./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB --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 b879d991ca85089954916015c9838d386a5c85365dad0e09e537aeb772eaaaf8 --- 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-dbf71c6-m [2022-10-17 16:37:10,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:10,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:10,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:10,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:10,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:10,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:10,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:10,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:10,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:10,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:10,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:10,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:10,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:10,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:10,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:10,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:10,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:10,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:10,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:10,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:10,763 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:10,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:10,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:10,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:10,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:10,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:10,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:10,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:10,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:10,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:10,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:10,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:10,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:10,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:10,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:10,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:10,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:10,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:10,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:10,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:10,800 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:37:10,852 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:10,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:10,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:10,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:10,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:10,856 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:10,856 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:37:10,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:37:10,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:10,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:10,858 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:37:10,858 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:37:10,858 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:37:10,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:10,859 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:10,859 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:10,859 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:10,859 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:10,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:10,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:10,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:10,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:10,860 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:37:10,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:37:10,861 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_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b879d991ca85089954916015c9838d386a5c85365dad0e09e537aeb772eaaaf8 [2022-10-17 16:37:11,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:11,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:11,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:11,139 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:11,140 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:11,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i [2022-10-17 16:37:11,208 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/data/b2e240918/7a5217faa2564ac8a5178286b4ff13d7/FLAGa9a805ff7 [2022-10-17 16:37:11,859 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:11,861 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i [2022-10-17 16:37:11,891 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/data/b2e240918/7a5217faa2564ac8a5178286b4ff13d7/FLAGa9a805ff7 [2022-10-17 16:37:12,020 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/data/b2e240918/7a5217faa2564ac8a5178286b4ff13d7 [2022-10-17 16:37:12,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:12,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:12,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:12,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:12,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:12,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:12,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68625349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12, skipping insertion in model container [2022-10-17 16:37:12,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:12,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:12,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:12,609 WARN L230 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_a5864490-3a67-40e3-8839-31a8fa66c439/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i[37019,37032] [2022-10-17 16:37:12,734 WARN L230 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_a5864490-3a67-40e3-8839-31a8fa66c439/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i[47352,47365] [2022-10-17 16:37:12,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:12,783 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:12,838 WARN L230 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_a5864490-3a67-40e3-8839-31a8fa66c439/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i[37019,37032] [2022-10-17 16:37:12,888 WARN L230 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_a5864490-3a67-40e3-8839-31a8fa66c439/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i[47352,47365] [2022-10-17 16:37:12,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:12,958 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:12,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12 WrapperNode [2022-10-17 16:37:12,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:12,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:12,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:12,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:12,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:13,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:13,096 INFO L138 Inliner]: procedures = 208, calls = 286, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 1084 [2022-10-17 16:37:13,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:13,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:13,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:13,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:13,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:13,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:13,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:13,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:13,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:13,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:13,258 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:13,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:13,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:13,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:13,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:13,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:13,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:12" (1/1) ... [2022-10-17 16:37:13,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:13,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:13,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:13,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5864490-3a67-40e3-8839-31a8fa66c439/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:37:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:37:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:37:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:37:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:37:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:37:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:37:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:37:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:37:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:13,635 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:13,638 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:16,074 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:16,226 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:16,227 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-10-17 16:37:16,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:16 BoogieIcfgContainer [2022-10-17 16:37:16,233 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:37:16,234 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:37:16,234 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:37:16,246 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:37:16,246 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:16" (1/1) ... [2022-10-17 16:37:16,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:37:16,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:16,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 976 states and 1105 transitions. [2022-10-17 16:37:16,337 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1105 transitions. [2022-10-17 16:37:16,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:37:16,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:16,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:16,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:16,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:16,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 975 states and 1104 transitions. [2022-10-17 16:37:16,610 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1104 transitions. [2022-10-17 16:37:16,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:37:16,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:16,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:16,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:16,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:16,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 974 states and 1103 transitions. [2022-10-17 16:37:16,803 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1103 transitions. [2022-10-17 16:37:16,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:37:16,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:16,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:16,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:16,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 973 states and 1101 transitions. [2022-10-17 16:37:16,910 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1101 transitions. [2022-10-17 16:37:16,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:37:16,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:16,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:16,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:17,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:17,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:17,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 974 states and 1103 transitions. [2022-10-17 16:37:17,042 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1103 transitions. [2022-10-17 16:37:17,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:37:17,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:17,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:17,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:17,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:17,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 973 states and 1102 transitions. [2022-10-17 16:37:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1102 transitions. [2022-10-17 16:37:17,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:37:17,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:17,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:17,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:17,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:17,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 976 states and 1107 transitions. [2022-10-17 16:37:17,588 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1107 transitions. [2022-10-17 16:37:17,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:37:17,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:17,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:17,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:17,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:17,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 975 states and 1106 transitions. [2022-10-17 16:37:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1106 transitions. [2022-10-17 16:37:17,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:37:17,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:17,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:17,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:17,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:17,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 976 states and 1108 transitions. [2022-10-17 16:37:17,778 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1108 transitions. [2022-10-17 16:37:17,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:37:17,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:17,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:17,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:17,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:17,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 977 states and 1110 transitions. [2022-10-17 16:37:17,943 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1110 transitions. [2022-10-17 16:37:17,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:37:17,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:17,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:18,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:18,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:18,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 978 states and 1112 transitions. [2022-10-17 16:37:18,300 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1112 transitions. [2022-10-17 16:37:18,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:37:18,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:18,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:18,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:18,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:18,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 979 states and 1114 transitions. [2022-10-17 16:37:18,363 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1114 transitions. [2022-10-17 16:37:18,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:37:18,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:18,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:18,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:18,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:18,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 979 states and 1113 transitions. [2022-10-17 16:37:18,438 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1113 transitions. [2022-10-17 16:37:18,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:37:18,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:18,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:18,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:18,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:18,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 981 states and 1118 transitions. [2022-10-17 16:37:18,661 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1118 transitions. [2022-10-17 16:37:18,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:37:18,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:18,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:18,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:18,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:18,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 982 states and 1119 transitions. [2022-10-17 16:37:18,861 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1119 transitions. [2022-10-17 16:37:18,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:37:18,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:18,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:18,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:18,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:18,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 981 states and 1118 transitions. [2022-10-17 16:37:18,919 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1118 transitions. [2022-10-17 16:37:18,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:37:18,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:18,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:18,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:18,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:18,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 982 states and 1119 transitions. [2022-10-17 16:37:18,991 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1119 transitions. [2022-10-17 16:37:18,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:37:18,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:18,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:19,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:19,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:19,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:19,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 983 states and 1121 transitions. [2022-10-17 16:37:19,166 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1121 transitions. [2022-10-17 16:37:19,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:37:19,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:19,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:19,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:19,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:19,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 986 states and 1125 transitions. [2022-10-17 16:37:19,327 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1125 transitions. [2022-10-17 16:37:19,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:37:19,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:19,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:19,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:19,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:19,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 988 states and 1128 transitions. [2022-10-17 16:37:19,791 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1128 transitions. [2022-10-17 16:37:19,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:37:19,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:19,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:19,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:37:19,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:19,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:19,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:19,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 988 states and 1126 transitions. [2022-10-17 16:37:19,897 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1126 transitions. [2022-10-17 16:37:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:37:19,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:19,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:19,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:37:19,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:19,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 988 states and 1122 transitions. [2022-10-17 16:37:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1122 transitions. [2022-10-17 16:37:19,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:37:19,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:19,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:20,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:37:20,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:20,102 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:20,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:20,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:20,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 990 states and 1124 transitions. [2022-10-17 16:37:20,220 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1124 transitions. [2022-10-17 16:37:20,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:37:20,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:20,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:20,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:37:20,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:20,335 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:20,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:21,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:21,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 995 states and 1132 transitions. [2022-10-17 16:37:21,031 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1132 transitions. [2022-10-17 16:37:21,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:37:21,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:21,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:21,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:21,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:21,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:21,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:21,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 997 states and 1138 transitions. [2022-10-17 16:37:21,530 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1138 transitions. [2022-10-17 16:37:21,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:37:21,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:21,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:21,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:21,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:21,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:21,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:21,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 996 states and 1137 transitions. [2022-10-17 16:37:21,624 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1137 transitions. [2022-10-17 16:37:21,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:37:21,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:21,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:21,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:37:21,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:21,724 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:21,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:22,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:22,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 997 states and 1138 transitions. [2022-10-17 16:37:22,075 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1138 transitions. [2022-10-17 16:37:22,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:37:22,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:22,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:22,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:22,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:22,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:22,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:22,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:22,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 996 states and 1137 transitions. [2022-10-17 16:37:22,188 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1137 transitions. [2022-10-17 16:37:22,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:37:22,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:22,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:22,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:37:22,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:22,292 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:22,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:22,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:22,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 997 states and 1139 transitions. [2022-10-17 16:37:22,693 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1139 transitions. [2022-10-17 16:37:22,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:37:22,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:22,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:22,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:37:22,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:22,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:23,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:23,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1000 states and 1145 transitions. [2022-10-17 16:37:23,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1145 transitions. [2022-10-17 16:37:23,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:37:23,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:23,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:23,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:23,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:23,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:23,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:23,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 999 states and 1144 transitions. [2022-10-17 16:37:23,186 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1144 transitions. [2022-10-17 16:37:23,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:37:23,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:23,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:23,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:37:23,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:23,283 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:23,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:23,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:23,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 1000 states and 1146 transitions. [2022-10-17 16:37:23,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1146 transitions. [2022-10-17 16:37:23,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:37:23,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:23,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:23,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:23,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:23,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:23,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:23,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 999 states and 1145 transitions. [2022-10-17 16:37:23,858 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1145 transitions. [2022-10-17 16:37:23,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:37:23,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:23,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:23,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:37:23,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:23,955 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:24,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:24,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1000 states and 1147 transitions. [2022-10-17 16:37:24,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1147 transitions. [2022-10-17 16:37:24,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:37:24,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:24,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:24,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:37:24,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:24,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:24,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:24,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1003 states and 1151 transitions. [2022-10-17 16:37:24,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1151 transitions. [2022-10-17 16:37:24,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:37:24,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:24,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:24,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:24,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:24,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:24,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:24,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1002 states and 1150 transitions. [2022-10-17 16:37:24,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1150 transitions. [2022-10-17 16:37:24,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:37:24,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:24,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:24,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:37:24,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:24,688 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:24,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:25,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:25,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1003 states and 1152 transitions. [2022-10-17 16:37:25,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1152 transitions. [2022-10-17 16:37:25,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:37:25,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:25,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:25,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:25,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:25,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:25,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:25,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1002 states and 1151 transitions. [2022-10-17 16:37:25,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1151 transitions. [2022-10-17 16:37:25,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:37:25,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:25,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:25,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:37:25,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:25,348 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:25,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:25,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:25,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1003 states and 1153 transitions. [2022-10-17 16:37:25,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1153 transitions. [2022-10-17 16:37:25,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:37:25,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:25,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:25,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:37:25,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:25,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:25,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:25,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1006 states and 1157 transitions. [2022-10-17 16:37:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1157 transitions. [2022-10-17 16:37:25,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:37:25,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:25,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:25,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:25,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:26,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:26,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:26,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1005 states and 1156 transitions. [2022-10-17 16:37:26,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1156 transitions. [2022-10-17 16:37:26,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:37:26,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:26,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:26,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:37:26,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:26,097 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:26,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:26,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:26,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1006 states and 1158 transitions. [2022-10-17 16:37:26,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1158 transitions. [2022-10-17 16:37:26,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:37:26,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:26,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:26,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:26,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:26,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:26,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:26,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1005 states and 1157 transitions. [2022-10-17 16:37:26,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1157 transitions. [2022-10-17 16:37:26,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:37:26,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:26,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:26,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:37:26,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:26,732 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:26,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:27,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:27,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1006 states and 1159 transitions. [2022-10-17 16:37:27,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1159 transitions. [2022-10-17 16:37:27,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:37:27,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:27,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:27,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:37:27,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:27,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:27,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:27,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1009 states and 1163 transitions. [2022-10-17 16:37:27,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1163 transitions. [2022-10-17 16:37:27,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:37:27,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:27,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:27,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:27,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:27,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:27,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:27,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1008 states and 1162 transitions. [2022-10-17 16:37:27,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1162 transitions. [2022-10-17 16:37:27,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:37:27,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:27,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:27,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:37:27,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:27,534 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:27,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:27,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:27,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1009 states and 1164 transitions. [2022-10-17 16:37:27,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1164 transitions. [2022-10-17 16:37:27,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:37:27,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:27,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:28,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:28,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:28,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:28,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:28,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1008 states and 1163 transitions. [2022-10-17 16:37:28,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1163 transitions. [2022-10-17 16:37:28,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:37:28,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:28,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:28,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:37:28,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:28,233 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:28,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:28,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:28,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1009 states and 1165 transitions. [2022-10-17 16:37:28,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1165 transitions. [2022-10-17 16:37:28,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:37:28,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:28,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:28,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:37:28,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:28,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:28,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:28,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1012 states and 1169 transitions. [2022-10-17 16:37:28,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1169 transitions. [2022-10-17 16:37:28,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:37:28,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:28,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:28,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:28,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:28,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:28,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:28,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1011 states and 1168 transitions. [2022-10-17 16:37:28,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1168 transitions. [2022-10-17 16:37:28,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:37:28,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:28,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:29,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:37:29,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:29,062 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:29,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:29,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:29,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1012 states and 1170 transitions. [2022-10-17 16:37:29,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1170 transitions. [2022-10-17 16:37:29,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:37:29,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:29,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:29,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:37:29,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:29,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:29,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:29,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1015 states and 1174 transitions. [2022-10-17 16:37:29,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1174 transitions. [2022-10-17 16:37:29,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:37:29,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:29,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:29,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:29,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:37:29,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:29,811 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:29,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:30,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:30,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1031 states and 1192 transitions. [2022-10-17 16:37:30,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1192 transitions. [2022-10-17 16:37:30,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:37:30,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:30,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:30,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:30,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:37:30,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:30,394 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:30,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:31,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:31,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1047 states and 1217 transitions. [2022-10-17 16:37:31,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1217 transitions. [2022-10-17 16:37:31,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:37:31,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:31,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:31,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:37:31,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:31,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:31,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 1047 states and 1215 transitions. [2022-10-17 16:37:31,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1215 transitions. [2022-10-17 16:37:31,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:37:31,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:31,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:31,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:37:31,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:31,268 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:37:31,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:33,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:33,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1062 states and 1235 transitions. [2022-10-17 16:37:33,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1235 transitions. [2022-10-17 16:37:33,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:37:33,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:33,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:33,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:37:33,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:33,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:33,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:33,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 1062 states and 1234 transitions. [2022-10-17 16:37:33,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1234 transitions. [2022-10-17 16:37:33,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:37:33,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:33,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:33,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:37:33,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:33,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:34,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:34,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1078 states and 1258 transitions. [2022-10-17 16:37:34,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1258 transitions. [2022-10-17 16:37:34,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:37:34,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:34,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:34,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:34,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:34,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:34,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:34,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1081 states and 1262 transitions. [2022-10-17 16:37:34,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1262 transitions. [2022-10-17 16:37:34,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:37:34,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:34,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:35,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:37:35,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:35,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:35,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:35,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1084 states and 1268 transitions. [2022-10-17 16:37:35,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1268 transitions. [2022-10-17 16:37:35,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:37:35,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:35,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:35,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:35,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:35,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:35,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:36,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:36,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1086 states and 1271 transitions. [2022-10-17 16:37:36,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1271 transitions. [2022-10-17 16:37:36,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:37:36,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:36,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:36,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:36,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:36,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:36,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:36,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1089 states and 1275 transitions. [2022-10-17 16:37:36,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1275 transitions. [2022-10-17 16:37:36,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:37:36,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:36,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:36,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:37:36,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:36,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:37,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:37,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1092 states and 1281 transitions. [2022-10-17 16:37:37,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1281 transitions. [2022-10-17 16:37:37,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:37:37,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:37,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:37,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:37,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:37,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:37,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:37,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1094 states and 1284 transitions. [2022-10-17 16:37:37,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 1284 transitions. [2022-10-17 16:37:37,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:37:37,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:37,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:37,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:37,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:37,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:37,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1097 states and 1288 transitions. [2022-10-17 16:37:37,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1288 transitions. [2022-10-17 16:37:37,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:37:37,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:37,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:37,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:37:37,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:38,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:38,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:38,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1100 states and 1294 transitions. [2022-10-17 16:37:38,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1294 transitions. [2022-10-17 16:37:38,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:37:38,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:38,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:38,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:37:38,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:38,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:38,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:38,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1100 states and 1292 transitions. [2022-10-17 16:37:38,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1292 transitions. [2022-10-17 16:37:38,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:37:38,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:38,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:38,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:38,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:38,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:39,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:39,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1102 states and 1295 transitions. [2022-10-17 16:37:39,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1295 transitions. [2022-10-17 16:37:39,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:37:39,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:39,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:39,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:37:39,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:37:39,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.