./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b 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_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ --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 4fecbd384f63aa34e01807a3a6735a322a2435f1312f0df3ed763fde7f43fe0a --- 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-6b4ec56 [2022-11-20 16:31:41,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:31:41,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:31:41,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:31:41,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:31:41,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:31:41,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:31:41,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:31:41,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:31:41,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:31:41,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:31:41,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:31:41,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:31:41,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:31:41,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:31:41,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:31:41,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:31:41,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:31:41,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:31:41,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:31:41,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:31:41,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:31:41,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:31:41,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:31:41,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:31:41,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:31:41,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:31:42,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:31:42,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:31:42,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:31:42,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:31:42,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:31:42,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:31:42,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:31:42,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:31:42,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:31:42,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:31:42,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:31:42,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:31:42,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:31:42,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:31:42,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 16:31:42,058 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:31:42,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:31:42,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:31:42,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:31:42,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:31:42,060 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:31:42,061 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:31:42,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:31:42,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:31:42,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:31:42,062 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 16:31:42,062 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 16:31:42,062 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 16:31:42,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:31:42,063 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:31:42,063 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:31:42,063 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:31:42,063 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:31:42,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:31:42,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:31:42,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:31:42,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:31:42,064 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:31:42,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:31:42,065 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_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fecbd384f63aa34e01807a3a6735a322a2435f1312f0df3ed763fde7f43fe0a [2022-11-20 16:31:42,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:31:42,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:31:42,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:31:42,440 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:31:42,440 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:31:42,442 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2022-11-20 16:31:45,601 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:31:45,886 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:31:45,887 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2022-11-20 16:31:45,905 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/data/9af1e6c30/844994f1cd5a484dbdffee14f2b2b4de/FLAGa4df19a20 [2022-11-20 16:31:45,931 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/data/9af1e6c30/844994f1cd5a484dbdffee14f2b2b4de [2022-11-20 16:31:45,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:31:45,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:31:45,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:31:45,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:31:45,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:31:45,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:31:45" (1/1) ... [2022-11-20 16:31:45,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73340fbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:45, skipping insertion in model container [2022-11-20 16:31:45,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:31:45" (1/1) ... [2022-11-20 16:31:45,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:31:46,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:31:46,371 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_6fe48367-f163-4208-843a-18ef0c34c5d4/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i[24436,24449] [2022-11-20 16:31:46,374 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:31:46,383 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:31:46,422 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_6fe48367-f163-4208-843a-18ef0c34c5d4/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i[24436,24449] [2022-11-20 16:31:46,423 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:31:46,446 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:31:46,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:46 WrapperNode [2022-11-20 16:31:46,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:31:46,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:31:46,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:31:46,449 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:31:46,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:46" (1/1) ... [2022-11-20 16:31:46,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:46" (1/1) ... [2022-11-20 16:31:46,492 INFO L138 Inliner]: procedures = 126, calls = 26, calls flagged for inlining = 9, calls inlined = 10, statements flattened = 146 [2022-11-20 16:31:46,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:31:46,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:31:46,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:31:46,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:31:46,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:46" (1/1) ... [2022-11-20 16:31:46,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:46" (1/1) ... [2022-11-20 16:31:46,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:46" (1/1) ... [2022-11-20 16:31:46,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:46" (1/1) ... [2022-11-20 16:31:46,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:46" (1/1) ... [2022-11-20 16:31:46,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:46" (1/1) ... [2022-11-20 16:31:46,521 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:46" (1/1) ... [2022-11-20 16:31:46,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:46" (1/1) ... [2022-11-20 16:31:46,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:31:46,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:31:46,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:31:46,527 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:31:46,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:46" (1/1) ... [2022-11-20 16:31:46,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:31:46,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:31:46,560 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:31:46,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe48367-f163-4208-843a-18ef0c34c5d4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:31:46,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:31:46,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:31:46,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:31:46,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:31:46,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 16:31:46,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 16:31:46,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:31:46,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:31:46,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:31:46,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:31:46,739 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:31:46,741 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:31:47,154 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:31:47,226 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:31:47,227 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-20 16:31:47,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:31:47 BoogieIcfgContainer [2022-11-20 16:31:47,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:31:47,230 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:31:47,231 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:31:47,241 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:31:47,241 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:31:47" (1/1) ... [2022-11-20 16:31:47,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:31:47,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:47,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2022-11-20 16:31:47,313 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2022-11-20 16:31:47,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 16:31:47,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:47,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:47,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:47,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:47,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:47,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2022-11-20 16:31:47,626 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2022-11-20 16:31:47,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 16:31:47,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:47,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:47,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:47,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:47,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 65 states and 74 transitions. [2022-11-20 16:31:47,867 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 74 transitions. [2022-11-20 16:31:47,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:31:47,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:47,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:47,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:47,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:47,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 64 states and 73 transitions. [2022-11-20 16:31:47,917 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2022-11-20 16:31:47,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:31:47,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:47,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:48,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:48,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:48,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2022-11-20 16:31:48,244 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2022-11-20 16:31:48,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:31:48,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:48,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:48,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:48,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:48,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 64 states and 74 transitions. [2022-11-20 16:31:48,553 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 74 transitions. [2022-11-20 16:31:48,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:31:48,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:48,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:48,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:48,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:48,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 63 states and 73 transitions. [2022-11-20 16:31:48,675 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 73 transitions. [2022-11-20 16:31:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:31:48,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:48,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:48,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:48,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:48,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:48,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 62 states and 72 transitions. [2022-11-20 16:31:48,832 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 72 transitions. [2022-11-20 16:31:48,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:31:48,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:48,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:48,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:48,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:48,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 61 states and 71 transitions. [2022-11-20 16:31:48,892 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 71 transitions. [2022-11-20 16:31:48,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:31:48,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:48,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:48,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:49,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2022-11-20 16:31:49,003 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2022-11-20 16:31:49,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:31:49,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:49,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:49,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:49,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:49,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 59 states and 69 transitions. [2022-11-20 16:31:49,111 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2022-11-20 16:31:49,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:31:49,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:49,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:49,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:49,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:49,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2022-11-20 16:31:49,405 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2022-11-20 16:31:49,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:31:49,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:49,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:31:50,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:50,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2022-11-20 16:31:50,351 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2022-11-20 16:31:50,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:31:50,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:50,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:51,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:51,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 66 transitions. [2022-11-20 16:31:51,773 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2022-11-20 16:31:51,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:31:51,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:51,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:52,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:52,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 73 transitions. [2022-11-20 16:31:52,677 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2022-11-20 16:31:52,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:31:52,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:52,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:53,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:54,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:54,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 62 states and 82 transitions. [2022-11-20 16:31:54,541 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2022-11-20 16:31:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:31:54,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:54,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:54,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:54,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:54,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2022-11-20 16:31:54,673 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2022-11-20 16:31:54,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:31:54,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:54,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:54,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:55,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:55,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:55,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 64 states and 86 transitions. [2022-11-20 16:31:55,220 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2022-11-20 16:31:55,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:31:55,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:55,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:55,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:55,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:55,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2022-11-20 16:31:55,481 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2022-11-20 16:31:55,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:31:55,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:55,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:55,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:31:58,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:58,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2022-11-20 16:31:58,858 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2022-11-20 16:31:58,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:31:58,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:58,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:59,451 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:01,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:01,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 81 states and 123 transitions. [2022-11-20 16:32:01,934 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 123 transitions. [2022-11-20 16:32:01,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:32:01,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:01,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:02,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:02,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:02,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 82 states and 125 transitions. [2022-11-20 16:32:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 125 transitions. [2022-11-20 16:32:02,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:32:02,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:02,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:03,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:08,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:08,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 92 states and 146 transitions. [2022-11-20 16:32:08,248 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 146 transitions. [2022-11-20 16:32:08,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:32:08,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:08,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:09,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:18,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:18,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 99 states and 171 transitions. [2022-11-20 16:32:18,167 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 171 transitions. [2022-11-20 16:32:18,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:32:18,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:18,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:18,286 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:32:19,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:19,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 101 states and 178 transitions. [2022-11-20 16:32:19,696 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 178 transitions. [2022-11-20 16:32:19,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:32:19,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:19,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:20,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:32:21,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:21,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 102 states and 181 transitions. [2022-11-20 16:32:21,235 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 181 transitions. [2022-11-20 16:32:21,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:32:21,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:21,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:21,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:21,354 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:22,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:22,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 103 states and 183 transitions. [2022-11-20 16:32:22,089 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 183 transitions. [2022-11-20 16:32:22,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:32:22,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:22,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:22,212 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:23,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:23,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 104 states and 185 transitions. [2022-11-20 16:32:23,202 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 185 transitions. [2022-11-20 16:32:23,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:32:23,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:23,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:23,283 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:32:24,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:24,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 106 states and 189 transitions. [2022-11-20 16:32:24,175 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 189 transitions. [2022-11-20 16:32:24,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:32:24,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:24,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:24,956 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:32:32,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:32,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 111 states and 210 transitions. [2022-11-20 16:32:32,276 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 210 transitions. [2022-11-20 16:32:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:32:32,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:32,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:32,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:32:34,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:34,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 113 states and 220 transitions. [2022-11-20 16:32:34,450 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 220 transitions. [2022-11-20 16:32:34,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:32:34,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:34,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:32:36,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:36,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 115 states and 222 transitions. [2022-11-20 16:32:36,125 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 222 transitions. [2022-11-20 16:32:36,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:32:36,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:36,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:36,218 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:32:36,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:36,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 116 states and 223 transitions. [2022-11-20 16:32:36,992 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 223 transitions. [2022-11-20 16:32:36,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:32:36,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:36,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:37,294 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:32:41,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:41,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 120 states and 240 transitions. [2022-11-20 16:32:41,201 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 240 transitions. [2022-11-20 16:32:41,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:32:41,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:41,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:41,374 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:32:42,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:42,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 121 states and 242 transitions. [2022-11-20 16:32:42,357 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 242 transitions. [2022-11-20 16:32:42,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:32:42,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:42,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:32:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:43,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 122 states and 246 transitions. [2022-11-20 16:32:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 246 transitions. [2022-11-20 16:32:43,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:32:43,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:43,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:43,779 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:32:44,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:44,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 123 states and 248 transitions. [2022-11-20 16:32:44,961 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 248 transitions. [2022-11-20 16:32:44,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:32:44,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:44,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:45,293 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:32:49,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:49,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 127 states and 269 transitions. [2022-11-20 16:32:49,772 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 269 transitions. [2022-11-20 16:32:49,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:32:49,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:49,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:49,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:32:51,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:51,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 129 states and 273 transitions. [2022-11-20 16:32:51,756 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 273 transitions. [2022-11-20 16:32:51,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:32:51,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:51,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:51,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:32:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 130 states and 274 transitions. [2022-11-20 16:32:53,069 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 274 transitions. [2022-11-20 16:32:53,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:32:53,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:53,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:53,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:32:54,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:54,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 131 states and 275 transitions. [2022-11-20 16:32:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 275 transitions. [2022-11-20 16:32:54,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:32:54,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:54,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:54,437 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:32:55,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:55,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 113 states and 239 transitions. [2022-11-20 16:32:55,995 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 239 transitions. [2022-11-20 16:32:55,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:32:55,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:55,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:56,089 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:32:58,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:58,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 116 states and 250 transitions. [2022-11-20 16:32:58,950 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 250 transitions. [2022-11-20 16:32:58,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:32:58,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:58,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:59,046 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:33:00,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:00,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 117 states and 251 transitions. [2022-11-20 16:33:00,015 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 251 transitions. [2022-11-20 16:33:00,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:33:00,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:00,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:00,700 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:33:03,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:03,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 118 states and 252 transitions. [2022-11-20 16:33:03,450 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 252 transitions. [2022-11-20 16:33:03,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:33:03,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:03,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:03,541 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:33:04,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:04,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 119 states and 253 transitions. [2022-11-20 16:33:04,335 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 253 transitions. [2022-11-20 16:33:04,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:33:04,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:04,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:04,642 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:33:07,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:07,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 122 states and 262 transitions. [2022-11-20 16:33:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 262 transitions. [2022-11-20 16:33:07,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:33:07,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:07,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:07,897 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:33:10,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:10,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 124 states and 269 transitions. [2022-11-20 16:33:10,272 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 269 transitions. [2022-11-20 16:33:10,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:33:10,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:10,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:10,572 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:33:11,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:11,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 125 states and 273 transitions. [2022-11-20 16:33:11,636 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 273 transitions. [2022-11-20 16:33:11,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:33:11,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:11,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:11,945 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:33:13,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:13,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 126 states and 275 transitions. [2022-11-20 16:33:13,244 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 275 transitions. [2022-11-20 16:33:13,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:33:13,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:13,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:13,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:13,562 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:33:14,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:14,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 127 states and 279 transitions. [2022-11-20 16:33:14,925 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 279 transitions. [2022-11-20 16:33:14,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:33:14,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:14,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:15,414 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:33:19,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:19,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 132 states and 293 transitions. [2022-11-20 16:33:19,588 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 293 transitions. [2022-11-20 16:33:19,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:33:19,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:19,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:19,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:33:19,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:19,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 133 states and 294 transitions. [2022-11-20 16:33:19,691 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 294 transitions. [2022-11-20 16:33:19,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:33:19,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:19,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:20,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:33:26,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:26,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 139 states and 319 transitions. [2022-11-20 16:33:26,785 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 319 transitions. [2022-11-20 16:33:26,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:33:26,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:26,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:26,955 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:33:28,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:28,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 140 states and 320 transitions. [2022-11-20 16:33:28,364 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 320 transitions. [2022-11-20 16:33:28,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:33:28,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:28,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:28,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:33:29,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:29,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 141 states and 325 transitions. [2022-11-20 16:33:29,768 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 325 transitions. [2022-11-20 16:33:29,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:33:29,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:29,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:30,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:33:31,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:31,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 142 states and 327 transitions. [2022-11-20 16:33:31,460 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 327 transitions. [2022-11-20 16:33:31,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:33:31,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:31,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:31,613 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:33:32,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:32,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 143 states and 328 transitions. [2022-11-20 16:33:32,768 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 328 transitions. [2022-11-20 16:33:32,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:33:32,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:32,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:33,078 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:33:35,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:35,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 145 states and 336 transitions. [2022-11-20 16:33:35,987 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 336 transitions. [2022-11-20 16:33:35,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:33:35,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:35,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:36,298 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:33:37,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:37,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 146 states and 336 transitions. [2022-11-20 16:33:37,467 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 336 transitions. [2022-11-20 16:33:37,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:33:37,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:37,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:38,449 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:33:47,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:47,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 154 states and 358 transitions. [2022-11-20 16:33:47,330 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 358 transitions. [2022-11-20 16:33:47,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:33:47,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:47,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:47,739 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:33:49,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:49,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 78 states and 108 transitions. [2022-11-20 16:33:49,577 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 108 transitions. [2022-11-20 16:33:49,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:33:49,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:49,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:49,965 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:33:52,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:52,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 79 states and 109 transitions. [2022-11-20 16:33:52,494 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 109 transitions. [2022-11-20 16:33:52,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:33:52,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:52,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:58,573 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:34:20,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:34:20,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 85 states and 121 transitions. [2022-11-20 16:34:20,694 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2022-11-20 16:34:20,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:34:20,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:34:20,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:34:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:34:21,093 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:34:22,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:34:22,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 83 states and 118 transitions. [2022-11-20 16:34:22,627 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 118 transitions. [2022-11-20 16:34:22,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:34:22,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:34:22,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:34:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:34:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:34:45,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:34:45,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 90 states and 133 transitions. [2022-11-20 16:34:45,899 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2022-11-20 16:34:45,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:34:45,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:34:45,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:34:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:34:46,272 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:34:51,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:34:51,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 92 states and 133 transitions. [2022-11-20 16:34:51,004 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2022-11-20 16:34:51,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:34:51,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:34:51,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:34:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:34:56,940 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:35:22,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:22,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 99 states and 146 transitions. [2022-11-20 16:35:22,554 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2022-11-20 16:35:22,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:35:22,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:22,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:23,341 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:35:33,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:33,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 102 states and 147 transitions. [2022-11-20 16:35:33,168 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 147 transitions. [2022-11-20 16:35:33,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:35:33,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:33,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:33,732 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:35:39,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:39,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 104 states and 149 transitions. [2022-11-20 16:35:39,436 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 149 transitions. [2022-11-20 16:35:39,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:35:39,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:39,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:40,218 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:35:42,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:42,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 95 states and 138 transitions. [2022-11-20 16:35:42,434 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2022-11-20 16:35:42,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:35:42,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:42,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:43,436 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:35:47,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:47,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 95 states and 138 transitions. [2022-11-20 16:35:47,748 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2022-11-20 16:35:47,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:35:47,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:47,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:35:55,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:55,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 98 states and 143 transitions. [2022-11-20 16:35:55,965 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 143 transitions. [2022-11-20 16:35:55,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:35:55,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:55,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:56,541 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:35:58,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:58,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 95 states and 139 transitions. [2022-11-20 16:35:58,470 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 139 transitions. [2022-11-20 16:35:58,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:35:58,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:58,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:36:08,845 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:37:03,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:03,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 106 states and 161 transitions. [2022-11-20 16:37:03,030 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 161 transitions. [2022-11-20 16:37:03,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:37:03,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:03,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:04,027 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:37:30,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:30,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 115 states and 174 transitions. [2022-11-20 16:37:30,792 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 174 transitions. [2022-11-20 16:37:30,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:37:30,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:30,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:34,035 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:37:39,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:39,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 106 states and 159 transitions. [2022-11-20 16:37:39,330 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 159 transitions. [2022-11-20 16:37:39,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 16:37:39,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:39,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:39,466 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:37:51,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:51,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 111 states and 169 transitions. [2022-11-20 16:37:51,368 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 169 transitions. [2022-11-20 16:37:51,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 16:37:51,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:51,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:51,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:51,441 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:38:03,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:03,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 116 states and 179 transitions. [2022-11-20 16:38:03,271 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 179 transitions. [2022-11-20 16:38:03,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 16:38:03,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:03,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:03,999 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:38:14,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:14,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 122 states and 188 transitions. [2022-11-20 16:38:14,931 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 188 transitions. [2022-11-20 16:38:14,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 16:38:14,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:14,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:15,322 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:38:29,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:29,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 128 states and 201 transitions. [2022-11-20 16:38:29,778 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 201 transitions. [2022-11-20 16:38:29,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 16:38:29,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:29,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:30,064 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:38:43,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:43,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 134 states and 211 transitions. [2022-11-20 16:38:43,079 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 211 transitions. [2022-11-20 16:38:43,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 16:38:43,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:43,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:43,339 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:38:45,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:45,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 135 states and 213 transitions. [2022-11-20 16:38:45,169 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 213 transitions. [2022-11-20 16:38:45,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 16:38:45,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:45,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:45,436 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:38:56,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:56,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 139 states and 220 transitions. [2022-11-20 16:38:56,639 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 220 transitions. [2022-11-20 16:38:56,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 16:38:56,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:56,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:56,794 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:39:07,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:07,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 143 states and 226 transitions. [2022-11-20 16:39:07,378 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 226 transitions. [2022-11-20 16:39:07,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 16:39:07,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:07,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:17,618 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:39:56,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:56,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 150 states and 238 transitions. [2022-11-20 16:39:56,413 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 238 transitions. [2022-11-20 16:39:56,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 16:39:56,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:56,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:58,075 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:40:19,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:19,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 158 states and 257 transitions. [2022-11-20 16:40:19,462 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 257 transitions. [2022-11-20 16:40:19,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 16:40:19,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:19,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:19,885 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:40:22,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:22,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2022-11-20 16:40:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2022-11-20 16:40:22,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 16:40:22,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:22,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:23,839 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:40:47,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:47,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2022-11-20 16:40:47,704 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2022-11-20 16:40:47,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 16:40:47,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:47,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:48,681 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 16:40:52,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:52,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 74 transitions. [2022-11-20 16:40:52,529 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2022-11-20 16:40:52,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:40:52,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:52,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:56,807 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 16:42:22,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:22,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2022-11-20 16:42:22,365 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2022-11-20 16:42:22,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:42:22,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:22,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:22,427 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 16:42:57,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:57,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 89 states and 97 transitions. [2022-11-20 16:42:57,546 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 97 transitions. [2022-11-20 16:42:57,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:42:57,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:57,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:57,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:57,636 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 16:43:01,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:01,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2022-11-20 16:43:01,551 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2022-11-20 16:43:01,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 16:43:01,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:01,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:03,619 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 16:43:31,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:31,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 75 states and 84 transitions. [2022-11-20 16:43:31,142 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 84 transitions. [2022-11-20 16:43:31,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 16:43:31,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:31,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:48,600 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:44:55,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:55,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 77 states and 88 transitions. [2022-11-20 16:44:55,787 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 88 transitions. [2022-11-20 16:44:55,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 16:44:55,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:55,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:59,585 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 16:45:07,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:07,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2022-11-20 16:45:07,053 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2022-11-20 16:45:07,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 16:45:07,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:07,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:07,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:11,173 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.