./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2c_remove_all.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2c_remove_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV --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 32bit --witnessprinter.graph.data.programhash cd9bd7b6c1446abd728b90c98a54cb367face4c5994cfeca4979c2dbc50ad4d3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:46,949 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:47,017 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-12 00:00:47,022 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:00:47,023 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:00:47,044 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:47,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:47,045 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:47,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:47,047 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:00:47,047 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:00:47,048 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:00:47,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:47,049 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:00:47,050 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:00:47,050 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:00:47,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:47,052 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:47,052 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:00:47,053 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:47,053 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:47,054 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:47,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:47,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:47,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:47,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:47,057 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:00:47,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:00:47,058 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_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd9bd7b6c1446abd728b90c98a54cb367face4c5994cfeca4979c2dbc50ad4d3 [2023-11-12 00:00:47,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:47,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:47,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:47,364 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:47,365 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:47,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/list-simple/sll2c_remove_all.i [2023-11-12 00:00:50,528 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:50,878 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:50,879 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/sv-benchmarks/c/list-simple/sll2c_remove_all.i [2023-11-12 00:00:50,897 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/data/9b8220026/629fdff680ae490da95693f718241ed5/FLAG47d124503 [2023-11-12 00:00:50,912 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/data/9b8220026/629fdff680ae490da95693f718241ed5 [2023-11-12 00:00:50,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:50,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:50,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:50,918 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:50,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:50,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:50" (1/1) ... [2023-11-12 00:00:50,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ca39ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:50, skipping insertion in model container [2023-11-12 00:00:50,934 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:50" (1/1) ... [2023-11-12 00:00:50,979 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:51,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:51,303 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:51,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:51,415 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:51,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:51 WrapperNode [2023-11-12 00:00:51,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:51,417 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:51,417 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:51,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:51,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:51" (1/1) ... [2023-11-12 00:00:51,439 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:51" (1/1) ... [2023-11-12 00:00:51,471 INFO L138 Inliner]: procedures = 126, calls = 37, calls flagged for inlining = 8, calls inlined = 9, statements flattened = 134 [2023-11-12 00:00:51,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:51,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:51,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:51,474 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:51,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:51" (1/1) ... [2023-11-12 00:00:51,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:51" (1/1) ... [2023-11-12 00:00:51,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:51" (1/1) ... [2023-11-12 00:00:51,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:51" (1/1) ... [2023-11-12 00:00:51,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:51" (1/1) ... [2023-11-12 00:00:51,504 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:51" (1/1) ... [2023-11-12 00:00:51,507 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:51" (1/1) ... [2023-11-12 00:00:51,510 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:51" (1/1) ... [2023-11-12 00:00:51,519 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:51,520 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:51,529 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:51,529 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:51,530 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:51" (1/1) ... [2023-11-12 00:00:51,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:51,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:51,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:51,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed68611-78bb-48ca-beaf-178d6cf6e468/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:51,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:00:51,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:00:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:00:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:00:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:00:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:00:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:00:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:00:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:51,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:51,742 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:51,744 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:52,184 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:52,236 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:52,236 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 00:00:52,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:52 BoogieIcfgContainer [2023-11-12 00:00:52,239 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:00:52,240 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:00:52,240 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:00:52,250 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:00:52,251 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:52" (1/1) ... [2023-11-12 00:00:52,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:00:52,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:52,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 87 states and 95 transitions. [2023-11-12 00:00:52,317 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 95 transitions. [2023-11-12 00:00:52,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-12 00:00:52,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:52,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:52,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:52,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 86 states and 94 transitions. [2023-11-12 00:00:52,679 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 94 transitions. [2023-11-12 00:00:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-12 00:00:52,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:52,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:52,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:52,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:52,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 85 states and 93 transitions. [2023-11-12 00:00:52,907 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 93 transitions. [2023-11-12 00:00:52,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:00:52,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:52,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:52,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 84 states and 92 transitions. [2023-11-12 00:00:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 92 transitions. [2023-11-12 00:00:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:00:52,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:52,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:52,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:53,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:53,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:53,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 83 states and 91 transitions. [2023-11-12 00:00:53,137 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 91 transitions. [2023-11-12 00:00:53,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-12 00:00:53,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:53,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:53,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:53,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:53,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 84 states and 93 transitions. [2023-11-12 00:00:53,411 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 93 transitions. [2023-11-12 00:00:53,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:00:53,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:53,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:53,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:53,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:53,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 83 states and 92 transitions. [2023-11-12 00:00:53,546 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 92 transitions. [2023-11-12 00:00:53,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:00:53,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:53,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:53,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:53,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:53,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:53,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 82 states and 91 transitions. [2023-11-12 00:00:53,883 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 91 transitions. [2023-11-12 00:00:53,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:00:53,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:53,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:53,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:53,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:53,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:53,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 81 states and 90 transitions. [2023-11-12 00:00:53,956 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2023-11-12 00:00:53,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:00:53,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:53,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:54,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:54,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:54,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2023-11-12 00:00:54,072 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2023-11-12 00:00:54,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:00:54,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:54,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:54,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:54,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:54,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 79 states and 88 transitions. [2023-11-12 00:00:54,216 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2023-11-12 00:00:54,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:00:54,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:54,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:54,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:54,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:54,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2023-11-12 00:00:54,542 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2023-11-12 00:00:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:00:54,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:54,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:54,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:00:55,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:55,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2023-11-12 00:00:55,627 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2023-11-12 00:00:55,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:00:55,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:55,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:55,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:57,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:57,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2023-11-12 00:00:57,106 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2023-11-12 00:00:57,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:00:57,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:57,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:57,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:01:00,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:00,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 78 states and 89 transitions. [2023-11-12 00:01:00,008 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 89 transitions. [2023-11-12 00:01:00,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:01:00,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:00,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:04,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:04,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 87 states and 106 transitions. [2023-11-12 00:01:04,614 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 106 transitions. [2023-11-12 00:01:04,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:01:04,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:04,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:01:08,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 95 states and 121 transitions. [2023-11-12 00:01:08,446 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 121 transitions. [2023-11-12 00:01:08,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:01:08,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:08,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:09,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:11,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:11,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 98 states and 127 transitions. [2023-11-12 00:01:11,771 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 127 transitions. [2023-11-12 00:01:11,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:01:11,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:11,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:12,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:17,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:17,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 101 states and 133 transitions. [2023-11-12 00:01:17,878 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 133 transitions. [2023-11-12 00:01:17,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:01:17,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:17,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:17,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:01:18,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:18,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 102 states and 135 transitions. [2023-11-12 00:01:18,534 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 135 transitions. [2023-11-12 00:01:18,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:01:18,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:18,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:19,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:01:21,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:21,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 104 states and 139 transitions. [2023-11-12 00:01:21,006 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 139 transitions. [2023-11-12 00:01:21,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:01:21,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:21,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:21,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:01:21,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:21,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 103 states and 138 transitions. [2023-11-12 00:01:21,105 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 138 transitions. [2023-11-12 00:01:21,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:01:21,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:21,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:21,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:01:21,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:21,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 141 transitions. [2023-11-12 00:01:21,239 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2023-11-12 00:01:21,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:01:21,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:21,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:21,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:01:21,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:21,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 104 states and 140 transitions. [2023-11-12 00:01:21,352 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 140 transitions. [2023-11-12 00:01:21,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:01:21,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:21,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:21,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:01:21,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:21,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 141 transitions. [2023-11-12 00:01:21,463 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2023-11-12 00:01:21,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:01:21,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:21,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:21,762 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:23,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:23,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 109 states and 147 transitions. [2023-11-12 00:01:23,853 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 147 transitions. [2023-11-12 00:01:23,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:01:23,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:23,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:24,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:26,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:26,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 113 states and 154 transitions. [2023-11-12 00:01:26,043 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 154 transitions. [2023-11-12 00:01:26,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:01:26,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:26,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:27,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:31,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:31,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 117 states and 162 transitions. [2023-11-12 00:01:31,110 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 162 transitions. [2023-11-12 00:01:31,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:01:31,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:31,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:32,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:33,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:33,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 119 states and 166 transitions. [2023-11-12 00:01:33,990 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 166 transitions. [2023-11-12 00:01:33,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:01:33,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:33,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:34,060 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:35,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:35,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 101 states and 132 transitions. [2023-11-12 00:01:35,026 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 132 transitions. [2023-11-12 00:01:35,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:01:35,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:35,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:35,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:01:35,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:35,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 103 states and 136 transitions. [2023-11-12 00:01:35,821 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 136 transitions. [2023-11-12 00:01:35,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:01:35,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:35,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:35,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:01:36,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:36,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 105 states and 140 transitions. [2023-11-12 00:01:36,783 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 140 transitions. [2023-11-12 00:01:36,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:01:36,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:36,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:38,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.