./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a81d76a671fec08918102c7898e8919d02b265d05707efa1508363dab4714d44 --- 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-2329fc7 [2022-12-14 20:17:43,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:17:43,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:17:43,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:17:43,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:17:43,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:17:43,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:17:43,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:17:43,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:17:43,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:17:43,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:17:43,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:17:43,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:17:43,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:17:43,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:17:43,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:17:43,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:17:43,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:17:43,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:17:43,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:17:43,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:17:43,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:17:43,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:17:43,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:17:43,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:17:43,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:17:43,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:17:43,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:17:43,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:17:43,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:17:43,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:17:43,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:17:43,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:17:43,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:17:43,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:17:43,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:17:43,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:17:43,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:17:43,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:17:43,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:17:43,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:17:43,780 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 20:17:43,798 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:17:43,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:17:43,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:17:43,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:17:43,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:17:43,800 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:17:43,800 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:17:43,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:17:43,801 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:17:43,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:17:43,801 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 20:17:43,801 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 20:17:43,801 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 20:17:43,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:17:43,802 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:17:43,802 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:17:43,802 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:17:43,802 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:17:43,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:17:43,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:17:43,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:17:43,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:17:43,803 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:17:43,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:17:43,803 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_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a81d76a671fec08918102c7898e8919d02b265d05707efa1508363dab4714d44 [2022-12-14 20:17:43,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:17:44,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:17:44,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:17:44,010 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:17:44,011 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:17:44,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i [2022-12-14 20:17:46,633 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:17:46,822 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:17:46,823 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i [2022-12-14 20:17:46,831 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/data/a1e11e25a/597d7b6ec9a5444599c4da3b1ad9851e/FLAG86ea66e3b [2022-12-14 20:17:46,842 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/data/a1e11e25a/597d7b6ec9a5444599c4da3b1ad9851e [2022-12-14 20:17:46,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:17:46,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:17:46,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:17:46,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:17:46,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:17:46,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:17:46" (1/1) ... [2022-12-14 20:17:46,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d387f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:46, skipping insertion in model container [2022-12-14 20:17:46,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:17:46" (1/1) ... [2022-12-14 20:17:46,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:17:46,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:17:47,143 WARN L237 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_74706987-8af9-4cc1-be84-5649b8d8cdff/sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i[24177,24190] [2022-12-14 20:17:47,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:17:47,155 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:17:47,190 WARN L237 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_74706987-8af9-4cc1-be84-5649b8d8cdff/sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i[24177,24190] [2022-12-14 20:17:47,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:17:47,214 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:17:47,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:47 WrapperNode [2022-12-14 20:17:47,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:17:47,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:17:47,216 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:17:47,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:17:47,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:47" (1/1) ... [2022-12-14 20:17:47,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:47" (1/1) ... [2022-12-14 20:17:47,257 INFO L138 Inliner]: procedures = 126, calls = 37, calls flagged for inlining = 7, calls inlined = 8, statements flattened = 125 [2022-12-14 20:17:47,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:17:47,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:17:47,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:17:47,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:17:47,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:47" (1/1) ... [2022-12-14 20:17:47,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:47" (1/1) ... [2022-12-14 20:17:47,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:47" (1/1) ... [2022-12-14 20:17:47,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:47" (1/1) ... [2022-12-14 20:17:47,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:47" (1/1) ... [2022-12-14 20:17:47,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:47" (1/1) ... [2022-12-14 20:17:47,282 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:47" (1/1) ... [2022-12-14 20:17:47,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:47" (1/1) ... [2022-12-14 20:17:47,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:17:47,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:17:47,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:17:47,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:17:47,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:17:47" (1/1) ... [2022-12-14 20:17:47,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:17:47,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:17:47,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:17:47,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74706987-8af9-4cc1-be84-5649b8d8cdff/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:17:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:17:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:17:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:17:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:17:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 20:17:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 20:17:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:17:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 20:17:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:17:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:17:47,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:17:47,456 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:17:47,458 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:17:47,743 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:17:47,788 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:17:47,788 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:17:47,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:17:47 BoogieIcfgContainer [2022-12-14 20:17:47,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:17:47,792 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:17:47,792 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:17:47,800 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:17:47,800 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:17:47" (1/1) ... [2022-12-14 20:17:47,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:17:47,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:47,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 92 states and 98 transitions. [2022-12-14 20:17:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 98 transitions. [2022-12-14 20:17:47,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 20:17:47,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:47,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:48,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:48,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 91 states and 97 transitions. [2022-12-14 20:17:48,037 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 97 transitions. [2022-12-14 20:17:48,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 20:17:48,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:48,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:48,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:48,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 90 states and 96 transitions. [2022-12-14 20:17:48,205 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 96 transitions. [2022-12-14 20:17:48,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:17:48,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:48,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:48,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:48,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 89 states and 95 transitions. [2022-12-14 20:17:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 95 transitions. [2022-12-14 20:17:48,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:17:48,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:48,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:48,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:48,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 88 states and 94 transitions. [2022-12-14 20:17:48,334 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 94 transitions. [2022-12-14 20:17:48,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:17:48,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:48,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:48,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:48,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 87 states and 93 transitions. [2022-12-14 20:17:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 93 transitions. [2022-12-14 20:17:48,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:17:48,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:48,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:48,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:48,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 86 states and 92 transitions. [2022-12-14 20:17:48,457 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 92 transitions. [2022-12-14 20:17:48,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:17:48,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:48,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:48,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:48,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 87 states and 94 transitions. [2022-12-14 20:17:48,618 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 94 transitions. [2022-12-14 20:17:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:17:48,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:48,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:48,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:48,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 86 states and 93 transitions. [2022-12-14 20:17:48,680 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 93 transitions. [2022-12-14 20:17:48,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:17:48,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:48,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:48,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:48,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 85 states and 92 transitions. [2022-12-14 20:17:48,844 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 92 transitions. [2022-12-14 20:17:48,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:17:48,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:48,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:48,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:48,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 84 states and 91 transitions. [2022-12-14 20:17:48,885 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2022-12-14 20:17:48,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:17:48,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:48,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:48,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:48,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 83 states and 90 transitions. [2022-12-14 20:17:48,960 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 90 transitions. [2022-12-14 20:17:48,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:17:48,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:48,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:49,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:49,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 82 states and 89 transitions. [2022-12-14 20:17:49,001 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 89 transitions. [2022-12-14 20:17:49,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:17:49,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:49,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:49,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:49,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:49,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:49,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 81 states and 88 transitions. [2022-12-14 20:17:49,163 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 88 transitions. [2022-12-14 20:17:49,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:17:49,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:49,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:49,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:49,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:49,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 80 states and 87 transitions. [2022-12-14 20:17:49,252 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 87 transitions. [2022-12-14 20:17:49,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:17:49,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:49,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:49,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:49,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:49,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 79 states and 86 transitions. [2022-12-14 20:17:49,542 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2022-12-14 20:17:49,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:17:49,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:49,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:49,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:50,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:50,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 87 states and 99 transitions. [2022-12-14 20:17:50,040 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2022-12-14 20:17:50,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:17:50,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:50,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:50,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:50,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:50,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:50,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 95 states and 112 transitions. [2022-12-14 20:17:50,725 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2022-12-14 20:17:50,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:17:50,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:50,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:50,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:51,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:51,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 101 states and 120 transitions. [2022-12-14 20:17:51,518 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 120 transitions. [2022-12-14 20:17:51,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:17:51,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:51,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:51,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:53,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:53,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 112 states and 149 transitions. [2022-12-14 20:17:53,021 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 149 transitions. [2022-12-14 20:17:53,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:17:53,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:53,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:53,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:55,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:55,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 123 states and 181 transitions. [2022-12-14 20:17:55,349 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 181 transitions. [2022-12-14 20:17:55,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:17:55,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:55,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:55,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:56,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:56,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 128 states and 196 transitions. [2022-12-14 20:17:56,751 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 196 transitions. [2022-12-14 20:17:56,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:17:56,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:56,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:59,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:59,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 133 states and 215 transitions. [2022-12-14 20:17:59,201 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 215 transitions. [2022-12-14 20:17:59,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:17:59,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:59,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:00,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:18:04,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:04,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 147 states and 255 transitions. [2022-12-14 20:18:04,410 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 255 transitions. [2022-12-14 20:18:04,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:18:04,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:04,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:05,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:18:10,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:10,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 161 states and 295 transitions. [2022-12-14 20:18:10,515 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 295 transitions. [2022-12-14 20:18:10,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:18:10,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:10,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:10,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:18:15,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:15,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 174 states and 333 transitions. [2022-12-14 20:18:15,994 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 333 transitions. [2022-12-14 20:18:15,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:18:15,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:15,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:16,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:16,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:18:17,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:17,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 177 states and 339 transitions. [2022-12-14 20:18:17,997 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 339 transitions. [2022-12-14 20:18:17,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:18:17,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:17,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:18,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:18:24,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:24,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 185 states and 365 transitions. [2022-12-14 20:18:24,784 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 365 transitions. [2022-12-14 20:18:24,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:18:24,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:24,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:24,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:18:25,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:25,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 186 states and 367 transitions. [2022-12-14 20:18:25,370 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 367 transitions. [2022-12-14 20:18:25,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:18:25,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:25,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:25,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:18:27,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:27,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 188 states and 371 transitions. [2022-12-14 20:18:27,244 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 371 transitions. [2022-12-14 20:18:27,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:18:27,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:27,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:28,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:18:39,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:39,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 206 states and 408 transitions. [2022-12-14 20:18:39,779 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 408 transitions. [2022-12-14 20:18:39,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:18:39,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:39,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:41,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:18:47,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:47,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 212 states and 419 transitions. [2022-12-14 20:18:47,388 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 419 transitions. [2022-12-14 20:18:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:18:47,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:47,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:47,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:47,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:18:48,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:48,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 213 states and 422 transitions. [2022-12-14 20:18:48,236 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 422 transitions. [2022-12-14 20:18:48,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:18:48,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:48,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:48,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:48,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:18:48,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:48,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 215 states and 427 transitions. [2022-12-14 20:18:48,768 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 427 transitions. [2022-12-14 20:18:48,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:18:48,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:48,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:49,022 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:18:53,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:53,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 223 states and 441 transitions. [2022-12-14 20:18:53,301 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 441 transitions. [2022-12-14 20:18:53,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:18:53,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:53,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:55,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:18:56,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:56,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 224 states and 441 transitions. [2022-12-14 20:18:56,948 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 441 transitions. [2022-12-14 20:18:56,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:18:56,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:56,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:57,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:19:00,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:00,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 228 states and 449 transitions. [2022-12-14 20:19:00,657 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 449 transitions. [2022-12-14 20:19:00,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:19:00,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:00,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:00,706 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:19:01,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:01,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 106 states and 143 transitions. [2022-12-14 20:19:01,484 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 143 transitions. [2022-12-14 20:19:01,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:19:01,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:01,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:03,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:19:19,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:19,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 114 states and 157 transitions. [2022-12-14 20:19:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 157 transitions. [2022-12-14 20:19:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:19:19,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:19,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:20,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:19:35,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:35,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 122 states and 173 transitions. [2022-12-14 20:19:35,752 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 173 transitions. [2022-12-14 20:19:35,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:19:35,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:35,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:35,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:19:37,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:37,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 121 states and 172 transitions. [2022-12-14 20:19:37,382 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 172 transitions. [2022-12-14 20:19:37,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:19:37,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:37,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:37,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:19:44,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:44,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 127 states and 184 transitions. [2022-12-14 20:19:44,137 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 184 transitions. [2022-12-14 20:19:44,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:19:44,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:44,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:45,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:20:05,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:05,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 137 states and 204 transitions. [2022-12-14 20:20:05,520 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 204 transitions. [2022-12-14 20:20:05,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:20:05,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:05,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:05,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:20:10,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:10,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 142 states and 209 transitions. [2022-12-14 20:20:10,039 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 209 transitions. [2022-12-14 20:20:10,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:20:10,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:10,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:12,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:20,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:20,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 149 states and 225 transitions. [2022-12-14 20:20:20,667 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 225 transitions. [2022-12-14 20:20:20,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:20:20,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:20,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:20,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:20:24,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:24,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 153 states and 230 transitions. [2022-12-14 20:20:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 230 transitions. [2022-12-14 20:20:24,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:20:24,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:24,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:39,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 159 states and 239 transitions. [2022-12-14 20:20:39,889 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 239 transitions. [2022-12-14 20:20:39,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:20:39,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:39,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:40,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:54,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:54,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 167 states and 252 transitions. [2022-12-14 20:20:54,260 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 252 transitions. [2022-12-14 20:20:54,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:20:54,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:54,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:54,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:20:55,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:55,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 168 states and 254 transitions. [2022-12-14 20:20:55,496 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 254 transitions. [2022-12-14 20:20:55,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:20:55,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:55,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:55,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:20:56,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:56,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 170 states and 257 transitions. [2022-12-14 20:20:56,983 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 257 transitions. [2022-12-14 20:20:56,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:20:56,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:56,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:04,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:21:46,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:46,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 183 states and 280 transitions. [2022-12-14 20:21:46,264 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 280 transitions. [2022-12-14 20:21:46,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:21:46,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:46,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:46,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:54,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:22:50,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:50,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 196 states and 303 transitions. [2022-12-14 20:22:50,327 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 303 transitions. [2022-12-14 20:22:50,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:22:50,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:50,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:50,701 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:23:09,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:09,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 205 states and 325 transitions. [2022-12-14 20:23:09,079 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 325 transitions. [2022-12-14 20:23:09,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:23:09,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:09,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:09,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:23:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 206 states and 326 transitions. [2022-12-14 20:23:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 326 transitions. [2022-12-14 20:23:09,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:23:09,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:09,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:09,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:23:33,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:33,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 217 states and 362 transitions. [2022-12-14 20:23:33,874 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 362 transitions. [2022-12-14 20:23:33,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:23:33,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:33,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:35,436 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:23:59,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:59,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 228 states and 390 transitions. [2022-12-14 20:23:59,665 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 390 transitions. [2022-12-14 20:23:59,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:23:59,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:59,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:59,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:24:01,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:01,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 229 states and 392 transitions. [2022-12-14 20:24:01,021 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 392 transitions. [2022-12-14 20:24:01,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:24:01,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:01,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:06,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:44,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:44,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 234 states and 400 transitions. [2022-12-14 20:24:44,549 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 400 transitions. [2022-12-14 20:24:44,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 20:24:44,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:44,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:45,008 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:25:02,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:02,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 242 states and 413 transitions. [2022-12-14 20:25:02,162 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 413 transitions. [2022-12-14 20:25:02,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 20:25:02,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:02,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:02,378 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:25:22,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:22,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 251 states and 432 transitions. [2022-12-14 20:25:22,126 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 432 transitions. [2022-12-14 20:25:22,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 20:25:22,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:22,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:22,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:25:43,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:43,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 259 states and 445 transitions. [2022-12-14 20:25:43,105 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 445 transitions. [2022-12-14 20:25:43,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 20:25:43,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:43,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:43,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:52,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:26:46,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:46,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 271 states and 471 transitions. [2022-12-14 20:26:46,546 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 471 transitions. [2022-12-14 20:26:46,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 20:26:46,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:46,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:49,370 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:27:05,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:27:05,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 275 states and 486 transitions. [2022-12-14 20:27:05,117 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 486 transitions. [2022-12-14 20:27:05,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 20:27:05,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:27:05,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:27:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:27:05,417 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:27:09,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:27:09,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 277 states and 489 transitions. [2022-12-14 20:27:09,437 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 489 transitions. [2022-12-14 20:27:09,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 20:27:09,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:27:09,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:27:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:27:11,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:27:14,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:27:14,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 278 states and 490 transitions. [2022-12-14 20:27:14,262 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 490 transitions. [2022-12-14 20:27:14,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 20:27:14,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:27:14,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:27:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:27:34,584 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:28:14,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:28:14,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 285 states and 514 transitions. [2022-12-14 20:28:14,106 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 514 transitions. [2022-12-14 20:28:14,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 20:28:14,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:28:14,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:28:14,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:28:31,222 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:29:10,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:29:10,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 287 states and 519 transitions. [2022-12-14 20:29:10,179 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 519 transitions. [2022-12-14 20:29:10,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 20:29:10,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:29:10,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:29:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:29:24,560 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:29:40,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:29:40,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 288 states and 523 transitions. [2022-12-14 20:29:40,466 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 523 transitions. [2022-12-14 20:29:40,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:29:40,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:29:40,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:29:40,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:03,432 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:28,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:28,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 291 states and 527 transitions. [2022-12-14 20:30:28,063 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 527 transitions. [2022-12-14 20:30:28,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:30:28,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:28,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:34,569 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:31:18,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:18,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 302 states and 545 transitions. [2022-12-14 20:31:18,603 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 545 transitions. [2022-12-14 20:31:18,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:31:18,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:18,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:18,913 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:31:24,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:24,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 304 states and 548 transitions. [2022-12-14 20:31:24,571 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 548 transitions. [2022-12-14 20:31:24,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 20:31:24,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:24,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:27,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.