./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 389f662f7096bd36438270dc54f296be4073de8eeb864b893c17044d6fb4cc06 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:06:28,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:06:28,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:06:28,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:06:28,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:06:28,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:06:28,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:06:28,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:06:28,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:06:28,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:06:28,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:06:28,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:06:28,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:06:28,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:06:28,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:06:28,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:06:28,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:06:28,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:06:28,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:06:28,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:06:28,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:06:28,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:06:28,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:06:28,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:06:28,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:06:28,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:06:28,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:06:28,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:06:28,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:06:28,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:06:28,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:06:28,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:06:28,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:06:28,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:06:28,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:06:28,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:06:28,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:06:28,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:06:28,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:06:28,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:06:28,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:06:28,342 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 17:06:28,382 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:06:28,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:06:28,384 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:06:28,385 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:06:28,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:06:28,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:06:28,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:06:28,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:06:28,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:06:28,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:06:28,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:06:28,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:06:28,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:06:28,389 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:06:28,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:06:28,389 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:06:28,390 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:06:28,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:06:28,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:28,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:06:28,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:06:28,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:06:28,391 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:06:28,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:06:28,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:06:28,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 389f662f7096bd36438270dc54f296be4073de8eeb864b893c17044d6fb4cc06 [2022-10-17 17:06:28,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:06:28,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:06:28,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:06:28,736 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:06:28,737 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:06:28,739 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i [2022-10-17 17:06:28,814 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/data/2e4613df9/6b02afa332674c3dae176a32e88ddc94/FLAG0b5deb27f [2022-10-17 17:06:29,630 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:06:29,631 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i [2022-10-17 17:06:29,674 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/data/2e4613df9/6b02afa332674c3dae176a32e88ddc94/FLAG0b5deb27f [2022-10-17 17:06:30,131 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/data/2e4613df9/6b02afa332674c3dae176a32e88ddc94 [2022-10-17 17:06:30,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:06:30,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:06:30,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:30,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:06:30,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:06:30,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:30" (1/1) ... [2022-10-17 17:06:30,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32507df7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:30, skipping insertion in model container [2022-10-17 17:06:30,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:30" (1/1) ... [2022-10-17 17:06:30,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:06:30,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:06:31,466 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i[163507,163520] [2022-10-17 17:06:32,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:32,023 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:06:32,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i[163507,163520] [2022-10-17 17:06:32,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:32,415 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:06:32,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:32 WrapperNode [2022-10-17 17:06:32,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:32,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:32,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:06:32,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:06:32,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:32" (1/1) ... [2022-10-17 17:06:32,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:32" (1/1) ... [2022-10-17 17:06:32,628 INFO L138 Inliner]: procedures = 176, calls = 448, calls flagged for inlining = 92, calls inlined = 85, statements flattened = 1769 [2022-10-17 17:06:32,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:32,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:06:32,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:06:32,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:06:32,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:32" (1/1) ... [2022-10-17 17:06:32,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:32" (1/1) ... [2022-10-17 17:06:32,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:32" (1/1) ... [2022-10-17 17:06:32,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:32" (1/1) ... [2022-10-17 17:06:32,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:32" (1/1) ... [2022-10-17 17:06:32,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:32" (1/1) ... [2022-10-17 17:06:32,844 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:32" (1/1) ... [2022-10-17 17:06:32,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:32" (1/1) ... [2022-10-17 17:06:32,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:06:32,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:06:32,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:06:32,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:06:32,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:32" (1/1) ... [2022-10-17 17:06:32,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:32,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:06:32,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:06:32,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae3332e8-94f7-4a54-bb29-8b8832bc3bba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:06:32,990 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 17:06:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 17:06:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_15 [2022-10-17 17:06:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_15 [2022-10-17 17:06:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_poll [2022-10-17 17:06:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_poll [2022-10-17 17:06:32,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 17:06:32,993 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-17 17:06:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-17 17:06:32,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 17:06:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 17:06:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 17:06:32,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 17:06:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:06:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-10-17 17:06:32,994 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-10-17 17:06:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2022-10-17 17:06:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2022-10-17 17:06:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 17:06:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 17:06:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-10-17 17:06:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-10-17 17:06:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 17:06:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 17:06:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure spin_trylock_bh [2022-10-17 17:06:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_trylock_bh [2022-10-17 17:06:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 17:06:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 17:06:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-10-17 17:06:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-10-17 17:06:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-10-17 17:06:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-10-17 17:06:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_synctty_ioctl [2022-10-17 17:06:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_synctty_ioctl [2022-10-17 17:06:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 17:06:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 17:06:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:06:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 17:06:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 17:06:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-10-17 17:06:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-10-17 17:06:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_close [2022-10-17 17:06:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_close [2022-10-17 17:06:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 17:06:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 17:06:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 17:06:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 17:06:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_print_buffer [2022-10-17 17:06:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_print_buffer [2022-10-17 17:06:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 17:06:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 17:06:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:06:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 17:06:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 17:06:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 17:06:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 17:06:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:06:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:06:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:06:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-10-17 17:06:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-10-17 17:06:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-10-17 17:06:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-10-17 17:06:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:06:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-10-17 17:06:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-10-17 17:06:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-10-17 17:06:33,007 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-10-17 17:06:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure sp_put [2022-10-17 17:06:33,007 INFO L138 BoogieDeclarations]: Found implementation of procedure sp_put [2022-10-17 17:06:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:06:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:06:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-10-17 17:06:33,008 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-10-17 17:06:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_hangup [2022-10-17 17:06:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_hangup [2022-10-17 17:06:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-17 17:06:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-17 17:06:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 17:06:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 17:06:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure sp_get [2022-10-17 17:06:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure sp_get [2022-10-17 17:06:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 17:06:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 17:06:33,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:06:33,011 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-17 17:06:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-17 17:06:33,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 17:06:33,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 17:06:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 17:06:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-17 17:06:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-10-17 17:06:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:06:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:06:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_push [2022-10-17 17:06:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_push [2022-10-17 17:06:33,502 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:06:33,505 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:06:33,595 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 17:06:35,189 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:06:35,732 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:06:35,733 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 17:06:35,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:35 BoogieIcfgContainer [2022-10-17 17:06:35,740 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:06:35,742 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:06:35,742 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:06:35,753 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:06:35,753 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:35" (1/1) ... [2022-10-17 17:06:35,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:06:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:35,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 446 states and 633 transitions. [2022-10-17 17:06:35,876 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 633 transitions. [2022-10-17 17:06:35,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 17:06:35,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:35,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:36,645 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 17:06:36,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:36,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 451 states and 667 transitions. [2022-10-17 17:06:36,747 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 667 transitions. [2022-10-17 17:06:36,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 17:06:36,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:36,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:37,032 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 17:06:37,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:37,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 452 states and 668 transitions. [2022-10-17 17:06:37,074 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 668 transitions. [2022-10-17 17:06:37,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 17:06:37,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:37,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:37,409 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 17:06:37,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:37,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 463 states and 717 transitions. [2022-10-17 17:06:37,557 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 717 transitions. [2022-10-17 17:06:37,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 17:06:37,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:37,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:37,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:37,745 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 17:06:37,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:38,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 466 states and 742 transitions. [2022-10-17 17:06:38,000 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 742 transitions. [2022-10-17 17:06:38,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 17:06:38,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:38,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:38,194 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-10-17 17:06:38,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:38,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 468 states and 745 transitions. [2022-10-17 17:06:38,221 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 745 transitions. [2022-10-17 17:06:38,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 17:06:38,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:38,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:38,507 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 17:06:38,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:38,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 469 states and 745 transitions. [2022-10-17 17:06:38,560 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 745 transitions. [2022-10-17 17:06:38,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 17:06:38,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:38,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:38,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:38,680 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 17:06:38,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:38,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 468 states and 740 transitions. [2022-10-17 17:06:38,721 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 740 transitions. [2022-10-17 17:06:38,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 17:06:38,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:38,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:38,842 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 17:06:39,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:39,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 473 states and 767 transitions. [2022-10-17 17:06:39,238 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 767 transitions. [2022-10-17 17:06:39,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 17:06:39,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:39,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:39,343 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 17:06:39,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:39,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 475 states and 769 transitions. [2022-10-17 17:06:39,399 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 769 transitions. [2022-10-17 17:06:39,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 17:06:39,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:39,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:39,613 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-10-17 17:06:39,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:39,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 477 states and 771 transitions. [2022-10-17 17:06:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 771 transitions. [2022-10-17 17:06:39,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 17:06:39,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:39,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:39,814 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 17:06:39,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:39,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 476 states and 765 transitions. [2022-10-17 17:06:39,861 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 765 transitions. [2022-10-17 17:06:39,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 17:06:39,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:39,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:39,995 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 17:06:40,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:40,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 479 states and 769 transitions. [2022-10-17 17:06:40,071 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 769 transitions. [2022-10-17 17:06:40,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 17:06:40,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:40,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:40,282 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2022-10-17 17:06:40,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:40,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 480 states and 769 transitions. [2022-10-17 17:06:40,308 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 769 transitions. [2022-10-17 17:06:40,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 17:06:40,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:40,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:40,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:40,432 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 17:06:40,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:40,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 481 states and 770 transitions. [2022-10-17 17:06:40,594 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 770 transitions. [2022-10-17 17:06:40,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 17:06:40,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:40,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:40,684 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 17:06:40,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:40,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 482 states and 770 transitions. [2022-10-17 17:06:40,706 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 770 transitions. [2022-10-17 17:06:40,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 17:06:40,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:40,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:40,798 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 17:06:40,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:40,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 485 states and 774 transitions. [2022-10-17 17:06:40,826 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 774 transitions. [2022-10-17 17:06:40,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 17:06:40,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:40,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:40,972 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-10-17 17:06:40,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:41,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 488 states and 777 transitions. [2022-10-17 17:06:41,001 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 777 transitions. [2022-10-17 17:06:41,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 17:06:41,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:41,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:41,094 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 17:06:41,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:41,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 489 states and 776 transitions. [2022-10-17 17:06:41,235 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 776 transitions. [2022-10-17 17:06:41,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 17:06:41,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:41,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:41,434 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2022-10-17 17:06:41,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:41,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 499 states and 814 transitions. [2022-10-17 17:06:41,571 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 814 transitions. [2022-10-17 17:06:41,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 17:06:41,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:41,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:41,796 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 17:06:42,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:42,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 502 states and 836 transitions. [2022-10-17 17:06:42,232 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 836 transitions. [2022-10-17 17:06:42,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 17:06:42,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:42,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:42,427 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-10-17 17:06:42,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:42,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 504 states and 839 transitions. [2022-10-17 17:06:42,531 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 839 transitions. [2022-10-17 17:06:42,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 17:06:42,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:42,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:42,718 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-10-17 17:06:42,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:42,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 505 states and 839 transitions. [2022-10-17 17:06:42,805 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 839 transitions. [2022-10-17 17:06:42,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 17:06:42,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:42,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:43,049 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-10-17 17:06:43,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:43,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 506 states and 840 transitions. [2022-10-17 17:06:43,097 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 840 transitions. [2022-10-17 17:06:43,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 17:06:43,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:43,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:43,250 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 17:06:44,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:44,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 511 states and 872 transitions. [2022-10-17 17:06:44,105 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 872 transitions. [2022-10-17 17:06:44,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 17:06:44,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:44,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:44,320 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2022-10-17 17:06:44,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:44,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 512 states and 872 transitions. [2022-10-17 17:06:44,447 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 872 transitions. [2022-10-17 17:06:44,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 17:06:44,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:44,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:44,601 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 17:06:45,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:45,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 519 states and 906 transitions. [2022-10-17 17:06:45,635 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 906 transitions. [2022-10-17 17:06:45,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 17:06:45,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:45,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:45,758 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 17:06:46,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:46,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 524 states and 935 transitions. [2022-10-17 17:06:46,283 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 935 transitions. [2022-10-17 17:06:46,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 17:06:46,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:46,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:46,419 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 17:06:47,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:47,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 531 states and 971 transitions. [2022-10-17 17:06:47,333 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 971 transitions. [2022-10-17 17:06:47,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 17:06:47,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:47,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:47,418 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 17:06:47,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:47,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 534 states and 987 transitions. [2022-10-17 17:06:47,868 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 987 transitions. [2022-10-17 17:06:47,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 17:06:47,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:47,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:47,971 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 17:06:48,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:48,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 536 states and 989 transitions. [2022-10-17 17:06:48,010 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 989 transitions. [2022-10-17 17:06:48,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 17:06:48,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:48,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:48,095 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 17:06:48,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:48,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 538 states and 991 transitions. [2022-10-17 17:06:48,130 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 991 transitions. [2022-10-17 17:06:48,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 17:06:48,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:48,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:48,340 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-10-17 17:06:48,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:48,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 542 states and 999 transitions. [2022-10-17 17:06:48,454 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 999 transitions. [2022-10-17 17:06:48,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 17:06:48,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:48,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:48,597 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2022-10-17 17:06:49,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 544 states and 1004 transitions. [2022-10-17 17:06:49,029 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1004 transitions. [2022-10-17 17:06:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 17:06:49,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:49,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:49,180 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2022-10-17 17:06:49,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:49,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 545 states and 1004 transitions. [2022-10-17 17:06:49,387 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1004 transitions. [2022-10-17 17:06:49,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 17:06:49,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:49,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:49,538 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2022-10-17 17:06:49,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:49,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 544 states and 991 transitions. [2022-10-17 17:06:49,642 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 991 transitions. [2022-10-17 17:06:49,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 17:06:49,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:49,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:49,807 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2022-10-17 17:06:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:51,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 548 states and 1015 transitions. [2022-10-17 17:06:51,122 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1015 transitions. [2022-10-17 17:06:51,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 17:06:51,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:51,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:51,217 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 17:06:51,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:51,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 551 states and 1020 transitions. [2022-10-17 17:06:51,265 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1020 transitions. [2022-10-17 17:06:51,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 17:06:51,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:51,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:51,405 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2022-10-17 17:06:51,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:51,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 552 states and 1022 transitions. [2022-10-17 17:06:51,459 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1022 transitions. [2022-10-17 17:06:51,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 17:06:51,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:51,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:51,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:51,647 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-10-17 17:06:51,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:51,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 556 states and 1028 transitions. [2022-10-17 17:06:51,725 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1028 transitions. [2022-10-17 17:06:51,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 17:06:51,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:51,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:51,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:51,930 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-10-17 17:06:51,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:51,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 559 states and 1034 transitions. [2022-10-17 17:06:51,980 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1034 transitions. [2022-10-17 17:06:51,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 17:06:51,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:51,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:52,081 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2022-10-17 17:06:52,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:52,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 561 states and 1037 transitions. [2022-10-17 17:06:52,493 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1037 transitions. [2022-10-17 17:06:52,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 17:06:52,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:52,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:52,782 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2022-10-17 17:06:55,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:55,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 580 states and 1101 transitions. [2022-10-17 17:06:55,202 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1101 transitions. [2022-10-17 17:06:55,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 17:06:55,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:55,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:55,362 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-10-17 17:06:55,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:55,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 582 states and 1104 transitions. [2022-10-17 17:06:55,412 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1104 transitions. [2022-10-17 17:06:55,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 17:06:55,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:55,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:55,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:55,716 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-10-17 17:06:55,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:55,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 585 states and 1109 transitions. [2022-10-17 17:06:55,799 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1109 transitions. [2022-10-17 17:06:55,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 17:06:55,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:55,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:55,900 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2022-10-17 17:06:55,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:55,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 586 states and 1110 transitions. [2022-10-17 17:06:55,945 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1110 transitions. [2022-10-17 17:06:55,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 17:06:55,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:55,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:56,107 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2022-10-17 17:06:56,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:56,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 590 states and 1117 transitions. [2022-10-17 17:06:56,442 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1117 transitions. [2022-10-17 17:06:56,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 17:06:56,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:56,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:56,571 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked.