./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2n_prepend_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2n_prepend_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 277634da297b7f9e262585608ed7ad62cca7d59b0122d4e61ee1b4b78256acae --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 03:39:58,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:39:58,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:39:58,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:39:58,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:39:58,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:39:58,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:39:58,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:39:58,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:39:58,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:39:58,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:39:58,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:39:58,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:39:58,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:39:58,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:39:58,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:39:58,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:39:58,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:39:58,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:39:58,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:39:58,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:39:58,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:39:58,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:39:58,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:39:58,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:39:58,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:39:58,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:39:58,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:39:58,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:39:58,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:39:58,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:39:58,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:39:58,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:39:58,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:39:58,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:39:58,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:39:58,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:39:58,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:39:58,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:39:58,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:39:58,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:39:58,893 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 03:39:58,912 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:39:58,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:39:58,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:39:58,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:39:58,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:39:58,918 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:39:58,918 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:39:58,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:39:58,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:39:58,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:39:58,919 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 03:39:58,919 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 03:39:58,920 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 03:39:58,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:39:58,920 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:39:58,920 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:39:58,920 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:39:58,920 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:39:58,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:39:58,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:39:58,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:39:58,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:39:58,921 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:39:58,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:39:58,922 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_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 277634da297b7f9e262585608ed7ad62cca7d59b0122d4e61ee1b4b78256acae [2022-12-15 03:39:59,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:39:59,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:39:59,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:39:59,152 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:39:59,152 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:39:59,153 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-simple/sll2n_prepend_unequal.i [2022-12-15 03:40:01,805 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:40:01,953 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:40:01,953 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/sv-benchmarks/c/list-simple/sll2n_prepend_unequal.i [2022-12-15 03:40:01,962 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/data/a10a256e1/d2b1b7fea85b418d8b128b2a9f8557aa/FLAG1890c4f42 [2022-12-15 03:40:01,973 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/data/a10a256e1/d2b1b7fea85b418d8b128b2a9f8557aa [2022-12-15 03:40:01,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:40:01,976 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:40:01,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:40:01,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:40:01,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:40:01,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:40:01" (1/1) ... [2022-12-15 03:40:01,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12e797f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:01, skipping insertion in model container [2022-12-15 03:40:01,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:40:01" (1/1) ... [2022-12-15 03:40:01,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:40:02,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:40:02,198 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_029c2298-e28e-4f4c-a393-b538090965cb/sv-benchmarks/c/list-simple/sll2n_prepend_unequal.i[24165,24178] [2022-12-15 03:40:02,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:40:02,207 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:40:02,236 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_029c2298-e28e-4f4c-a393-b538090965cb/sv-benchmarks/c/list-simple/sll2n_prepend_unequal.i[24165,24178] [2022-12-15 03:40:02,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:40:02,254 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:40:02,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:02 WrapperNode [2022-12-15 03:40:02,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:40:02,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:40:02,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:40:02,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:40:02,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:02" (1/1) ... [2022-12-15 03:40:02,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:02" (1/1) ... [2022-12-15 03:40:02,284 INFO L138 Inliner]: procedures = 127, calls = 32, calls flagged for inlining = 8, calls inlined = 9, statements flattened = 128 [2022-12-15 03:40:02,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:40:02,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:40:02,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:40:02,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:40:02,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:02" (1/1) ... [2022-12-15 03:40:02,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:02" (1/1) ... [2022-12-15 03:40:02,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:02" (1/1) ... [2022-12-15 03:40:02,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:02" (1/1) ... [2022-12-15 03:40:02,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:02" (1/1) ... [2022-12-15 03:40:02,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:02" (1/1) ... [2022-12-15 03:40:02,304 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:02" (1/1) ... [2022-12-15 03:40:02,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:02" (1/1) ... [2022-12-15 03:40:02,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:40:02,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:40:02,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:40:02,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:40:02,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:40:02" (1/1) ... [2022-12-15 03:40:02,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:40:02,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:40:02,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:40:02,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029c2298-e28e-4f4c-a393-b538090965cb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:40:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:40:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:40:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 03:40:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:40:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:40:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-15 03:40:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-15 03:40:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:40:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-15 03:40:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:40:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:40:02,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:40:02,444 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:40:02,445 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:40:02,680 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:40:02,746 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:40:02,746 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-15 03:40:02,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:40:02 BoogieIcfgContainer [2022-12-15 03:40:02,748 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:40:02,749 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:40:02,749 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:40:02,757 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:40:02,758 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:40:02" (1/1) ... [2022-12-15 03:40:02,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:40:02,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:02,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 67 states and 74 transitions. [2022-12-15 03:40:02,805 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 74 transitions. [2022-12-15 03:40:02,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 03:40:02,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:02,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:02,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:40:02,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2022-12-15 03:40:02,982 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2022-12-15 03:40:02,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 03:40:02,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:02,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:03,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:40:03,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:03,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2022-12-15 03:40:03,063 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2022-12-15 03:40:03,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 03:40:03,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:03,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:03,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:40:03,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:03,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 74 transitions. [2022-12-15 03:40:03,220 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2022-12-15 03:40:03,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:40:03,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:03,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:03,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:40:03,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:03,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 65 states and 73 transitions. [2022-12-15 03:40:03,263 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2022-12-15 03:40:03,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:40:03,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:03,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:03,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:40:03,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:03,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2022-12-15 03:40:03,412 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2022-12-15 03:40:03,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:40:03,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:03,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:03,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:40:03,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:03,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2022-12-15 03:40:03,494 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2022-12-15 03:40:03,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:40:03,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:03,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:03,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:40:03,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:03,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2022-12-15 03:40:03,675 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2022-12-15 03:40:03,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:40:03,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:03,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:03,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:40:04,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:04,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2022-12-15 03:40:04,023 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2022-12-15 03:40:04,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:40:04,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:04,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:04,115 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:04,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:04,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2022-12-15 03:40:04,135 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2022-12-15 03:40:04,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:40:04,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:04,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:04,194 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:04,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:04,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 65 states and 74 transitions. [2022-12-15 03:40:04,246 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 74 transitions. [2022-12-15 03:40:04,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:40:04,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:04,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:04,278 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:04,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:04,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 64 states and 73 transitions. [2022-12-15 03:40:04,296 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2022-12-15 03:40:04,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:40:04,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:04,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:04,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:04,344 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:04,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:04,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2022-12-15 03:40:04,359 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2022-12-15 03:40:04,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:40:04,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:04,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:40:06,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:06,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 62 states and 71 transitions. [2022-12-15 03:40:06,123 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2022-12-15 03:40:06,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:40:06,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:06,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:06,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:06,563 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:40:09,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:09,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 61 states and 70 transitions. [2022-12-15 03:40:09,152 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2022-12-15 03:40:09,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:40:09,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:09,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:09,256 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:09,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:09,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 60 states and 69 transitions. [2022-12-15 03:40:09,533 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2022-12-15 03:40:09,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:40:09,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:09,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:09,682 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:10,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:10,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 59 states and 68 transitions. [2022-12-15 03:40:10,426 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2022-12-15 03:40:10,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:40:10,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:10,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:10,648 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:11,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:11,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2022-12-15 03:40:11,057 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2022-12-15 03:40:11,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:40:11,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:11,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:11,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:11,092 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:11,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:11,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 57 states and 66 transitions. [2022-12-15 03:40:11,356 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 66 transitions. [2022-12-15 03:40:11,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:40:11,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:11,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:11,564 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:12,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:12,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2022-12-15 03:40:12,471 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2022-12-15 03:40:12,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:40:12,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:12,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:12,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:12,832 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:14,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:14,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2022-12-15 03:40:14,066 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2022-12-15 03:40:14,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:40:14,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:14,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:14,575 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:15,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:15,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2022-12-15 03:40:15,460 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2022-12-15 03:40:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:40:15,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:15,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:15,968 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:17,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:17,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2022-12-15 03:40:17,235 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2022-12-15 03:40:17,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:40:17,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:17,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:17,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:20,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 53 states and 60 transitions. [2022-12-15 03:40:20,591 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2022-12-15 03:40:20,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:40:20,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:20,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:20,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:20,614 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:20,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:20,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 52 states and 59 transitions. [2022-12-15 03:40:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2022-12-15 03:40:20,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:40:20,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:20,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:21,162 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:21,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:21,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 51 states and 58 transitions. [2022-12-15 03:40:21,550 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2022-12-15 03:40:21,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 03:40:21,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:21,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:23,250 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:40:28,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:28,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2022-12-15 03:40:28,919 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2022-12-15 03:40:28,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 03:40:28,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:28,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:31,447 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:40:39,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:39,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 66 transitions. [2022-12-15 03:40:39,972 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2022-12-15 03:40:39,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:40:39,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:39,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:42,236 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:40:54,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:54,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 66 transitions. [2022-12-15 03:40:54,044 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2022-12-15 03:40:54,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:40:54,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:54,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:54,070 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:40:54,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:54,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2022-12-15 03:40:54,087 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2022-12-15 03:40:54,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:40:54,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:54,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:54,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:40:56,784 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:40:58,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:40:58,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 66 transitions. [2022-12-15 03:40:58,837 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2022-12-15 03:40:58,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:40:58,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:40:58,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:40:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:41:03,119 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:41:25,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:41:25,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 81 states and 102 transitions. [2022-12-15 03:41:25,516 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2022-12-15 03:41:25,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:41:25,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:41:25,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:41:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:41:31,738 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:42:02,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:02,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 101 states and 139 transitions. [2022-12-15 03:42:02,499 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 139 transitions. [2022-12-15 03:42:02,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:42:02,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:02,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:07,609 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:42:38,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:38,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 120 states and 169 transitions. [2022-12-15 03:42:38,778 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 169 transitions. [2022-12-15 03:42:38,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:42:38,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:38,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:46,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:43:28,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:28,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 128 states and 179 transitions. [2022-12-15 03:43:28,783 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 179 transitions. [2022-12-15 03:43:28,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:43:28,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:28,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:38,384 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:30,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:30,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 148 states and 211 transitions. [2022-12-15 03:44:30,391 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 211 transitions. [2022-12-15 03:44:30,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:44:30,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:30,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:45,256 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:46:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:46:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 178 states and 260 transitions. [2022-12-15 03:46:04,219 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 260 transitions. [2022-12-15 03:46:04,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:46:04,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:46:04,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:46:04,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:22,466 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:38,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:38,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 198 states and 293 transitions. [2022-12-15 03:47:38,476 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 293 transitions. [2022-12-15 03:47:38,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:47:38,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:38,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:39,127 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:49,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:49,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 61 states and 66 transitions. [2022-12-15 03:47:49,215 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2022-12-15 03:47:49,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:47:49,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:49,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:51,986 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:49:11,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:49:11,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2022-12-15 03:49:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2022-12-15 03:49:11,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:49:11,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:49:11,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:49:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:49:11,679 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:49:39,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:49:39,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 66 states and 79 transitions. [2022-12-15 03:49:39,099 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 79 transitions. [2022-12-15 03:49:39,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:49:39,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:49:39,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:49:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:49:39,217 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:50:14,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:14,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 69 states and 87 transitions. [2022-12-15 03:50:14,805 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2022-12-15 03:50:14,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:50:14,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:14,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:14,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:14,830 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:50:26,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:26,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2022-12-15 03:50:26,073 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2022-12-15 03:50:26,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:50:26,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:26,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:26,132 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:50:36,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:36,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2022-12-15 03:50:36,853 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2022-12-15 03:50:36,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:50:36,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:36,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:36,877 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:50:45,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:45,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 69 states and 84 transitions. [2022-12-15 03:50:45,853 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 84 transitions. [2022-12-15 03:50:45,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:50:45,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:45,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:45,969 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:50:55,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:55,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 68 states and 81 transitions. [2022-12-15 03:50:55,806 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 81 transitions. [2022-12-15 03:50:55,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:50:55,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:55,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:55,916 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:51:05,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:05,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 68 states and 80 transitions. [2022-12-15 03:51:05,637 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 80 transitions. [2022-12-15 03:51:05,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:51:05,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:05,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:05,714 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:51:17,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:17,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 66 states and 76 transitions. [2022-12-15 03:51:17,096 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2022-12-15 03:51:17,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:51:17,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:17,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:17,156 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:51:19,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:19,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 63 states and 70 transitions. [2022-12-15 03:51:19,429 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 70 transitions. [2022-12-15 03:51:19,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:51:19,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:19,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:19,453 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:51:21,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:21,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 60 states and 66 transitions. [2022-12-15 03:51:21,317 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 66 transitions. [2022-12-15 03:51:21,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:51:21,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:21,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:21,413 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:51:23,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:23,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 57 states and 62 transitions. [2022-12-15 03:51:23,383 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2022-12-15 03:51:23,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 03:51:23,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:23,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:26,805 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:52:41,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:41,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2022-12-15 03:52:41,123 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2022-12-15 03:52:41,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 03:52:41,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:41,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:42,144 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:53:34,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:34,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 65 states and 78 transitions. [2022-12-15 03:53:34,940 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 78 transitions. [2022-12-15 03:53:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 03:53:34,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:34,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:35,069 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:53:50,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:50,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 64 states and 75 transitions. [2022-12-15 03:53:50,891 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 75 transitions. [2022-12-15 03:53:50,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 03:53:50,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:50,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:51,875 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.