./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/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_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 98d07fd41f89960d5d038ffda814c574c3286bbf ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 22:56:43,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:56:43,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:56:43,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:56:43,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:56:43,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:56:43,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:56:43,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:56:43,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:56:43,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:56:43,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:56:43,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:56:43,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:56:43,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:56:43,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:56:43,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:56:43,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:56:43,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:56:43,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:56:43,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:56:43,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:56:43,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:56:43,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:56:43,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:56:43,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:56:43,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:56:43,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:56:43,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:56:43,134 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:56:43,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:56:43,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:56:43,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:56:43,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:56:43,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:56:43,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:56:43,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:56:43,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:56:43,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:56:43,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:56:43,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:56:43,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:56:43,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-11-19 22:56:43,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:56:43,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:56:43,179 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-19 22:56:43,179 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-19 22:56:43,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:56:43,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:56:43,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:56:43,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:56:43,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:56:43,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 22:56:43,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:56:43,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 22:56:43,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:56:43,182 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:56:43,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 22:56:43,182 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-19 22:56:43,182 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-19 22:56:43,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:56:43,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:56:43,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-19 22:56:43,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:56:43,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:56:43,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 22:56:43,184 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-19 22:56:43,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 22:56:43,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 22:56:43,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 22:56:43,185 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98d07fd41f89960d5d038ffda814c574c3286bbf [2019-11-19 22:56:43,357 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:56:43,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:56:43,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:56:43,377 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:56:43,378 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:56:43,378 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2019-11-19 22:56:43,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak/data/7f24e1856/f821aba1d4a1431787d2dba992af9271/FLAG35c0b1e9d [2019-11-19 22:56:44,046 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:56:44,047 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2019-11-19 22:56:44,073 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak/data/7f24e1856/f821aba1d4a1431787d2dba992af9271/FLAG35c0b1e9d [2019-11-19 22:56:44,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak/data/7f24e1856/f821aba1d4a1431787d2dba992af9271 [2019-11-19 22:56:44,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:56:44,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:56:44,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:56:44,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:56:44,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:56:44,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:56:44" (1/1) ... [2019-11-19 22:56:44,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@292a2321 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:56:44, skipping insertion in model container [2019-11-19 22:56:44,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:56:44" (1/1) ... [2019-11-19 22:56:44,468 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:56:44,544 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:56:44,907 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1753] [2019-11-19 22:56:44,907 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1754-1755] [2019-11-19 22:56:45,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:56:45,306 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:56:45,371 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1753] [2019-11-19 22:56:45,372 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1754-1755] [2019-11-19 22:56:45,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:56:45,551 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:56:45,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:56:45 WrapperNode [2019-11-19 22:56:45,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:56:45,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:56:45,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:56:45,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:56:45,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:56:45" (1/1) ... [2019-11-19 22:56:45,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:56:45" (1/1) ... [2019-11-19 22:56:45,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:56:45,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:56:45,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:56:45,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:56:45,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:56:45" (1/1) ... [2019-11-19 22:56:45,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:56:45" (1/1) ... [2019-11-19 22:56:45,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:56:45" (1/1) ... [2019-11-19 22:56:45,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:56:45" (1/1) ... [2019-11-19 22:56:45,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:56:45" (1/1) ... [2019-11-19 22:56:45,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:56:45" (1/1) ... [2019-11-19 22:56:45,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:56:45" (1/1) ... [2019-11-19 22:56:45,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:56:45,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:56:45,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:56:45,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:56:45,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:56:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-19 22:56:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_stop_kthread [2019-11-19 22:56:45,888 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_stop_kthread [2019-11-19 22:56:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_lock [2019-11-19 22:56:45,888 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_lock [2019-11-19 22:56:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-19 22:56:45,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-19 22:56:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-19 22:56:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_delay [2019-11-19 22:56:45,891 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_delay [2019-11-19 22:56:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-11-19 22:56:45,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-11-19 22:56:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_create_kthread [2019-11-19 22:56:45,892 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_create_kthread [2019-11-19 22:56:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock [2019-11-19 22:56:45,892 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock [2019-11-19 22:56:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-11-19 22:56:45,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-11-19 22:56:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-19 22:56:45,893 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-19 22:56:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_spin_write_unlock_irq [2019-11-19 22:56:45,893 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_spin_write_unlock_irq [2019-11-19 22:56:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-19 22:56:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-19 22:56:45,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-19 22:56:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure torture_random [2019-11-19 22:56:45,894 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_random [2019-11-19 22:56:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_cleanup [2019-11-19 22:56:45,894 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_cleanup [2019-11-19 22:56:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_end [2019-11-19 22:56:45,895 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_init_end [2019-11-19 22:56:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-19 22:56:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2019-11-19 22:56:45,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2019-11-19 22:56:45,895 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-11-19 22:56:45,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-11-19 22:56:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-19 22:56:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 22:56:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_stats_print [2019-11-19 22:56:45,896 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_stats_print [2019-11-19 22:56:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-19 22:56:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-11-19 22:56:45,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-11-19 22:56:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock_irq [2019-11-19 22:56:45,897 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock_irq [2019-11-19 22:56:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 22:56:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-19 22:56:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_delay [2019-11-19 22:56:45,898 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_delay [2019-11-19 22:56:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-19 22:56:45,898 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-19 22:56:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_unlock [2019-11-19 22:56:45,898 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_unlock [2019-11-19 22:56:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_print_module_parms [2019-11-19 22:56:45,899 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_print_module_parms [2019-11-19 22:56:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 22:56:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-19 22:56:45,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-19 22:56:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_unlock [2019-11-19 22:56:45,900 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_unlock [2019-11-19 22:56:45,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:56:45,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:56:46,414 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-19 22:56:48,759 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:56:48,760 INFO L285 CfgBuilder]: Removed 78 assume(true) statements. [2019-11-19 22:56:48,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:56:48 BoogieIcfgContainer [2019-11-19 22:56:48,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:56:48,761 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-19 22:56:48,761 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-19 22:56:48,771 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-19 22:56:48,771 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:56:48" (1/1) ... [2019-11-19 22:56:48,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:56:48,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:48,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 250 states and 362 transitions. [2019-11-19 22:56:48,823 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 362 transitions. [2019-11-19 22:56:48,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-19 22:56:48,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:49,307 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:49,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:49,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 255 states and 402 transitions. [2019-11-19 22:56:49,371 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 402 transitions. [2019-11-19 22:56:49,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-19 22:56:49,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:49,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:56:49,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:49,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 256 states and 403 transitions. [2019-11-19 22:56:49,567 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 403 transitions. [2019-11-19 22:56:49,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-19 22:56:49,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:50,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:50,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 275 states and 474 transitions. [2019-11-19 22:56:50,038 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 474 transitions. [2019-11-19 22:56:50,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-19 22:56:50,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:50,132 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:50,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:50,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 276 states and 474 transitions. [2019-11-19 22:56:50,142 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 474 transitions. [2019-11-19 22:56:50,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-19 22:56:50,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:50,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:50,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:50,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 279 states and 508 transitions. [2019-11-19 22:56:50,477 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 508 transitions. [2019-11-19 22:56:50,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-19 22:56:50,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:50,593 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:56:50,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:50,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 281 states and 511 transitions. [2019-11-19 22:56:50,610 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 511 transitions. [2019-11-19 22:56:50,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-19 22:56:50,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:50,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:56:50,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:50,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 282 states and 511 transitions. [2019-11-19 22:56:50,800 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 511 transitions. [2019-11-19 22:56:50,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-19 22:56:50,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:50,894 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:50,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:50,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 292 states and 531 transitions. [2019-11-19 22:56:50,920 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 531 transitions. [2019-11-19 22:56:50,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-19 22:56:50,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:51,088 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:51,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:51,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 301 states and 582 transitions. [2019-11-19 22:56:51,562 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 582 transitions. [2019-11-19 22:56:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-19 22:56:51,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:51,627 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:51,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:51,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 303 states and 584 transitions. [2019-11-19 22:56:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 584 transitions. [2019-11-19 22:56:51,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-19 22:56:51,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:51,804 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:52,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:52,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 308 states and 621 transitions. [2019-11-19 22:56:52,477 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 621 transitions. [2019-11-19 22:56:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-19 22:56:52,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:52,571 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:52,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:52,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 307 states and 614 transitions. [2019-11-19 22:56:52,630 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 614 transitions. [2019-11-19 22:56:52,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-19 22:56:52,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:52,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:52,721 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:52,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:52,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 306 states and 607 transitions. [2019-11-19 22:56:52,776 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 607 transitions. [2019-11-19 22:56:52,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-19 22:56:52,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:52,843 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:56:53,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:53,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 308 states and 610 transitions. [2019-11-19 22:56:53,134 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 610 transitions. [2019-11-19 22:56:53,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-19 22:56:53,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:53,237 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:54,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:54,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 314 states and 646 transitions. [2019-11-19 22:56:54,129 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 646 transitions. [2019-11-19 22:56:54,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-19 22:56:54,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:54,204 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-19 22:56:54,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:54,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 315 states and 646 transitions. [2019-11-19 22:56:54,230 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 646 transitions. [2019-11-19 22:56:54,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-19 22:56:54,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:54,325 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:56:54,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:54,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 317 states and 652 transitions. [2019-11-19 22:56:54,789 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 652 transitions. [2019-11-19 22:56:54,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-19 22:56:54,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:56:54,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:54,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 318 states and 653 transitions. [2019-11-19 22:56:54,880 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 653 transitions. [2019-11-19 22:56:54,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-19 22:56:54,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:54,959 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:56:55,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:55,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 323 states and 692 transitions. [2019-11-19 22:56:55,164 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 692 transitions. [2019-11-19 22:56:55,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-19 22:56:55,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:55,224 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:56:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:55,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 324 states and 692 transitions. [2019-11-19 22:56:55,244 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 692 transitions. [2019-11-19 22:56:55,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-19 22:56:55,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:55,443 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:55,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:55,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 326 states and 694 transitions. [2019-11-19 22:56:55,604 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 694 transitions. [2019-11-19 22:56:55,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-19 22:56:55,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:55,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:55,656 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:56:56,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:56,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 329 states and 700 transitions. [2019-11-19 22:56:56,254 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 700 transitions. [2019-11-19 22:56:56,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-19 22:56:56,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:56,307 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:56:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:56,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 330 states and 700 transitions. [2019-11-19 22:56:56,324 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 700 transitions. [2019-11-19 22:56:56,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-19 22:56:56,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:56,373 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:56:56,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:56,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 333 states and 705 transitions. [2019-11-19 22:56:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 705 transitions. [2019-11-19 22:56:56,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-19 22:56:56,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:56,460 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:56:57,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 338 states and 744 transitions. [2019-11-19 22:56:57,405 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 744 transitions. [2019-11-19 22:56:57,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-19 22:56:57,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:57,469 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:56:57,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:57,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 340 states and 750 transitions. [2019-11-19 22:56:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 750 transitions. [2019-11-19 22:56:57,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-19 22:56:57,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:57,555 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:57,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:57,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 343 states and 755 transitions. [2019-11-19 22:56:57,570 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 755 transitions. [2019-11-19 22:56:57,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-19 22:56:57,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:57,732 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:58,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:58,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 346 states and 763 transitions. [2019-11-19 22:56:58,090 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 763 transitions. [2019-11-19 22:56:58,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-19 22:56:58,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:58,157 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:58,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:58,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 349 states and 769 transitions. [2019-11-19 22:56:58,175 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 769 transitions. [2019-11-19 22:56:58,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-19 22:56:58,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:58,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:58,236 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-19 22:56:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:58,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 350 states and 769 transitions. [2019-11-19 22:56:58,356 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 769 transitions. [2019-11-19 22:56:58,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-19 22:56:58,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:58,412 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:56:58,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:58,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 353 states and 772 transitions. [2019-11-19 22:56:58,436 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 772 transitions. [2019-11-19 22:56:58,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-19 22:56:58,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:58,503 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:58,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:58,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 355 states and 775 transitions. [2019-11-19 22:56:58,654 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 775 transitions. [2019-11-19 22:56:58,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-19 22:56:58,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:58,711 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-19 22:56:58,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:58,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 356 states and 776 transitions. [2019-11-19 22:56:58,726 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 776 transitions. [2019-11-19 22:56:58,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-19 22:56:58,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:58,779 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:56:59,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:59,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 358 states and 778 transitions. [2019-11-19 22:56:59,228 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 778 transitions. [2019-11-19 22:56:59,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-19 22:56:59,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:59,276 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-19 22:56:59,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:59,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 360 states and 781 transitions. [2019-11-19 22:56:59,422 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 781 transitions. [2019-11-19 22:56:59,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-19 22:56:59,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:59,472 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:56:59,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:59,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 363 states and 784 transitions. [2019-11-19 22:56:59,494 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 784 transitions. [2019-11-19 22:56:59,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-19 22:56:59,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:59,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:59,553 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:56:59,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:59,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 365 states and 786 transitions. [2019-11-19 22:56:59,568 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 786 transitions. [2019-11-19 22:56:59,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-19 22:56:59,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:59,623 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:56:59,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:56:59,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 365 states and 784 transitions. [2019-11-19 22:56:59,648 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 784 transitions. [2019-11-19 22:56:59,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-19 22:56:59,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:56:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:56:59,797 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:01,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:01,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 385 states and 848 transitions. [2019-11-19 22:57:01,476 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 848 transitions. [2019-11-19 22:57:01,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-19 22:57:01,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:01,536 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:01,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:01,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 386 states and 848 transitions. [2019-11-19 22:57:01,548 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 848 transitions. [2019-11-19 22:57:01,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-19 22:57:01,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:01,609 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:57:01,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:01,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 387 states and 848 transitions. [2019-11-19 22:57:01,633 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 848 transitions. [2019-11-19 22:57:01,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-19 22:57:01,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:01,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:01,786 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:03,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:03,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 410 states and 920 transitions. [2019-11-19 22:57:03,749 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 920 transitions. [2019-11-19 22:57:03,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-19 22:57:03,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:03,814 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:03,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:03,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 411 states and 920 transitions. [2019-11-19 22:57:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 920 transitions. [2019-11-19 22:57:03,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-19 22:57:03,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:04,019 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:05,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:05,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 430 states and 981 transitions. [2019-11-19 22:57:05,886 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 981 transitions. [2019-11-19 22:57:05,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-19 22:57:05,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:05,956 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:57:05,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:05,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 431 states and 981 transitions. [2019-11-19 22:57:05,978 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 981 transitions. [2019-11-19 22:57:05,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-19 22:57:05,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:06,041 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:06,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:06,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 432 states and 981 transitions. [2019-11-19 22:57:06,057 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 981 transitions. [2019-11-19 22:57:06,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-19 22:57:06,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:06,117 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:57:06,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 433 states and 981 transitions. [2019-11-19 22:57:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 981 transitions. [2019-11-19 22:57:06,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-19 22:57:06,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:06,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:08,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:08,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 455 states and 1050 transitions. [2019-11-19 22:57:08,984 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1050 transitions. [2019-11-19 22:57:08,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-19 22:57:08,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:09,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:09,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:09,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 456 states and 1050 transitions. [2019-11-19 22:57:09,051 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1050 transitions. [2019-11-19 22:57:09,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-19 22:57:09,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:09,106 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:10,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:10,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 467 states and 1073 transitions. [2019-11-19 22:57:10,273 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1073 transitions. [2019-11-19 22:57:10,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-19 22:57:10,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:10,349 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:57:10,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:10,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 468 states and 1073 transitions. [2019-11-19 22:57:10,368 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1073 transitions. [2019-11-19 22:57:10,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-19 22:57:10,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:10,425 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:57:10,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:10,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 470 states and 1076 transitions. [2019-11-19 22:57:10,926 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1076 transitions. [2019-11-19 22:57:10,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-19 22:57:10,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:11,010 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-19 22:57:11,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:11,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 471 states and 1076 transitions. [2019-11-19 22:57:11,037 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1076 transitions. [2019-11-19 22:57:11,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-19 22:57:11,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:11,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:11,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 473 states and 1090 transitions. [2019-11-19 22:57:11,146 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1090 transitions. [2019-11-19 22:57:11,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-19 22:57:11,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:11,206 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:57:11,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:11,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 475 states and 1093 transitions. [2019-11-19 22:57:11,669 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1093 transitions. [2019-11-19 22:57:11,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-19 22:57:11,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:11,726 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:57:12,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:12,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 477 states and 1096 transitions. [2019-11-19 22:57:12,114 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1096 transitions. [2019-11-19 22:57:12,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-19 22:57:12,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:12,170 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:57:12,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:12,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 479 states and 1099 transitions. [2019-11-19 22:57:12,203 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1099 transitions. [2019-11-19 22:57:12,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-19 22:57:12,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:12,262 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-19 22:57:12,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:12,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 480 states and 1099 transitions. [2019-11-19 22:57:12,281 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1099 transitions. [2019-11-19 22:57:12,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-19 22:57:12,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:12,402 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-19 22:57:12,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:12,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 481 states and 1099 transitions. [2019-11-19 22:57:12,419 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1099 transitions. [2019-11-19 22:57:12,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-19 22:57:12,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:12,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:12,478 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:57:12,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:12,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 483 states and 1102 transitions. [2019-11-19 22:57:12,935 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1102 transitions. [2019-11-19 22:57:12,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-19 22:57:12,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:12,995 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:57:13,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:13,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 485 states and 1105 transitions. [2019-11-19 22:57:13,032 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1105 transitions. [2019-11-19 22:57:13,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-19 22:57:13,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:13,088 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:57:13,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:13,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 487 states and 1108 transitions. [2019-11-19 22:57:13,119 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1108 transitions. [2019-11-19 22:57:13,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-19 22:57:13,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:13,175 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-19 22:57:13,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:13,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 488 states and 1108 transitions. [2019-11-19 22:57:13,192 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1108 transitions. [2019-11-19 22:57:13,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-19 22:57:13,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:13,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:13,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:13,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:13,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 490 states and 1111 transitions. [2019-11-19 22:57:13,295 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1111 transitions. [2019-11-19 22:57:13,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-19 22:57:13,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:13,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:13,352 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:57:13,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:13,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 492 states and 1114 transitions. [2019-11-19 22:57:13,379 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1114 transitions. [2019-11-19 22:57:13,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-19 22:57:13,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:13,441 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:13,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:13,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 494 states and 1117 transitions. [2019-11-19 22:57:13,470 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1117 transitions. [2019-11-19 22:57:13,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-19 22:57:13,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:13,530 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:13,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:13,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 496 states and 1120 transitions. [2019-11-19 22:57:13,560 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1120 transitions. [2019-11-19 22:57:13,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-19 22:57:13,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:13,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:13,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:13,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 498 states and 1123 transitions. [2019-11-19 22:57:13,658 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1123 transitions. [2019-11-19 22:57:13,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-19 22:57:13,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:13,726 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-19 22:57:13,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:13,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 500 states and 1125 transitions. [2019-11-19 22:57:13,743 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1125 transitions. [2019-11-19 22:57:13,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-19 22:57:13,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:14,075 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:14,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:14,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 503 states and 1139 transitions. [2019-11-19 22:57:14,588 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1139 transitions. [2019-11-19 22:57:14,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-19 22:57:14,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:14,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:14,676 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-19 22:57:15,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:15,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 513 states and 1184 transitions. [2019-11-19 22:57:15,748 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1184 transitions. [2019-11-19 22:57:15,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-19 22:57:15,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:15,828 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 22:57:15,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:15,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 514 states and 1185 transitions. [2019-11-19 22:57:15,848 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1185 transitions. [2019-11-19 22:57:15,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-19 22:57:15,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:15,935 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-19 22:57:16,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:16,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 518 states and 1191 transitions. [2019-11-19 22:57:16,019 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1191 transitions. [2019-11-19 22:57:16,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-19 22:57:16,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:16,090 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-19 22:57:16,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:16,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 522 states and 1197 transitions. [2019-11-19 22:57:16,116 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1197 transitions. [2019-11-19 22:57:16,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-19 22:57:16,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:16,185 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 22:57:16,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:16,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 524 states and 1202 transitions. [2019-11-19 22:57:16,218 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1202 transitions. [2019-11-19 22:57:16,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-19 22:57:16,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:16,307 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 22:57:16,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:16,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 525 states and 1202 transitions. [2019-11-19 22:57:16,500 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1202 transitions. [2019-11-19 22:57:16,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-19 22:57:16,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:16,569 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 22:57:16,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:16,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 526 states and 1202 transitions. [2019-11-19 22:57:16,778 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1202 transitions. [2019-11-19 22:57:16,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-19 22:57:16,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:16,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:16,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 528 states and 1206 transitions. [2019-11-19 22:57:16,885 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1206 transitions. [2019-11-19 22:57:16,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-19 22:57:16,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:16,953 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:17,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:17,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 530 states and 1208 transitions. [2019-11-19 22:57:17,261 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1208 transitions. [2019-11-19 22:57:17,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-19 22:57:17,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:17,330 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 22:57:17,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:17,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 533 states and 1214 transitions. [2019-11-19 22:57:17,362 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1214 transitions. [2019-11-19 22:57:17,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-19 22:57:17,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:17,430 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 22:57:17,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:17,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 535 states and 1217 transitions. [2019-11-19 22:57:17,463 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1217 transitions. [2019-11-19 22:57:17,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-19 22:57:17,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:17,537 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:17,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:17,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 539 states and 1224 transitions. [2019-11-19 22:57:17,571 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1224 transitions. [2019-11-19 22:57:17,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-19 22:57:17,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:17,644 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:18,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:18,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 541 states and 1227 transitions. [2019-11-19 22:57:18,251 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1227 transitions. [2019-11-19 22:57:18,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-19 22:57:18,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:18,458 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-19 22:57:22,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:22,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 571 states and 1314 transitions. [2019-11-19 22:57:22,189 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1314 transitions. [2019-11-19 22:57:22,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-19 22:57:22,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:22,260 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:23,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:23,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 575 states and 1321 transitions. [2019-11-19 22:57:23,086 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1321 transitions. [2019-11-19 22:57:23,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-19 22:57:23,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:23,147 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 22:57:23,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:23,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 577 states and 1325 transitions. [2019-11-19 22:57:23,180 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1325 transitions. [2019-11-19 22:57:23,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-19 22:57:23,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:23,254 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 22:57:23,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:23,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 578 states and 1326 transitions. [2019-11-19 22:57:23,285 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1326 transitions. [2019-11-19 22:57:23,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-19 22:57:23,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:23,350 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-19 22:57:23,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:23,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 579 states and 1326 transitions. [2019-11-19 22:57:23,387 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1326 transitions. [2019-11-19 22:57:23,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-19 22:57:23,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:23,451 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-19 22:57:23,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:23,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 580 states and 1326 transitions. [2019-11-19 22:57:23,493 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1326 transitions. [2019-11-19 22:57:23,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-19 22:57:23,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:23,565 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-19 22:57:23,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:23,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 581 states and 1326 transitions. [2019-11-19 22:57:23,590 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1326 transitions. [2019-11-19 22:57:23,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-19 22:57:23,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:23,667 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:23,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:23,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 584 states and 1332 transitions. [2019-11-19 22:57:23,695 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1332 transitions. [2019-11-19 22:57:23,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-19 22:57:23,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:23,766 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:23,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:23,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 586 states and 1335 transitions. [2019-11-19 22:57:23,802 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1335 transitions. [2019-11-19 22:57:23,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-19 22:57:23,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:23,888 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:23,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:23,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 589 states and 1341 transitions. [2019-11-19 22:57:23,919 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1341 transitions. [2019-11-19 22:57:23,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-19 22:57:23,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:23,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:24,071 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:24,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:24,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 591 states and 1345 transitions. [2019-11-19 22:57:24,098 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1345 transitions. [2019-11-19 22:57:24,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-19 22:57:24,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:24,165 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:24,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 592 states and 1346 transitions. [2019-11-19 22:57:24,192 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1346 transitions. [2019-11-19 22:57:24,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-19 22:57:24,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:24,256 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:24,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:24,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 594 states and 1348 transitions. [2019-11-19 22:57:24,282 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1348 transitions. [2019-11-19 22:57:24,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-19 22:57:24,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:24,351 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:24,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:24,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 596 states and 1351 transitions. [2019-11-19 22:57:24,378 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1351 transitions. [2019-11-19 22:57:24,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-19 22:57:24,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:24,570 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:57:24,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:24,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 595 states and 1335 transitions. [2019-11-19 22:57:24,720 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1335 transitions. [2019-11-19 22:57:24,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-19 22:57:24,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:24,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:24,783 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-19 22:57:25,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:25,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 597 states and 1338 transitions. [2019-11-19 22:57:25,307 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1338 transitions. [2019-11-19 22:57:25,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-19 22:57:25,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:25,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:25,372 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 22:57:25,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 598 states and 1338 transitions. [2019-11-19 22:57:25,427 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1338 transitions. [2019-11-19 22:57:25,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-19 22:57:25,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:25,932 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:27,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:27,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 603 states and 1366 transitions. [2019-11-19 22:57:27,425 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1366 transitions. [2019-11-19 22:57:27,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-19 22:57:27,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:27,491 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:27,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:27,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 606 states and 1395 transitions. [2019-11-19 22:57:27,878 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1395 transitions. [2019-11-19 22:57:27,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-19 22:57:27,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:27,938 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:28,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:28,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 609 states and 1423 transitions. [2019-11-19 22:57:28,397 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1423 transitions. [2019-11-19 22:57:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-19 22:57:28,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:28,553 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:28,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:28,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 610 states and 1424 transitions. [2019-11-19 22:57:28,581 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1424 transitions. [2019-11-19 22:57:28,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-19 22:57:28,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:28,648 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:28,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:28,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 612 states and 1428 transitions. [2019-11-19 22:57:28,677 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1428 transitions. [2019-11-19 22:57:28,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-19 22:57:28,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:28,740 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-19 22:57:28,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:28,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 614 states and 1431 transitions. [2019-11-19 22:57:28,794 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1431 transitions. [2019-11-19 22:57:28,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-19 22:57:28,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:28,864 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 22:57:28,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:28,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 616 states and 1433 transitions. [2019-11-19 22:57:28,888 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1433 transitions. [2019-11-19 22:57:28,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-19 22:57:28,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:57:28,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:28,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 616 states and 1430 transitions. [2019-11-19 22:57:28,972 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1430 transitions. [2019-11-19 22:57:28,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-19 22:57:28,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:29,036 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:57:29,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:29,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 616 states and 1429 transitions. [2019-11-19 22:57:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1429 transitions. [2019-11-19 22:57:29,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-19 22:57:29,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:29,122 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:29,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:29,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 618 states and 1431 transitions. [2019-11-19 22:57:29,144 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1431 transitions. [2019-11-19 22:57:29,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-19 22:57:29,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:29,209 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-19 22:57:29,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:29,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 620 states and 1433 transitions. [2019-11-19 22:57:29,234 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1433 transitions. [2019-11-19 22:57:29,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-19 22:57:29,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:29,543 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:57:29,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:29,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 619 states and 1414 transitions. [2019-11-19 22:57:29,717 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1414 transitions. [2019-11-19 22:57:29,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-19 22:57:29,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:29,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:29,965 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:57:30,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:30,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 618 states and 1395 transitions. [2019-11-19 22:57:30,160 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1395 transitions. [2019-11-19 22:57:30,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-19 22:57:30,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:30,595 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:33,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:33,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 626 states and 1441 transitions. [2019-11-19 22:57:33,534 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1441 transitions. [2019-11-19 22:57:33,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-19 22:57:33,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:33,603 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:34,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 630 states and 1468 transitions. [2019-11-19 22:57:34,499 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1468 transitions. [2019-11-19 22:57:34,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-19 22:57:34,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:34,731 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:57:39,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:39,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 655 states and 1558 transitions. [2019-11-19 22:57:39,660 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1558 transitions. [2019-11-19 22:57:39,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-19 22:57:39,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:39,723 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:40,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:40,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 657 states and 1559 transitions. [2019-11-19 22:57:40,143 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1559 transitions. [2019-11-19 22:57:40,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-19 22:57:40,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:40,250 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:57:41,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:41,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 660 states and 1565 transitions. [2019-11-19 22:57:41,349 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1565 transitions. [2019-11-19 22:57:41,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-19 22:57:41,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:41,395 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:42,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:42,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 664 states and 1593 transitions. [2019-11-19 22:57:42,937 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1593 transitions. [2019-11-19 22:57:42,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-19 22:57:42,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:42,984 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:57:44,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:44,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 667 states and 1599 transitions. [2019-11-19 22:57:44,057 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1599 transitions. [2019-11-19 22:57:44,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-19 22:57:44,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:44,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:44,111 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:57:45,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:45,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 669 states and 1607 transitions. [2019-11-19 22:57:45,442 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1607 transitions. [2019-11-19 22:57:45,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 22:57:45,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:45,661 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-19 22:57:46,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:46,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 676 states and 1649 transitions. [2019-11-19 22:57:46,945 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1649 transitions. [2019-11-19 22:57:46,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:57:46,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:47,019 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:57:47,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 676 states and 1646 transitions. [2019-11-19 22:57:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1646 transitions. [2019-11-19 22:57:47,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 22:57:47,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:47,115 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:57:47,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:47,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 677 states and 1646 transitions. [2019-11-19 22:57:47,145 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1646 transitions. [2019-11-19 22:57:47,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:57:47,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:47,522 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:57:49,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:49,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 682 states and 1674 transitions. [2019-11-19 22:57:49,942 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1674 transitions. [2019-11-19 22:57:49,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:57:49,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:49,996 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-19 22:57:50,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:50,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 682 states and 1673 transitions. [2019-11-19 22:57:50,012 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1673 transitions. [2019-11-19 22:57:50,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 22:57:50,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:50,298 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:57:57,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:57,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 708 states and 1762 transitions. [2019-11-19 22:57:57,724 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1762 transitions. [2019-11-19 22:57:57,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:57:57,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:57,775 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:57:59,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:59,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 713 states and 1788 transitions. [2019-11-19 22:57:59,191 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1788 transitions. [2019-11-19 22:57:59,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:57:59,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:57:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:57:59,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:57:59,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 715 states and 1804 transitions. [2019-11-19 22:57:59,828 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1804 transitions. [2019-11-19 22:57:59,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-19 22:57:59,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:57:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:00,275 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:58:08,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:08,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 745 states and 1891 transitions. [2019-11-19 22:58:08,064 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1891 transitions. [2019-11-19 22:58:08,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 22:58:08,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:08,119 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-19 22:58:12,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:12,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 755 states and 1938 transitions. [2019-11-19 22:58:12,331 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1938 transitions. [2019-11-19 22:58:12,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-19 22:58:12,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:12,377 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:58:14,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:14,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 761 states and 1968 transitions. [2019-11-19 22:58:14,227 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1968 transitions. [2019-11-19 22:58:14,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 22:58:14,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:14,284 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-19 22:58:14,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:14,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 763 states and 1976 transitions. [2019-11-19 22:58:14,940 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1976 transitions. [2019-11-19 22:58:14,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 22:58:14,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:14,987 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:58:16,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:16,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 766 states and 1985 transitions. [2019-11-19 22:58:16,468 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1985 transitions. [2019-11-19 22:58:16,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 22:58:16,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:16,538 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-19 22:58:18,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:18,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 781 states and 2018 transitions. [2019-11-19 22:58:18,974 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 2018 transitions. [2019-11-19 22:58:18,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 22:58:18,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:19,018 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:58:21,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:21,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 795 states and 2047 transitions. [2019-11-19 22:58:21,479 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 2047 transitions. [2019-11-19 22:58:21,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 22:58:21,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:21,526 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:58:22,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:22,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 797 states and 2052 transitions. [2019-11-19 22:58:22,233 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 2052 transitions. [2019-11-19 22:58:22,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:58:22,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:22,295 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-19 22:58:22,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:22,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 798 states and 2052 transitions. [2019-11-19 22:58:22,313 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 2052 transitions. [2019-11-19 22:58:22,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:58:22,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:22,380 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-19 22:58:27,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:27,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 808 states and 2102 transitions. [2019-11-19 22:58:27,206 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 2102 transitions. [2019-11-19 22:58:27,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:58:27,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:27,255 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-19 22:58:28,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:28,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 810 states and 2107 transitions. [2019-11-19 22:58:28,012 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 2107 transitions. [2019-11-19 22:58:28,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:58:28,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:28,071 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:58:28,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:28,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 811 states and 2107 transitions. [2019-11-19 22:58:28,113 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 2107 transitions. [2019-11-19 22:58:28,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:58:28,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:28,178 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-19 22:58:28,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:28,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 815 states and 2112 transitions. [2019-11-19 22:58:28,514 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 2112 transitions. [2019-11-19 22:58:28,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:58:28,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:28,663 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-19 22:58:30,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:30,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 829 states and 2139 transitions. [2019-11-19 22:58:30,274 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 2139 transitions. [2019-11-19 22:58:30,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:58:30,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:30,352 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:58:30,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:30,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 830 states and 2139 transitions. [2019-11-19 22:58:30,383 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 2139 transitions. [2019-11-19 22:58:30,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:58:30,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:30,443 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-19 22:58:33,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:33,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 845 states and 2170 transitions. [2019-11-19 22:58:33,995 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 2170 transitions. [2019-11-19 22:58:33,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-19 22:58:33,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:34,047 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-19 22:58:35,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:35,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 850 states and 2176 transitions. [2019-11-19 22:58:35,132 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 2176 transitions. [2019-11-19 22:58:35,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-19 22:58:35,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:58:35,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:35,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 851 states and 2176 transitions. [2019-11-19 22:58:35,206 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 2176 transitions. [2019-11-19 22:58:35,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-19 22:58:35,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:35,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:35,270 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 14 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-19 22:58:35,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:35,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 852 states and 2176 transitions. [2019-11-19 22:58:35,298 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 2176 transitions. [2019-11-19 22:58:35,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-19 22:58:35,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:35,355 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:58:37,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:37,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 855 states and 2183 transitions. [2019-11-19 22:58:37,109 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 2183 transitions. [2019-11-19 22:58:37,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-19 22:58:37,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:37,496 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-19 22:58:38,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:38,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 855 states and 2181 transitions. [2019-11-19 22:58:38,791 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 2181 transitions. [2019-11-19 22:58:38,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-19 22:58:38,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:39,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:39,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 988 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-19 22:58:39,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:58:39,093 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-19 22:58:39,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:39,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 878 states and 2216 transitions. [2019-11-19 22:58:39,512 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 2216 transitions. [2019-11-19 22:58:39,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-19 22:58:39,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:39,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:39,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 974 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-19 22:58:39,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:58:39,787 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-19 22:58:39,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:39,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 886 states and 2226 transitions. [2019-11-19 22:58:39,837 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 2226 transitions. [2019-11-19 22:58:39,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-19 22:58:39,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:39,912 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:58:41,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:41,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 889 states and 2233 transitions. [2019-11-19 22:58:41,975 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 2233 transitions. [2019-11-19 22:58:41,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-19 22:58:41,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:42,268 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:58:43,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:43,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 894 states and 2264 transitions. [2019-11-19 22:58:43,213 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 2264 transitions. [2019-11-19 22:58:43,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-19 22:58:43,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:43,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:43,271 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:58:45,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:45,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 899 states and 2275 transitions. [2019-11-19 22:58:45,076 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 2275 transitions. [2019-11-19 22:58:45,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-19 22:58:45,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:45,133 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-19 22:58:46,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:46,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 903 states and 2286 transitions. [2019-11-19 22:58:46,112 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 2286 transitions. [2019-11-19 22:58:46,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-19 22:58:46,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:47,668 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-19 22:58:51,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:51,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 901 states and 2282 transitions. [2019-11-19 22:58:51,752 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 2282 transitions. [2019-11-19 22:58:51,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-19 22:58:51,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:51,824 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 22:58:52,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:52,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 901 states and 2281 transitions. [2019-11-19 22:58:52,830 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 2281 transitions. [2019-11-19 22:58:52,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-19 22:58:52,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:52,897 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-19 22:58:53,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:53,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 903 states and 2284 transitions. [2019-11-19 22:58:53,726 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 2284 transitions. [2019-11-19 22:58:53,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-19 22:58:53,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:53,794 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-19 22:58:53,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:53,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 904 states and 2284 transitions. [2019-11-19 22:58:53,828 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 2284 transitions. [2019-11-19 22:58:53,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-19 22:58:53,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:53,897 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 22:58:56,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:56,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 906 states and 2289 transitions. [2019-11-19 22:58:56,178 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 2289 transitions. [2019-11-19 22:58:56,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-19 22:58:56,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:56,242 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-19 22:58:56,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:56,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 908 states and 2292 transitions. [2019-11-19 22:58:56,285 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 2292 transitions. [2019-11-19 22:58:56,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-19 22:58:56,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:56,355 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 22:58:58,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:58,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 911 states and 2299 transitions. [2019-11-19 22:58:58,150 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 2299 transitions. [2019-11-19 22:58:58,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-19 22:58:58,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:58,206 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-19 22:58:59,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:58:59,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 913 states and 2304 transitions. [2019-11-19 22:58:59,353 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 2304 transitions. [2019-11-19 22:58:59,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-19 22:58:59,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:58:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:58:59,434 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-19 22:59:02,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:59:02,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 923 states and 2323 transitions. [2019-11-19 22:59:02,587 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 2323 transitions. [2019-11-19 22:59:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-19 22:59:02,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:59:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:59:02,632 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 22:59:03,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:59:03,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 923 states and 2321 transitions. [2019-11-19 22:59:03,469 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 2321 transitions. [2019-11-19 22:59:03,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-19 22:59:03,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:59:03,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:59:03,562 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-19 22:59:05,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:59:05,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 127 states and 168 transitions. [2019-11-19 22:59:05,522 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 168 transitions. [2019-11-19 22:59:05,522 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 22:59:05,522 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 168 iterations. [2019-11-19 22:59:05,531 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-19 22:59:05,838 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 34 [2019-11-19 22:59:06,213 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 14 [2019-11-19 22:59:07,045 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,049 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,049 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,049 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,049 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-19 22:59:07,052 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,053 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,053 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,053 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,053 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,053 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,053 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,054 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,054 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-19 22:59:07,054 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,054 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,055 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,055 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,055 INFO L569 CodeCheckObserver]: Invariant with dag size 22 [2019-11-19 22:59:07,057 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,057 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,057 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,057 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,057 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,058 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,058 INFO L569 CodeCheckObserver]: Invariant with dag size 22 [2019-11-19 22:59:07,059 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,059 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,059 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,059 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,059 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,060 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,060 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,060 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-19 22:59:07,060 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,060 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,061 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,061 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,061 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,061 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:59:07,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 10:59:07 ImpRootNode [2019-11-19 22:59:07,062 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-19 22:59:07,062 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 22:59:07,062 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 22:59:07,062 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 22:59:07,063 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:56:48" (3/4) ... [2019-11-19 22:59:07,066 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 22:59:07,071 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _torture_stop_kthread [2019-11-19 22:59:07,071 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2019-11-19 22:59:07,072 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_delay [2019-11-19 22:59:07,072 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_spin_write_unlock_irq [2019-11-19 22:59:07,072 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2019-11-19 22:59:07,072 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2019-11-19 22:59:07,072 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_lock [2019-11-19 22:59:07,072 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2019-11-19 22:59:07,072 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_random [2019-11-19 22:59:07,073 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2019-11-19 22:59:07,073 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_stats_print [2019-11-19 22:59:07,073 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_unlock [2019-11-19 22:59:07,073 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_print_module_parms [2019-11-19 22:59:07,073 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_delay [2019-11-19 22:59:07,073 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_cleanup [2019-11-19 22:59:07,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_init_end [2019-11-19 22:59:07,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2019-11-19 22:59:07,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2019-11-19 22:59:07,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_lock_irq [2019-11-19 22:59:07,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _torture_create_kthread [2019-11-19 22:59:07,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_lock [2019-11-19 22:59:07,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~~TO~VOID [2019-11-19 22:59:07,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2019-11-19 22:59:07,075 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_unlock [2019-11-19 22:59:07,075 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2019-11-19 22:59:07,095 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 150 nodes and edges [2019-11-19 22:59:07,097 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2019-11-19 22:59:07,098 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2019-11-19 22:59:07,100 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 22:59:07,102 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 22:59:07,104 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 22:59:07,105 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 22:59:07,262 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_bc4298f3-e0b4-4539-bb32-4296561e28b8/bin/ukojak/witness.graphml [2019-11-19 22:59:07,262 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 22:59:07,264 INFO L168 Benchmark]: Toolchain (without parser) took 142810.69 ms. Allocated memory was 1.0 GB in the beginning and 3.0 GB in the end (delta: 2.0 GB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -262.7 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2019-11-19 22:59:07,265 INFO L168 Benchmark]: CDTParser took 0.96 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:59:07,265 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1097.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -145.5 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2019-11-19 22:59:07,266 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-19 22:59:07,266 INFO L168 Benchmark]: Boogie Preprocessor took 126.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-19 22:59:07,267 INFO L168 Benchmark]: RCFGBuilder took 2952.24 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 88.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -118.7 MB). Peak memory consumption was 263.3 MB. Max. memory is 11.5 GB. [2019-11-19 22:59:07,267 INFO L168 Benchmark]: CodeCheck took 138300.32 ms. Allocated memory was 1.3 GB in the beginning and 3.0 GB in the end (delta: 1.7 GB). Free memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: -65.3 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2019-11-19 22:59:07,268 INFO L168 Benchmark]: Witness Printer took 200.59 ms. Allocated memory is still 3.0 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 11.5 GB. [2019-11-19 22:59:07,270 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 26 procedures, 251 locations, 1 error locations. Result: SAFE, OverallTime: 136.7s, OverallIterations: 168, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1251217408 SDtfs, 647486384 SDslu, 822954832 SDs, 0 SdLazy, 1211349750 SolverSat, -1819904930 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 412.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 144524 GetRequests, 143053 SyntacticMatches, 585 SemanticMatches, 886 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 387217 ImplicationChecksByTransitivity, 115.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.0s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 11.7s InterpolantComputationTime, 12446 NumberOfCodeBlocks, 12446 NumberOfCodeBlocksAsserted, 167 NumberOfCheckSat, 12279 ConstructedInterpolants, 0 QuantifiedInterpolants, 1867657 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1962 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 167 InterpolantComputations, 152 PerfectInterpolantSequences, 3499/3665 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: 2000]: 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: 2647]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2388]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2844]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2800]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2808]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2742]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2370]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2261]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2083]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2852]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2386]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2083]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2596]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2412]: Loop Invariant Derived loop invariant: ((((!(3 == shuffle_interval) || !(shutdown_secs == 0)) || !(0 == onoff_interval)) || !(ref_cnt == 0)) || !(stutter == 5)) || !(ldv_spin == 0) - InvariantResult [Line: 2861]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2443]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2495]: Loop Invariant Derived loop invariant: ((((!(shutdown_secs == 0) || !(3 == shuffle_interval)) || !(0 == onoff_interval)) || !(ref_cnt == 0)) || !(stutter == 5)) || !(ldv_spin == 0) - InvariantResult [Line: 2836]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2750]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2601]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2003]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2370]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2683]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2143]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1097.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -145.5 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 129.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 126.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2952.24 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 88.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -118.7 MB). Peak memory consumption was 263.3 MB. Max. memory is 11.5 GB. * CodeCheck took 138300.32 ms. Allocated memory was 1.3 GB in the beginning and 3.0 GB in the end (delta: 1.7 GB). Free memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: -65.3 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 200.59 ms. Allocated memory is still 3.0 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...