./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2n_remove_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e04fb08f 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_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2n_remove_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH --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 b3d7899c651fa61cfb9cf623e0f4ceb470fe32eb0d0272d2277c965ed07c2f88 --- 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-e04fb08 [2022-11-16 08:33:44,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:33:44,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:33:44,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:33:44,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:33:44,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:33:44,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:33:44,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:33:44,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:33:44,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:33:44,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:33:44,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:33:44,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:33:44,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:33:44,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:33:44,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:33:44,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:33:44,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:33:44,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:33:44,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:33:44,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:33:44,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:33:44,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:33:44,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:33:44,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:33:44,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:33:44,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:33:44,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:33:44,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:33:44,911 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:33:44,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:33:44,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:33:44,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:33:44,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:33:44,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:33:44,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:33:44,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:33:44,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:33:44,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:33:44,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:33:44,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:33:44,919 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-16 08:33:44,957 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:33:44,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:33:44,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:33:44,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:33:44,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:33:44,960 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 08:33:44,960 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 08:33:44,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:33:44,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 08:33:44,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:33:44,962 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 08:33:44,962 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 08:33:44,962 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 08:33:44,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:33:44,963 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 08:33:44,963 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:33:44,963 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:33:44,963 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:33:44,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:33:44,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:33:44,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:33:44,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:33:44,964 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:33:44,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:33:44,965 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_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3d7899c651fa61cfb9cf623e0f4ceb470fe32eb0d0272d2277c965ed07c2f88 [2022-11-16 08:33:45,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:33:45,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:33:45,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:33:45,252 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:33:45,253 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:33:45,254 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/list-simple/sll2n_remove_all_reverse.i [2022-11-16 08:33:45,336 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/data/8132e1438/e6917f30b4c2469f92716d673e549bb6/FLAGf9739637a [2022-11-16 08:33:45,920 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:33:45,921 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/sv-benchmarks/c/list-simple/sll2n_remove_all_reverse.i [2022-11-16 08:33:45,945 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/data/8132e1438/e6917f30b4c2469f92716d673e549bb6/FLAGf9739637a [2022-11-16 08:33:46,221 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/data/8132e1438/e6917f30b4c2469f92716d673e549bb6 [2022-11-16 08:33:46,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:33:46,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:33:46,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:33:46,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:33:46,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:33:46,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a447cf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46, skipping insertion in model container [2022-11-16 08:33:46,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:33:46,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:33:46,572 WARN L229 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_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/sv-benchmarks/c/list-simple/sll2n_remove_all_reverse.i[24038,24051] [2022-11-16 08:33:46,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:33:46,581 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:33:46,635 WARN L229 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_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/sv-benchmarks/c/list-simple/sll2n_remove_all_reverse.i[24038,24051] [2022-11-16 08:33:46,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:33:46,667 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:33:46,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46 WrapperNode [2022-11-16 08:33:46,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:33:46,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:33:46,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:33:46,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:33:46,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,714 INFO L138 Inliner]: procedures = 126, calls = 30, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 108 [2022-11-16 08:33:46,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:33:46,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:33:46,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:33:46,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:33:46,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,742 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:33:46,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:33:46,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:33:46,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:33:46,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:33:46" (1/1) ... [2022-11-16 08:33:46,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:33:46,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:33:46,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:33:46,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_434aad1a-338a-4a99-a7e7-3ae2c0db2bc0/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:33:46,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 08:33:46,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 08:33:46,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 08:33:46,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 08:33:46,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 08:33:46,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 08:33:46,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:33:46,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 08:33:46,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 08:33:46,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:33:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:33:46,954 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:33:46,956 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:33:47,276 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:33:47,360 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:33:47,360 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-16 08:33:47,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:33:47 BoogieIcfgContainer [2022-11-16 08:33:47,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:33:47,364 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:33:47,364 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:33:47,375 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:33:47,375 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:33:47" (1/1) ... [2022-11-16 08:33:47,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:33:47,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:47,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 62 states and 68 transitions. [2022-11-16 08:33:47,442 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 68 transitions. [2022-11-16 08:33:47,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:33:47,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:47,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:47,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:33:47,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:33:47,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:47,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 63 states and 70 transitions. [2022-11-16 08:33:47,787 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 70 transitions. [2022-11-16 08:33:47,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:33:47,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:47,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:47,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:33:47,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:33:47,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:47,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 62 states and 69 transitions. [2022-11-16 08:33:47,937 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 69 transitions. [2022-11-16 08:33:47,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:33:47,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:47,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:33:48,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:33:48,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:48,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 61 states and 68 transitions. [2022-11-16 08:33:48,221 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2022-11-16 08:33:48,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-16 08:33:48,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:48,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:33:48,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:33:48,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:48,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 60 states and 67 transitions. [2022-11-16 08:33:48,306 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 67 transitions. [2022-11-16 08:33:48,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-16 08:33:48,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:48,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:33:48,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:33:48,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:48,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 59 states and 66 transitions. [2022-11-16 08:33:48,514 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2022-11-16 08:33:48,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-16 08:33:48,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:48,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:48,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:33:48,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:33:48,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:48,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 58 states and 65 transitions. [2022-11-16 08:33:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2022-11-16 08:33:48,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-16 08:33:48,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:48,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:48,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:33:48,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:33:49,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:49,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 57 states and 64 transitions. [2022-11-16 08:33:49,099 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2022-11-16 08:33:49,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-16 08:33:49,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:49,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:33:49,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:33:49,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:49,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2022-11-16 08:33:49,553 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2022-11-16 08:33:49,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 08:33:49,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:49,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:33:49,677 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:33:50,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:50,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2022-11-16 08:33:50,855 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2022-11-16 08:33:50,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 08:33:50,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:50,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:33:51,290 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:33:53,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:53,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 65 states and 76 transitions. [2022-11-16 08:33:53,408 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 76 transitions. [2022-11-16 08:33:53,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 08:33:53,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:53,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:33:54,112 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-16 08:33:57,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 67 states and 80 transitions. [2022-11-16 08:33:57,351 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 80 transitions. [2022-11-16 08:33:57,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-16 08:33:57,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:57,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:33:57,857 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-16 08:33:59,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:33:59,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 70 states and 86 transitions. [2022-11-16 08:33:59,444 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 86 transitions. [2022-11-16 08:33:59,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-16 08:33:59,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:33:59,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:33:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:00,460 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:34:03,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:03,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 92 transitions. [2022-11-16 08:34:03,715 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 92 transitions. [2022-11-16 08:34:03,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-16 08:34:03,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:03,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:03,755 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:34:04,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:04,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 75 states and 96 transitions. [2022-11-16 08:34:04,253 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 96 transitions. [2022-11-16 08:34:04,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-16 08:34:04,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:04,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:04,653 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:34:05,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:05,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 78 states and 101 transitions. [2022-11-16 08:34:05,507 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 101 transitions. [2022-11-16 08:34:05,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-16 08:34:05,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:05,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:05,544 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:34:05,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:05,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 79 states and 102 transitions. [2022-11-16 08:34:05,558 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 102 transitions. [2022-11-16 08:34:05,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-16 08:34:05,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:05,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:05,730 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:34:05,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:05,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 80 states and 103 transitions. [2022-11-16 08:34:05,747 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 103 transitions. [2022-11-16 08:34:05,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:34:05,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:05,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:06,171 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:34:07,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:07,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 83 states and 110 transitions. [2022-11-16 08:34:07,685 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 110 transitions. [2022-11-16 08:34:07,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:34:07,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:07,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:34:09,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:09,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 86 states and 116 transitions. [2022-11-16 08:34:09,961 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 116 transitions. [2022-11-16 08:34:09,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:34:09,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:09,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:10,884 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:34:12,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:12,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 88 states and 119 transitions. [2022-11-16 08:34:12,239 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 119 transitions. [2022-11-16 08:34:12,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-16 08:34:12,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:12,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:13,485 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:34:20,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:20,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 95 states and 132 transitions. [2022-11-16 08:34:20,736 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 132 transitions. [2022-11-16 08:34:20,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-16 08:34:20,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:20,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:23,645 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:34:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:35,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 102 states and 148 transitions. [2022-11-16 08:34:35,880 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 148 transitions. [2022-11-16 08:34:35,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-16 08:34:35,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:35,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:35,925 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:34:36,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:36,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 103 states and 150 transitions. [2022-11-16 08:34:36,708 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 150 transitions. [2022-11-16 08:34:36,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-16 08:34:36,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:36,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:37,344 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:34:39,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:39,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 157 transitions. [2022-11-16 08:34:39,670 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2022-11-16 08:34:39,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-16 08:34:39,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:39,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:39,971 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:34:42,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:34:42,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 109 states and 163 transitions. [2022-11-16 08:34:42,888 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 163 transitions. [2022-11-16 08:34:42,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-16 08:34:42,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:34:42,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:34:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:34:44,996 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:35:01,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:35:01,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 117 states and 182 transitions. [2022-11-16 08:35:01,581 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 182 transitions. [2022-11-16 08:35:01,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-16 08:35:01,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:35:01,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:35:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:35:05,287 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:35:27,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:35:27,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 126 states and 208 transitions. [2022-11-16 08:35:27,395 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 208 transitions. [2022-11-16 08:35:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-16 08:35:27,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:35:27,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:35:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:35:27,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:35:29,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:35:29,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 127 states and 211 transitions. [2022-11-16 08:35:29,159 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 211 transitions. [2022-11-16 08:35:29,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-16 08:35:29,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:35:29,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:35:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:35:32,046 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:35:58,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:35:58,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 142 states and 239 transitions. [2022-11-16 08:35:58,545 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 239 transitions. [2022-11-16 08:35:58,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-16 08:35:58,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:35:58,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:35:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:35:58,693 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:36:02,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:36:02,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 146 states and 244 transitions. [2022-11-16 08:36:02,951 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 244 transitions. [2022-11-16 08:36:02,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 08:36:02,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:36:02,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:36:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:36:03,416 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:36:08,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:36:08,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 149 states and 257 transitions. [2022-11-16 08:36:08,427 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 257 transitions. [2022-11-16 08:36:08,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 08:36:08,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:36:08,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:36:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:36:09,079 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:36:18,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:36:18,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 154 states and 284 transitions. [2022-11-16 08:36:18,016 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 284 transitions. [2022-11-16 08:36:18,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 08:36:18,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:36:18,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:36:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:36:18,050 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-16 08:36:19,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:36:19,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 154 states and 283 transitions. [2022-11-16 08:36:19,497 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 283 transitions. [2022-11-16 08:36:19,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 08:36:19,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:36:19,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:36:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:36:19,567 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:36:21,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:36:21,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 155 states and 289 transitions. [2022-11-16 08:36:21,297 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 289 transitions. [2022-11-16 08:36:21,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 08:36:21,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:36:21,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:36:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:36:21,493 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:36:23,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:36:23,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 156 states and 292 transitions. [2022-11-16 08:36:23,295 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 292 transitions. [2022-11-16 08:36:23,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 08:36:23,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:36:23,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:36:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:36:23,797 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-16 08:36:27,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:36:27,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 157 states and 295 transitions. [2022-11-16 08:36:27,424 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 295 transitions. [2022-11-16 08:36:27,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:36:27,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:36:27,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:36:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:36:34,205 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:16,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:16,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 176 states and 342 transitions. [2022-11-16 08:37:16,016 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 342 transitions. [2022-11-16 08:37:16,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:37:16,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:16,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:17,403 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:20,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:20,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 177 states and 346 transitions. [2022-11-16 08:37:20,454 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 346 transitions. [2022-11-16 08:37:20,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:37:20,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:20,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:21,965 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:26,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:26,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 180 states and 349 transitions. [2022-11-16 08:37:26,730 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 349 transitions. [2022-11-16 08:37:26,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:37:26,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:26,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:27,472 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:29,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:29,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 181 states and 350 transitions. [2022-11-16 08:37:29,572 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 350 transitions. [2022-11-16 08:37:29,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:37:29,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:29,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:30,074 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:32,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:32,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 182 states and 353 transitions. [2022-11-16 08:37:32,329 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 353 transitions. [2022-11-16 08:37:32,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:37:32,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:32,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:32,870 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:37:52,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:52,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 189 states and 371 transitions. [2022-11-16 08:37:52,561 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 371 transitions. [2022-11-16 08:37:52,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:37:52,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:52,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:53,144 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:38:15,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:15,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 199 states and 393 transitions. [2022-11-16 08:38:15,275 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 393 transitions. [2022-11-16 08:38:15,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:38:15,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:15,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:15,328 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:38:16,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:16,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 200 states and 393 transitions. [2022-11-16 08:38:16,955 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 393 transitions. [2022-11-16 08:38:16,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:38:16,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:16,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:18,285 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:38:41,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:41,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 208 states and 412 transitions. [2022-11-16 08:38:41,262 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 412 transitions. [2022-11-16 08:38:41,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:38:41,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:41,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:45,953 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:44,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:44,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 226 states and 460 transitions. [2022-11-16 08:39:44,964 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 460 transitions. [2022-11-16 08:39:44,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:39:44,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:44,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:45,221 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:48,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:48,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 227 states and 463 transitions. [2022-11-16 08:39:48,139 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 463 transitions. [2022-11-16 08:39:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:39:48,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:48,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:48,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:55,426 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:38,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:38,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 237 states and 478 transitions. [2022-11-16 08:40:38,842 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 478 transitions. [2022-11-16 08:40:38,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:38,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:38,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:38,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:38,879 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-16 08:40:45,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:45,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 240 states and 485 transitions. [2022-11-16 08:40:45,926 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 485 transitions. [2022-11-16 08:40:45,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-16 08:40:45,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:45,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:45,993 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-16 08:41:15,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:15,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 250 states and 513 transitions. [2022-11-16 08:41:15,563 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 513 transitions. [2022-11-16 08:41:15,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-16 08:41:15,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:15,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:19,596 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:42:28,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:28,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 269 states and 555 transitions. [2022-11-16 08:42:28,412 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 555 transitions. [2022-11-16 08:42:28,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-16 08:42:28,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:28,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:28,511 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-16 08:43:01,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:43:01,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 279 states and 583 transitions. [2022-11-16 08:43:01,346 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 583 transitions. [2022-11-16 08:43:01,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-16 08:43:01,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:43:01,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:43:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:43:01,410 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-16 08:43:05,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:43:05,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 280 states and 586 transitions. [2022-11-16 08:43:05,261 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 586 transitions. [2022-11-16 08:43:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-16 08:43:05,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:43:05,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:43:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:43:05,392 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:43:09,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:43:09,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 281 states and 590 transitions. [2022-11-16 08:43:09,433 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 590 transitions. [2022-11-16 08:43:09,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-16 08:43:09,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:43:09,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:43:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:43:09,528 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-16 08:43:13,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:43:13,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 282 states and 594 transitions. [2022-11-16 08:43:13,275 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 594 transitions. [2022-11-16 08:43:13,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-16 08:43:13,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:43:13,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:43:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:43:14,136 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-16 08:43:27,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:43:27,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 249 states and 530 transitions. [2022-11-16 08:43:27,283 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 530 transitions. [2022-11-16 08:43:27,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-16 08:43:27,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:43:27,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:43:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:43:38,545 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:44:34,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:44:34,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 261 states and 564 transitions. [2022-11-16 08:44:34,408 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 564 transitions. [2022-11-16 08:44:34,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-16 08:44:34,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:44:34,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:44:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:44:41,674 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:45:31,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:45:31,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 272 states and 598 transitions. [2022-11-16 08:45:31,987 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 598 transitions. [2022-11-16 08:45:31,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-16 08:45:31,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:45:31,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:45:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:45:32,484 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:45:37,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:45:37,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 273 states and 602 transitions. [2022-11-16 08:45:37,460 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 602 transitions. [2022-11-16 08:45:37,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-16 08:45:37,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:45:37,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:45:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:45:54,042 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:46:31,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:46:31,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 277 states and 619 transitions. [2022-11-16 08:46:31,484 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 619 transitions. [2022-11-16 08:46:31,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-16 08:46:31,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:46:31,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:46:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:46:39,003 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.