./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60a477b5dcc7be77af17ce3cc379f1876781ed95f896fb2ca2dbb7ba91ecb849 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:07:46,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:07:46,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:07:46,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:07:46,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:07:46,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:07:46,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:07:46,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:07:46,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:07:46,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:07:46,051 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:07:46,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:07:46,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:07:46,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:07:46,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:07:46,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:07:46,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:07:46,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:07:46,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:07:46,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:07:46,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:07:46,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:07:46,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:07:46,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:07:46,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:07:46,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:07:46,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:07:46,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:07:46,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:07:46,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:07:46,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:07:46,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:07:46,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:07:46,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:07:46,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:07:46,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:07:46,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:07:46,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:07:46,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:07:46,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:07:46,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:07:46,074 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 23:07:46,094 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:07:46,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:07:46,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:07:46,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:07:46,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:07:46,107 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:07:46,107 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:07:46,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:07:46,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:07:46,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:07:46,108 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 23:07:46,108 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 23:07:46,108 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 23:07:46,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:07:46,109 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:07:46,109 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:07:46,109 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:07:46,109 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:07:46,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:07:46,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:07:46,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:07:46,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:07:46,111 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:07:46,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:07:46,111 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_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60a477b5dcc7be77af17ce3cc379f1876781ed95f896fb2ca2dbb7ba91ecb849 [2022-12-14 23:07:46,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:07:46,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:07:46,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:07:46,323 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:07:46,324 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:07:46,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i [2022-12-14 23:07:48,879 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:07:49,086 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:07:49,086 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i [2022-12-14 23:07:49,101 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/data/6c420059e/ee842735d3904febb67dd422c7b9ba8b/FLAGac0b296cb [2022-12-14 23:07:49,448 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/data/6c420059e/ee842735d3904febb67dd422c7b9ba8b [2022-12-14 23:07:49,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:07:49,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:07:49,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:07:49,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:07:49,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:07:49,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d894c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49, skipping insertion in model container [2022-12-14 23:07:49,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:07:49,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:07:49,673 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i[24236,24249] [2022-12-14 23:07:49,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:07:49,682 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:07:49,711 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i[24236,24249] [2022-12-14 23:07:49,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:07:49,741 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:07:49,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49 WrapperNode [2022-12-14 23:07:49,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:07:49,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:07:49,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:07:49,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:07:49,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,771 INFO L138 Inliner]: procedures = 126, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2022-12-14 23:07:49,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:07:49,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:07:49,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:07:49,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:07:49,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,790 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:07:49,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:07:49,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:07:49,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:07:49,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:07:49" (1/1) ... [2022-12-14 23:07:49,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:07:49,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:07:49,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:07:49,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d75ef98-7b53-4cd6-a4e1-8838a7ebd709/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:07:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:07:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:07:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:07:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:07:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 23:07:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 23:07:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:07:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:07:49,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:07:49,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:07:49,954 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:07:49,955 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:07:50,156 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:07:50,210 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:07:50,210 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-14 23:07:50,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:07:50 BoogieIcfgContainer [2022-12-14 23:07:50,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:07:50,214 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:07:50,214 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:07:50,222 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:07:50,222 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:07:50" (1/1) ... [2022-12-14 23:07:50,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:07:50,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:50,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2022-12-14 23:07:50,266 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-12-14 23:07:50,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:07:50,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:50,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:50,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:07:50,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:50,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-12-14 23:07:50,474 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-12-14 23:07:50,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:07:50,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:50,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:50,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:07:50,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:50,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 43 states and 50 transitions. [2022-12-14 23:07:50,634 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2022-12-14 23:07:50,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:07:50,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:50,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:50,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:07:50,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:50,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2022-12-14 23:07:50,708 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2022-12-14 23:07:50,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:07:50,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:50,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:50,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:07:50,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:50,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2022-12-14 23:07:50,751 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2022-12-14 23:07:50,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:07:50,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:50,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:07:50,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:50,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2022-12-14 23:07:50,836 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-12-14 23:07:50,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:07:50,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:50,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:50,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:07:50,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2022-12-14 23:07:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2022-12-14 23:07:50,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:07:50,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:50,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:51,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:07:51,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:51,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2022-12-14 23:07:51,266 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2022-12-14 23:07:51,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:07:51,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:51,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:51,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:07:51,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:51,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2022-12-14 23:07:51,596 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2022-12-14 23:07:51,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:07:51,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:51,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:51,740 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:07:51,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:51,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2022-12-14 23:07:51,913 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2022-12-14 23:07:51,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:07:51,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:51,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:52,141 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:07:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:52,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 51 states and 70 transitions. [2022-12-14 23:07:52,637 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2022-12-14 23:07:52,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:07:52,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:52,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:52,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:52,797 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 23:07:54,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:54,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 75 transitions. [2022-12-14 23:07:54,304 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2022-12-14 23:07:54,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:07:54,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:54,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:54,933 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:07:56,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:56,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 82 transitions. [2022-12-14 23:07:56,982 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2022-12-14 23:07:56,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:07:56,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:56,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:57,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:08:01,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:01,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 96 transitions. [2022-12-14 23:08:01,211 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 96 transitions. [2022-12-14 23:08:01,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:08:01,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:01,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:01,388 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 23:08:02,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:02,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 64 states and 103 transitions. [2022-12-14 23:08:02,411 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 103 transitions. [2022-12-14 23:08:02,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:08:02,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:02,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:03,137 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:08:04,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:04,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 65 states and 106 transitions. [2022-12-14 23:08:04,957 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 106 transitions. [2022-12-14 23:08:04,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:08:04,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:04,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:05,101 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 23:08:06,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:06,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 69 states and 116 transitions. [2022-12-14 23:08:06,776 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 116 transitions. [2022-12-14 23:08:06,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:08:06,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:06,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:06,878 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:08:08,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:08,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 73 states and 127 transitions. [2022-12-14 23:08:08,753 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 127 transitions. [2022-12-14 23:08:08,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:08:08,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:08,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:08,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:08,845 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:08:09,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:09,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 74 states and 129 transitions. [2022-12-14 23:08:09,336 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 129 transitions. [2022-12-14 23:08:09,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:08:09,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:09,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:09,373 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 23:08:09,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:09,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 75 states and 131 transitions. [2022-12-14 23:08:09,855 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 131 transitions. [2022-12-14 23:08:09,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:08:09,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:09,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:10,014 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:08:12,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:12,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 80 states and 144 transitions. [2022-12-14 23:08:12,451 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 144 transitions. [2022-12-14 23:08:12,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:08:12,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:12,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:12,494 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:08:13,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:13,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 81 states and 146 transitions. [2022-12-14 23:08:13,055 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 146 transitions. [2022-12-14 23:08:13,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:08:13,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:13,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:13,271 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:08:13,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 82 states and 147 transitions. [2022-12-14 23:08:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 147 transitions. [2022-12-14 23:08:13,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:08:13,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:13,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:14,058 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:08:14,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:14,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 85 states and 154 transitions. [2022-12-14 23:08:14,175 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 154 transitions. [2022-12-14 23:08:14,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:08:14,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:14,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:14,434 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 23:08:19,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:19,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 96 states and 187 transitions. [2022-12-14 23:08:19,830 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 187 transitions. [2022-12-14 23:08:19,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:08:19,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:19,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:19,871 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:08:19,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:19,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 97 states and 188 transitions. [2022-12-14 23:08:19,893 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 188 transitions. [2022-12-14 23:08:19,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:08:19,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:19,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:20,148 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:08:21,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:21,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2022-12-14 23:08:21,577 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2022-12-14 23:08:21,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:08:21,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:21,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:21,617 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 23:08:22,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:22,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2022-12-14 23:08:22,143 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2022-12-14 23:08:22,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:08:22,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:22,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:22,292 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:08:23,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:23,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2022-12-14 23:08:23,241 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2022-12-14 23:08:23,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:08:23,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:23,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:23,742 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 23:08:25,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:25,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 59 states and 83 transitions. [2022-12-14 23:08:25,283 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2022-12-14 23:08:25,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:08:25,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:25,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:27,065 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:08:38,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:38,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 67 states and 97 transitions. [2022-12-14 23:08:38,628 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 97 transitions. [2022-12-14 23:08:38,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:08:38,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:38,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:38,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:41,123 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:08:51,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:51,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 72 states and 106 transitions. [2022-12-14 23:08:51,143 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 106 transitions. [2022-12-14 23:08:51,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:08:51,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:51,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:53,572 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:08:59,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:59,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 98 transitions. [2022-12-14 23:08:59,855 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2022-12-14 23:08:59,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:08:59,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:59,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:09:04,767 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:09:22,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:09:22,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 109 transitions. [2022-12-14 23:09:22,845 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2022-12-14 23:09:22,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:09:22,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:09:22,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:09:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:09:22,889 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 23:09:28,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:09:28,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 77 states and 117 transitions. [2022-12-14 23:09:28,194 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2022-12-14 23:09:28,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:09:28,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:09:28,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:09:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:09:28,291 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:09:34,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:09:34,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2022-12-14 23:09:34,758 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2022-12-14 23:09:34,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:09:34,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:09:34,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:09:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:09:36,204 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:09:59,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:09:59,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 91 states and 155 transitions. [2022-12-14 23:09:59,562 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 155 transitions. [2022-12-14 23:09:59,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:09:59,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:09:59,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:09:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:09:59,946 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 23:10:01,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:10:01,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 93 states and 159 transitions. [2022-12-14 23:10:01,340 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 159 transitions. [2022-12-14 23:10:01,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:10:01,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:10:01,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:10:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:10:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:10:04,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:10:04,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 95 states and 162 transitions. [2022-12-14 23:10:04,108 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 162 transitions. [2022-12-14 23:10:04,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:10:04,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:10:04,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:10:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:10:05,058 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:10:05,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:10:05,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 96 states and 163 transitions. [2022-12-14 23:10:05,966 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 163 transitions. [2022-12-14 23:10:05,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 23:10:05,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:10:05,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:10:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:10:06,388 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 23:10:13,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:10:13,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 101 states and 173 transitions. [2022-12-14 23:10:13,207 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 173 transitions. [2022-12-14 23:10:13,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 23:10:13,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:10:13,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:10:13,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:10:13,407 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 23:10:14,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:10:14,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 53 states and 61 transitions. [2022-12-14 23:10:14,451 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 61 transitions. [2022-12-14 23:10:14,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 23:10:14,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:10:14,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:10:14,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:10:16,356 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:10:33,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:10:33,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 57 states and 65 transitions. [2022-12-14 23:10:33,732 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 65 transitions. [2022-12-14 23:10:33,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 23:10:33,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:10:33,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:10:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:10:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 23:10:42,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:10:42,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 57 states and 64 transitions. [2022-12-14 23:10:42,454 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2022-12-14 23:10:42,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 23:10:42,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:10:42,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:10:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:10:42,777 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 23:10:49,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:10:49,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 52 states and 59 transitions. [2022-12-14 23:10:49,034 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2022-12-14 23:10:49,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 23:10:49,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:10:49,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:10:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:10:50,600 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 23:11:31,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:31,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 56 states and 64 transitions. [2022-12-14 23:11:31,478 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 64 transitions. [2022-12-14 23:11:31,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:11:31,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:31,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:31,522 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-14 23:11:33,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:33,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 55 states and 63 transitions. [2022-12-14 23:11:33,573 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2022-12-14 23:11:33,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 23:11:33,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:33,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:38,105 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 23:12:08,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:08,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2022-12-14 23:12:08,850 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2022-12-14 23:12:08,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 23:12:08,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:08,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:12:11,974 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:12:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 65 states and 77 transitions. [2022-12-14 23:12:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 77 transitions. [2022-12-14 23:12:56,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 23:12:56,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:56,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:13:03,528 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:14:18,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:18,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 69 states and 81 transitions. [2022-12-14 23:14:18,003 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 81 transitions. [2022-12-14 23:14:18,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 23:14:18,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:18,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:27,288 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 23:15:58,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:15:58,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 74 states and 87 transitions. [2022-12-14 23:15:58,762 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 87 transitions. [2022-12-14 23:15:58,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 23:15:58,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:15:58,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:15:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:16:10,681 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 23:18:17,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:18:17,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 117 states and 144 transitions. [2022-12-14 23:18:17,715 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 144 transitions. [2022-12-14 23:18:17,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 23:18:17,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:18:17,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:18:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:18:35,911 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:20:59,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:20:59,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 154 states and 187 transitions. [2022-12-14 23:20:59,516 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 187 transitions. [2022-12-14 23:20:59,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 23:20:59,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:20:59,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:20:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:21:00,263 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:21:16,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:21:16,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 159 states and 194 transitions. [2022-12-14 23:21:16,252 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 194 transitions. [2022-12-14 23:21:16,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 23:21:16,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:21:16,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:21:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:21:22,723 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 23:21:39,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:21:39,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 164 states and 201 transitions. [2022-12-14 23:21:39,470 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 201 transitions. [2022-12-14 23:21:39,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 23:21:39,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:21:39,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:21:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat