions. [2020-12-01 18:24:51,726 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1126 transitions. [2020-12-01 18:24:51,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-01 18:24:51,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:51,846 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 18:24:51,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:51,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 535 states and 1127 transitions. [2020-12-01 18:24:51,869 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1127 transitions. [2020-12-01 18:24:51,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-01 18:24:51,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 18:24:52,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:52,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 539 states and 1133 transitions. [2020-12-01 18:24:52,005 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1133 transitions. [2020-12-01 18:24:52,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-12-01 18:24:52,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:52,109 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 18:24:52,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:52,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 542 states and 1137 transitions. [2020-12-01 18:24:52,402 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1137 transitions. [2020-12-01 18:24:52,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-12-01 18:24:52,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:52,561 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:52,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:52,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 544 states and 1140 transitions. [2020-12-01 18:24:52,587 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1140 transitions. [2020-12-01 18:24:52,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-12-01 18:24:52,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:52,719 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:52,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 546 states and 1143 transitions. [2020-12-01 18:24:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1143 transitions. [2020-12-01 18:24:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-01 18:24:52,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:52,856 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 18:24:52,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:52,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 549 states and 1149 transitions. [2020-12-01 18:24:52,892 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1149 transitions. [2020-12-01 18:24:52,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-01 18:24:52,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:52,998 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:53,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:53,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 553 states and 1155 transitions. [2020-12-01 18:24:53,289 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1155 transitions. [2020-12-01 18:24:53,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-01 18:24:53,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:53,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:53,393 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 18:24:53,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:53,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 555 states and 1158 transitions. [2020-12-01 18:24:53,433 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1158 transitions. [2020-12-01 18:24:53,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-12-01 18:24:53,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:53,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:53,540 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 18:24:53,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:53,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 559 states and 1164 transitions. [2020-12-01 18:24:53,570 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1164 transitions. [2020-12-01 18:24:53,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-12-01 18:24:53,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:53,705 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:54,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:54,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 563 states and 1170 transitions. [2020-12-01 18:24:54,325 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1170 transitions. [2020-12-01 18:24:54,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-12-01 18:24:54,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:54,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:54,423 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 18:24:54,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:54,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 565 states and 1174 transitions. [2020-12-01 18:24:54,465 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1174 transitions. [2020-12-01 18:24:54,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-12-01 18:24:54,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:54,568 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 18:24:54,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:54,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 566 states and 1175 transitions. [2020-12-01 18:24:54,612 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1175 transitions. [2020-12-01 18:24:54,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 18:24:54,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:54,730 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:54,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:54,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 569 states and 1181 transitions. [2020-12-01 18:24:54,771 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1181 transitions. [2020-12-01 18:24:54,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 18:24:54,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:54,909 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:54,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:54,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 571 states and 1184 transitions. [2020-12-01 18:24:54,949 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1184 transitions. [2020-12-01 18:24:54,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 18:24:54,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:55,051 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:55,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:55,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 572 states and 1185 transitions. [2020-12-01 18:24:55,097 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1185 transitions. [2020-12-01 18:24:55,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 18:24:55,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:55,390 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:55,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:55,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 571 states and 1172 transitions. [2020-12-01 18:24:55,601 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1172 transitions. [2020-12-01 18:24:55,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 18:24:55,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:55,708 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:55,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:55,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 574 states and 1177 transitions. [2020-12-01 18:24:55,748 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1177 transitions. [2020-12-01 18:24:55,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 18:24:55,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:55,849 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:55,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:55,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 576 states and 1181 transitions. [2020-12-01 18:24:55,889 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1181 transitions. [2020-12-01 18:24:55,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-01 18:24:55,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:56,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:56,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 578 states and 1183 transitions. [2020-12-01 18:24:56,093 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1183 transitions. [2020-12-01 18:24:56,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 18:24:56,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:56,218 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:56,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:56,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 580 states and 1187 transitions. [2020-12-01 18:24:56,261 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1187 transitions. [2020-12-01 18:24:56,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-01 18:24:56,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:56,366 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:56,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:56,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 582 states and 1191 transitions. [2020-12-01 18:24:56,402 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1191 transitions. [2020-12-01 18:24:56,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-01 18:24:56,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:56,536 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:24:56,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:56,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 583 states and 1192 transitions. [2020-12-01 18:24:56,578 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1192 transitions. [2020-12-01 18:24:56,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-01 18:24:56,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:57,098 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:58,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:58,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 588 states and 1219 transitions. [2020-12-01 18:24:58,925 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1219 transitions. [2020-12-01 18:24:58,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-01 18:24:58,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:59,043 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:59,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:59,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 591 states and 1248 transitions. [2020-12-01 18:24:59,597 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1248 transitions. [2020-12-01 18:24:59,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-01 18:24:59,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:59,705 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:24:59,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:59,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 591 states and 1247 transitions. [2020-12-01 18:24:59,762 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1247 transitions. [2020-12-01 18:24:59,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-01 18:24:59,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:59,886 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:24:59,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:59,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 593 states and 1249 transitions. [2020-12-01 18:24:59,916 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1249 transitions. [2020-12-01 18:24:59,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-01 18:24:59,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:00,038 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:25:00,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:00,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 595 states and 1251 transitions. [2020-12-01 18:25:00,071 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1251 transitions. [2020-12-01 18:25:00,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-01 18:25:00,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:25:00,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:00,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 597 states and 1253 transitions. [2020-12-01 18:25:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1253 transitions. [2020-12-01 18:25:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 18:25:00,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:00,540 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:25:00,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:00,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 596 states and 1238 transitions. [2020-12-01 18:25:00,813 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1238 transitions. [2020-12-01 18:25:00,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 18:25:00,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:01,161 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 18:25:07,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:07,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 626 states and 1321 transitions. [2020-12-01 18:25:07,731 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1321 transitions. [2020-12-01 18:25:07,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-01 18:25:07,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:07,830 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 18:25:07,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:07,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 627 states and 1321 transitions. [2020-12-01 18:25:07,889 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1321 transitions. [2020-12-01 18:25:07,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-01 18:25:07,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:08,007 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:25:08,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:08,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 628 states and 1321 transitions. [2020-12-01 18:25:08,129 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1321 transitions. [2020-12-01 18:25:08,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 18:25:08,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:08,232 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:25:08,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:08,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 630 states and 1323 transitions. [2020-12-01 18:25:08,303 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1323 transitions. [2020-12-01 18:25:08,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-01 18:25:08,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:08,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:08,420 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 18:25:08,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:08,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 631 states and 1323 transitions. [2020-12-01 18:25:08,493 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1323 transitions. [2020-12-01 18:25:08,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-01 18:25:08,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:08,591 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:25:08,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 633 states and 1325 transitions. [2020-12-01 18:25:08,662 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1325 transitions. [2020-12-01 18:25:08,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-01 18:25:08,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:09,006 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:25:09,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:09,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 632 states and 1309 transitions. [2020-12-01 18:25:09,303 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1309 transitions. [2020-12-01 18:25:09,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-01 18:25:09,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:09,416 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 18:25:09,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:09,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 634 states and 1313 transitions. [2020-12-01 18:25:09,509 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1313 transitions. [2020-12-01 18:25:09,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 18:25:09,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:10,195 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:25:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:13,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 642 states and 1352 transitions. [2020-12-01 18:25:13,003 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1352 transitions. [2020-12-01 18:25:13,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 18:25:13,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:13,130 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:25:15,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:15,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 648 states and 1384 transitions. [2020-12-01 18:25:15,246 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1384 transitions. [2020-12-01 18:25:15,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 18:25:15,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:15,341 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:25:16,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:16,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 650 states and 1392 transitions. [2020-12-01 18:25:16,160 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1392 transitions. [2020-12-01 18:25:16,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 18:25:16,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:16,540 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:25:18,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:18,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 661 states and 1468 transitions. [2020-12-01 18:25:18,250 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1468 transitions. [2020-12-01 18:25:18,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-01 18:25:18,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:18,341 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:25:18,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:18,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 661 states and 1467 transitions. [2020-12-01 18:25:18,374 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1467 transitions. [2020-12-01 18:25:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-01 18:25:18,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:18,785 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:25:21,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:21,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 666 states and 1493 transitions. [2020-12-01 18:25:21,923 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1493 transitions. [2020-12-01 18:25:21,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-01 18:25:21,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:22,014 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:25:22,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:22,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 668 states and 1495 transitions. [2020-12-01 18:25:22,046 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1495 transitions. [2020-12-01 18:25:22,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-01 18:25:22,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 18:25:22,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 670 states and 1511 transitions. [2020-12-01 18:25:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1511 transitions. [2020-12-01 18:25:22,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-01 18:25:22,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:23,062 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:25:23,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:23,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 675 states and 1522 transitions. [2020-12-01 18:25:23,751 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1522 transitions. [2020-12-01 18:25:23,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-01 18:25:23,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:24,330 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:25:35,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:35,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 713 states and 1693 transitions. [2020-12-01 18:25:35,017 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1693 transitions. [2020-12-01 18:25:35,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-01 18:25:35,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:35,175 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:25:38,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:38,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 722 states and 1766 transitions. [2020-12-01 18:25:38,050 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1766 transitions. [2020-12-01 18:25:38,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-01 18:25:38,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:38,155 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-12-01 18:25:43,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:43,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 732 states and 1820 transitions. [2020-12-01 18:25:43,289 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1820 transitions. [2020-12-01 18:25:43,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-01 18:25:43,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:43,395 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-12-01 18:25:45,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:45,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 740 states and 1841 transitions. [2020-12-01 18:25:45,553 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1841 transitions. [2020-12-01 18:25:45,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-01 18:25:45,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:45,639 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-12-01 18:25:46,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:46,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 742 states and 1847 transitions. [2020-12-01 18:25:46,328 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1847 transitions. [2020-12-01 18:25:46,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 18:25:46,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:46,411 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 18:25:46,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:46,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 744 states and 1849 transitions. [2020-12-01 18:25:46,448 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1849 transitions. [2020-12-01 18:25:46,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-01 18:25:46,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:46,539 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-12-01 18:25:50,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:50,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 752 states and 1897 transitions. [2020-12-01 18:25:50,638 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1897 transitions. [2020-12-01 18:25:50,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-01 18:25:50,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:50,716 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:25:50,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:50,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 753 states and 1897 transitions. [2020-12-01 18:25:50,746 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1897 transitions. [2020-12-01 18:25:50,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-01 18:25:50,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:51,109 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 18:25:52,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:52,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 753 states and 1896 transitions. [2020-12-01 18:25:52,405 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1896 transitions. [2020-12-01 18:25:52,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-01 18:25:52,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:52,479 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:25:52,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:52,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 754 states and 1896 transitions. [2020-12-01 18:25:52,516 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1896 transitions. [2020-12-01 18:25:52,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-12-01 18:25:52,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:52,596 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:25:52,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:52,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 756 states and 1898 transitions. [2020-12-01 18:25:52,631 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1898 transitions. [2020-12-01 18:25:52,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-01 18:25:52,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:52,710 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 18:25:52,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:52,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 757 states and 1898 transitions. [2020-12-01 18:25:52,743 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1898 transitions. [2020-12-01 18:25:52,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-01 18:25:52,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:52,823 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:25:52,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:52,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 759 states and 1900 transitions. [2020-12-01 18:25:52,861 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1900 transitions. [2020-12-01 18:25:52,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-01 18:25:52,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:52,936 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-12-01 18:25:53,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:53,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 760 states and 1900 transitions. [2020-12-01 18:25:53,415 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1900 transitions. [2020-12-01 18:25:53,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-01 18:25:53,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:53,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 1026 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 18:25:53,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:25:53,996 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:25:54,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:54,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 791 states and 1945 transitions. [2020-12-01 18:25:54,622 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1945 transitions. [2020-12-01 18:25:54,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-01 18:25:54,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:55,919 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-12-01 18:25:59,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:59,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 796 states and 1963 transitions. [2020-12-01 18:25:59,588 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1963 transitions. [2020-12-01 18:25:59,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-01 18:25:59,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:59,763 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:25:59,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:59,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 798 states and 1967 transitions. [2020-12-01 18:25:59,830 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1967 transitions. [2020-12-01 18:25:59,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-12-01 18:25:59,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:59,918 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 18:26:01,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:01,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 798 states and 1966 transitions. [2020-12-01 18:26:01,267 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1966 transitions. [2020-12-01 18:26:01,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-01 18:26:01,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:01,370 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 18:26:03,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:03,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 802 states and 1974 transitions. [2020-12-01 18:26:03,319 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1974 transitions. [2020-12-01 18:26:03,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-12-01 18:26:03,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:03,921 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-12-01 18:26:05,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:05,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 803 states and 1976 transitions. [2020-12-01 18:26:05,360 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1976 transitions. [2020-12-01 18:26:05,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-01 18:26:05,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:06,579 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-12-01 18:26:10,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:10,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 146 states and 193 transitions. [2020-12-01 18:26:10,881 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 193 transitions. [2020-12-01 18:26:10,884 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 18:26:10,885 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 141 iterations. [2020-12-01 18:26:10,898 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 18:26:12,157 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 32 [2020-12-01 18:26:12,637 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,640 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,641 INFO L569 CodeCheckObserver]: Invariant with dag size 25 [2020-12-01 18:26:12,656 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,662 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,662 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,662 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,662 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 18:26:12,663 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,664 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,664 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,664 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,664 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,664 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,664 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 18:26:12,665 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,665 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,669 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,669 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,669 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,669 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,670 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,670 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,670 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,670 INFO L569 CodeCheckObserver]: Invariant with dag size 25 [2020-12-01 18:26:12,671 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,672 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,672 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,672 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,672 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,672 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,673 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,673 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,673 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,673 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:26:12,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:26:12 ImpRootNode [2020-12-01 18:26:12,674 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:26:12,674 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:26:12,674 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:26:12,675 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:26:12,675 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:24:12" (3/4) ... [2020-12-01 18:26:12,679 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _torture_stop_kthread [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_delay [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_spin_write_unlock_irq [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_lock [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_random [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_stats_print [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_unlock [2020-12-01 18:26:12,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_print_module_parms [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_delay [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_cleanup [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_init_end [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_lock_irq [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _torture_create_kthread [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_lock [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~~TO~VOID [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2020-12-01 18:26:12,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_unlock [2020-12-01 18:26:12,686 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2020-12-01 18:26:12,729 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 150 nodes and edges [2020-12-01 18:26:12,735 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2020-12-01 18:26:12,737 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2020-12-01 18:26:12,739 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 18:26:12,741 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-12-01 18:26:12,743 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 18:26:12,746 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 18:26:12,976 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6b4f348f-3312-4238-997b-ad7f48a1285f/bin/ukojak/witness.graphml [2020-12-01 18:26:12,976 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:26:12,977 INFO L168 Benchmark]: Toolchain (without parser) took 128765.26 ms. Allocated memory was 88.1 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 51.4 MB in the beginning and 885.0 MB in the end (delta: -833.7 MB). Peak memory consumption was 306.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:12,978 INFO L168 Benchmark]: CDTParser took 1.91 ms. Allocated memory is still 88.1 MB. Free memory was 63.6 MB in the beginning and 63.5 MB in the end (delta: 32.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:26:12,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1506.86 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 51.2 MB in the beginning and 64.7 MB in the end (delta: -13.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:12,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.83 ms. Allocated memory is still 107.0 MB. Free memory was 64.7 MB in the beginning and 59.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:12,979 INFO L168 Benchmark]: Boogie Preprocessor took 96.94 ms. Allocated memory is still 107.0 MB. Free memory was 59.0 MB in the beginning and 53.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:12,980 INFO L168 Benchmark]: RCFGBuilder took 6203.43 ms. Allocated memory was 107.0 MB in the beginning and 161.5 MB in the end (delta: 54.5 MB). Free memory was 53.1 MB in the beginning and 87.3 MB in the end (delta: -34.2 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:12,980 INFO L168 Benchmark]: CodeCheck took 120451.57 ms. Allocated memory was 161.5 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 87.3 MB in the beginning and 908.1 MB in the end (delta: -820.8 MB). Peak memory consumption was 246.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:12,981 INFO L168 Benchmark]: Witness Printer took 301.77 ms. Allocated memory is still 1.2 GB. Free memory was 907.1 MB in the beginning and 885.0 MB in the end (delta: 22.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:12,983 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 28 procedures, 268 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 118.6s, OverallIterations: 141, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 589114116 SDtfs, 1874876024 SDslu, 1570773496 SDs, 0 SdLazy, -458142008 SolverSat, 1405262148 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 949.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 118781 GetRequests, 117943 SyntacticMatches, 264 SemanticMatches, 574 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167756 ImplicationChecksByTransitivity, 85.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.3s SsaConstructionTime, 4.9s SatisfiabilityAnalysisTime, 14.5s InterpolantComputationTime, 11381 NumberOfCodeBlocks, 11381 NumberOfCodeBlocksAsserted, 140 NumberOfCheckSat, 11241 ConstructedInterpolants, 0 QuantifiedInterpolants, 1707643 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1026 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 140 InterpolantComputations, 129 PerfectInterpolantSequences, 3304/3468 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: 12]: 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: 2849]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2696]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2399]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2609]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: (((((stat_interval < 60 || !(onoff_interval == 0)) || !(5 == stutter)) || !(shuffle_interval == 3)) || !(shutdown_secs == 0)) || !(ldv_spin == 0)) || !(ref_cnt == 0) - InvariantResult [Line: 2668]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1937]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2857]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2865]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2156]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2660]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2096]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2096]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2508]: Loop Invariant Derived loop invariant: (((((stat_interval < 60 || !(onoff_interval == 0)) || !(5 == stutter)) || !(shuffle_interval == 3)) || !(shutdown_secs == 0)) || !(ldv_spin == 0)) || !(ref_cnt == 0) - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2755]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2016]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2414]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.91 ms. Allocated memory is still 88.1 MB. Free memory was 63.6 MB in the beginning and 63.5 MB in the end (delta: 32.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1506.86 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 51.2 MB in the beginning and 64.7 MB in the end (delta: -13.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 194.83 ms. Allocated memory is still 107.0 MB. Free memory was 64.7 MB in the beginning and 59.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 96.94 ms. Allocated memory is still 107.0 MB. Free memory was 59.0 MB in the beginning and 53.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 6203.43 ms. Allocated memory was 107.0 MB in the beginning and 161.5 MB in the end (delta: 54.5 MB). Free memory was 53.1 MB in the beginning and 87.3 MB in the end (delta: -34.2 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.1 GB. * CodeCheck took 120451.57 ms. Allocated memory was 161.5 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 87.3 MB in the beginning and 908.1 MB in the end (delta: -820.8 MB). Peak memory consumption was 246.7 MB. Max. memory is 16.1 GB. * Witness Printer took 301.77 ms. Allocated memory is still 1.2 GB. Free memory was 907.1 MB in the beginning and 885.0 MB in the end (delta: 22.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...