./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --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 64bit --witnessprinter.graph.data.programhash 1c4309acb998a26f408a5a77bdd700985c40cebdb2b8a8c74b4449e908f8325f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:15,772 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:15,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-24 22:10:15,899 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:15,900 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:15,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:15,941 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:15,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:15,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:15,947 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:15,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:15,949 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:10:15,950 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:10:15,952 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:10:15,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:15,953 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:10:15,953 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:15,954 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:15,954 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:15,955 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:15,956 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:15,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:15,957 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:15,959 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:15,960 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:15,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:15,961 INFO L153 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_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c4309acb998a26f408a5a77bdd700985c40cebdb2b8a8c74b4449e908f8325f [2023-11-24 22:10:16,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:16,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:16,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:16,337 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:16,338 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:16,339 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2023-11-24 22:10:19,599 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:20,089 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:20,090 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2023-11-24 22:10:20,135 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/data/209c913e7/19cfdea626ae49fbadbb7b14d41c3f77/FLAGd87e64fa7 [2023-11-24 22:10:20,151 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/data/209c913e7/19cfdea626ae49fbadbb7b14d41c3f77 [2023-11-24 22:10:20,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:20,156 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:20,158 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:20,159 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:20,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:20,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad30df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20, skipping insertion in model container [2023-11-24 22:10:20,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,292 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:22,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:22,383 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:22,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:22,792 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:22,793 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:22,793 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:22,794 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:22,794 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:22,794 WARN L675 CHandler]: The function close is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:22,794 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:22,804 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:22,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22 WrapperNode [2023-11-24 22:10:22,805 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:22,806 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:22,806 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:22,806 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:22,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:22,892 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:23,208 INFO L138 Inliner]: procedures = 600, calls = 440, calls flagged for inlining = 69, calls inlined = 220, statements flattened = 5915 [2023-11-24 22:10:23,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:23,210 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:23,210 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:23,210 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:23,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:23,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:23,269 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:23,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:23,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:23,427 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:23,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:23,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:23,527 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:23,529 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:23,529 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:23,529 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:23,530 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:23,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:23,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:23,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:23,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b223db2-71e9-4cd1-97af-74d3e6926c67/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:23,602 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-24 22:10:23,603 INFO L130 BoogieDeclarations]: Found specification of procedure close [2023-11-24 22:10:23,603 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-24 22:10:23,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:10:23,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 22:10:23,604 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-24 22:10:23,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 22:10:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:10:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:10:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-24 22:10:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:10:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:23,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 22:10:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 22:10:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:10:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:10:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-24 22:10:23,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:10:23,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:10:23,608 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-24 22:10:23,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:24,165 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:24,167 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:31,984 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:33,963 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:10:33,964 INFO L309 CfgBuilder]: Removed 117 assume(true) statements. [2023-11-24 22:10:33,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:33 BoogieIcfgContainer [2023-11-24 22:10:33,967 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:10:33,968 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:10:33,969 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:10:33,980 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:10:33,981 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:33" (1/1) ... [2023-11-24 22:10:33,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:10:34,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:34,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 3295 states and 3796 transitions. [2023-11-24 22:10:34,125 INFO L276 IsEmpty]: Start isEmpty. Operand 3295 states and 3796 transitions. [2023-11-24 22:10:34,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:10:34,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:34,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:34,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:34,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:34,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3795 states to 3294 states and 3795 transitions. [2023-11-24 22:10:34,719 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 3795 transitions. [2023-11-24 22:10:34,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:10:34,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:34,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:34,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:35,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 3293 states and 3794 transitions. [2023-11-24 22:10:35,039 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 3794 transitions. [2023-11-24 22:10:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:10:35,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:35,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:35,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:35,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:35,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3793 states to 3292 states and 3793 transitions. [2023-11-24 22:10:35,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3292 states and 3793 transitions. [2023-11-24 22:10:35,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:10:35,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:35,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:35,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:35,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:35,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3795 states to 3293 states and 3795 transitions. [2023-11-24 22:10:35,414 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 3795 transitions. [2023-11-24 22:10:35,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:10:35,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:35,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:35,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:35,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:35,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:35,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3797 states to 3295 states and 3797 transitions. [2023-11-24 22:10:35,916 INFO L276 IsEmpty]: Start isEmpty. Operand 3295 states and 3797 transitions. [2023-11-24 22:10:35,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:10:35,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:35,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:36,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:36,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:36,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 3296 states and 3799 transitions. [2023-11-24 22:10:36,275 INFO L276 IsEmpty]: Start isEmpty. Operand 3296 states and 3799 transitions. [2023-11-24 22:10:36,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:10:36,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:36,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:36,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:36,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:36,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3802 states to 3298 states and 3802 transitions. [2023-11-24 22:10:36,954 INFO L276 IsEmpty]: Start isEmpty. Operand 3298 states and 3802 transitions. [2023-11-24 22:10:36,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:10:36,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:36,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:37,127 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:37,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:37,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 3300 states and 3806 transitions. [2023-11-24 22:10:37,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3300 states and 3806 transitions. [2023-11-24 22:10:37,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:10:37,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:37,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:37,763 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:38,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:38,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3809 states to 3302 states and 3809 transitions. [2023-11-24 22:10:38,352 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 3809 transitions. [2023-11-24 22:10:38,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:10:38,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:38,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:38,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:38,651 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:39,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:39,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 3304 states and 3812 transitions. [2023-11-24 22:10:39,313 INFO L276 IsEmpty]: Start isEmpty. Operand 3304 states and 3812 transitions. [2023-11-24 22:10:39,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:10:39,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:39,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:39,552 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:40,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:40,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 3306 states and 3817 transitions. [2023-11-24 22:10:40,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 3817 transitions. [2023-11-24 22:10:40,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:10:40,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:40,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:40,325 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:40,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:40,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 3307 states and 3817 transitions. [2023-11-24 22:10:40,599 INFO L276 IsEmpty]: Start isEmpty. Operand 3307 states and 3817 transitions. [2023-11-24 22:10:40,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:10:40,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:40,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:41,230 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:43,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:43,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 3299 states and 3800 transitions. [2023-11-24 22:10:43,309 INFO L276 IsEmpty]: Start isEmpty. Operand 3299 states and 3800 transitions. [2023-11-24 22:10:43,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:10:43,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:43,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:43,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:43,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:43,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3801 states to 3300 states and 3801 transitions. [2023-11-24 22:10:43,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3300 states and 3801 transitions. [2023-11-24 22:10:43,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:10:43,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:43,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,737 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 22:10:47,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:47,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 3299 states and 3800 transitions. [2023-11-24 22:10:47,994 INFO L276 IsEmpty]: Start isEmpty. Operand 3299 states and 3800 transitions. [2023-11-24 22:10:47,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:10:47,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:47,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:48,284 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:49,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:49,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3802 states to 3301 states and 3802 transitions. [2023-11-24 22:10:49,043 INFO L276 IsEmpty]: Start isEmpty. Operand 3301 states and 3802 transitions. [2023-11-24 22:10:49,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:10:49,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:49,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:49,352 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:50,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:50,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 3303 states and 3804 transitions. [2023-11-24 22:10:50,114 INFO L276 IsEmpty]: Start isEmpty. Operand 3303 states and 3804 transitions. [2023-11-24 22:10:50,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:10:50,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:50,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:50,502 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:51,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:51,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 3305 states and 3806 transitions. [2023-11-24 22:10:51,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 3806 transitions. [2023-11-24 22:10:51,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:10:51,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:51,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:51,693 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:52,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:52,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 3307 states and 3808 transitions. [2023-11-24 22:10:52,543 INFO L276 IsEmpty]: Start isEmpty. Operand 3307 states and 3808 transitions. [2023-11-24 22:10:52,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:10:52,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:52,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:52,956 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:53,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:53,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3809 states to 3309 states and 3809 transitions. [2023-11-24 22:10:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 3309 states and 3809 transitions. [2023-11-24 22:10:53,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:10:53,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:53,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:53,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-24 22:11:01,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:01,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 3308 states and 3808 transitions. [2023-11-24 22:11:01,550 INFO L276 IsEmpty]: Start isEmpty. Operand 3308 states and 3808 transitions. [2023-11-24 22:11:01,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:11:01,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:01,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:01,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:02,149 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-24 22:11:02,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:02,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3307 states and 3807 transitions. [2023-11-24 22:11:02,458 INFO L276 IsEmpty]: Start isEmpty. Operand 3307 states and 3807 transitions. [2023-11-24 22:11:02,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:11:02,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:02,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:03,329 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked.