./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg --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 74e63e86abbcab22438f70ee6d7d7ef12eaada509b0f0a56fb5cf815aaf53aab --- 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-b5237d8 [2022-11-21 23:47:03,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:47:03,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:47:03,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:47:03,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:47:03,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:47:03,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:47:03,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:47:03,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:47:03,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:47:03,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:47:03,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:47:03,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:47:03,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:47:03,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:47:03,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:47:03,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:47:03,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:47:03,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:47:03,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:47:03,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:47:03,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:47:03,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:47:03,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:47:03,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:47:03,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:47:03,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:47:03,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:47:03,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:47:03,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:47:03,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:47:03,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:47:03,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:47:03,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:47:03,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:47:03,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:47:03,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:47:03,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:47:03,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:47:03,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:47:03,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:47:03,541 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-21 23:47:03,583 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:47:03,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:47:03,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:47:03,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:47:03,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:47:03,586 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:47:03,586 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:47:03,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:47:03,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:47:03,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:47:03,588 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 23:47:03,589 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 23:47:03,589 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 23:47:03,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:47:03,589 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:47:03,589 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:47:03,589 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:47:03,590 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:47:03,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:47:03,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:47:03,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:47:03,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:47:03,591 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:47:03,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:47:03,591 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_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74e63e86abbcab22438f70ee6d7d7ef12eaada509b0f0a56fb5cf815aaf53aab [2022-11-21 23:47:03,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:47:03,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:47:03,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:47:03,911 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:47:03,911 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:47:03,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i [2022-11-21 23:47:06,997 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:47:07,263 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:47:07,264 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i [2022-11-21 23:47:07,298 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/data/a24f1fec5/4a1f8a34798344818a2c00c7cb0aa96f/FLAGe6796126b [2022-11-21 23:47:07,312 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/data/a24f1fec5/4a1f8a34798344818a2c00c7cb0aa96f [2022-11-21 23:47:07,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:47:07,316 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:47:07,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:47:07,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:47:07,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:47:07,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:47:07" (1/1) ... [2022-11-21 23:47:07,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e96187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:07, skipping insertion in model container [2022-11-21 23:47:07,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:47:07" (1/1) ... [2022-11-21 23:47:07,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:47:07,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:47:07,899 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i[36399,36412] [2022-11-21 23:47:07,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:47:07,949 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:47:08,043 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/sv-benchmarks/c/recursive-with-pointer/system-with-recursion.i[36399,36412] [2022-11-21 23:47:08,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:47:08,100 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:47:08,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:08 WrapperNode [2022-11-21 23:47:08,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:47:08,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:47:08,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:47:08,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:47:08,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:08" (1/1) ... [2022-11-21 23:47:08,129 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:08" (1/1) ... [2022-11-21 23:47:08,168 INFO L138 Inliner]: procedures = 184, calls = 149, calls flagged for inlining = 19, calls inlined = 19, statements flattened = 334 [2022-11-21 23:47:08,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:47:08,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:47:08,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:47:08,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:47:08,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:08" (1/1) ... [2022-11-21 23:47:08,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:08" (1/1) ... [2022-11-21 23:47:08,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:08" (1/1) ... [2022-11-21 23:47:08,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:08" (1/1) ... [2022-11-21 23:47:08,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:08" (1/1) ... [2022-11-21 23:47:08,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:08" (1/1) ... [2022-11-21 23:47:08,214 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:08" (1/1) ... [2022-11-21 23:47:08,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:08" (1/1) ... [2022-11-21 23:47:08,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:47:08,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:47:08,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:47:08,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:47:08,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:08" (1/1) ... [2022-11-21 23:47:08,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:47:08,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:47:08,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:47:08,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:47:08,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:47:08,359 INFO L130 BoogieDeclarations]: Found specification of procedure event_precess [2022-11-21 23:47:08,361 INFO L138 BoogieDeclarations]: Found implementation of procedure event_precess [2022-11-21 23:47:08,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:47:08,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 23:47:08,361 INFO L130 BoogieDeclarations]: Found specification of procedure ASNull [2022-11-21 23:47:08,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ASNull [2022-11-21 23:47:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:47:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 23:47:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:47:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure ASStart [2022-11-21 23:47:08,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ASStart [2022-11-21 23:47:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure message_send [2022-11-21 23:47:08,364 INFO L138 BoogieDeclarations]: Found implementation of procedure message_send [2022-11-21 23:47:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 23:47:08,365 INFO L130 BoogieDeclarations]: Found specification of procedure ASIdle [2022-11-21 23:47:08,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ASIdle [2022-11-21 23:47:08,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:47:08,365 INFO L130 BoogieDeclarations]: Found specification of procedure system_initialize [2022-11-21 23:47:08,365 INFO L138 BoogieDeclarations]: Found implementation of procedure system_initialize [2022-11-21 23:47:08,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:47:08,365 INFO L130 BoogieDeclarations]: Found specification of procedure ASStop [2022-11-21 23:47:08,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ASStop [2022-11-21 23:47:08,366 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-21 23:47:08,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:47:08,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:47:08,545 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:47:08,547 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:47:09,638 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:47:09,787 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:47:09,787 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:47:09,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:47:09 BoogieIcfgContainer [2022-11-21 23:47:09,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:47:09,794 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:47:09,794 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:47:09,804 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:47:09,805 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:47:09" (1/1) ... [2022-11-21 23:47:09,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:47:09,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:09,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 385 states and 431 transitions. [2022-11-21 23:47:09,899 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 431 transitions. [2022-11-21 23:47:09,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-21 23:47:09,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:09,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:10,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:10,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:10,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 384 states and 430 transitions. [2022-11-21 23:47:10,333 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 430 transitions. [2022-11-21 23:47:10,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-21 23:47:10,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:10,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:10,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:10,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:10,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 383 states and 429 transitions. [2022-11-21 23:47:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 429 transitions. [2022-11-21 23:47:10,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 23:47:10,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:10,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:10,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:10,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:10,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 382 states and 428 transitions. [2022-11-21 23:47:10,654 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 428 transitions. [2022-11-21 23:47:10,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 23:47:10,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:10,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:10,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:11,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:11,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 381 states and 427 transitions. [2022-11-21 23:47:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 427 transitions. [2022-11-21 23:47:11,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:47:11,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:11,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:11,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:11,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:11,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 380 states and 426 transitions. [2022-11-21 23:47:11,243 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 426 transitions. [2022-11-21 23:47:11,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:47:11,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:11,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:11,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:11,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:11,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 379 states and 425 transitions. [2022-11-21 23:47:11,382 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 425 transitions. [2022-11-21 23:47:11,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:47:11,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:11,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:11,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:12,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:12,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 378 states and 424 transitions. [2022-11-21 23:47:12,116 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 424 transitions. [2022-11-21 23:47:12,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:47:12,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:12,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:12,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:13,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:13,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 377 states and 423 transitions. [2022-11-21 23:47:13,450 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 423 transitions. [2022-11-21 23:47:13,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:47:13,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:13,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:13,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:13,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:13,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:13,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 376 states and 422 transitions. [2022-11-21 23:47:13,655 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 422 transitions. [2022-11-21 23:47:13,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:47:13,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:13,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:13,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:14,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:14,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 375 states and 421 transitions. [2022-11-21 23:47:14,019 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 421 transitions. [2022-11-21 23:47:14,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:47:14,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:14,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:14,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:14,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:14,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 374 states and 420 transitions. [2022-11-21 23:47:14,072 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 420 transitions. [2022-11-21 23:47:14,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:47:14,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:14,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:14,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:14,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 373 states and 419 transitions. [2022-11-21 23:47:14,147 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 419 transitions. [2022-11-21 23:47:14,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:47:14,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:14,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:14,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:14,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:14,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 372 states and 418 transitions. [2022-11-21 23:47:14,202 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 418 transitions. [2022-11-21 23:47:14,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:47:14,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:14,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:14,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:14,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:14,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 371 states and 417 transitions. [2022-11-21 23:47:14,327 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 417 transitions. [2022-11-21 23:47:14,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:47:14,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:14,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:14,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:14,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:14,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 370 states and 416 transitions. [2022-11-21 23:47:14,493 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 416 transitions. [2022-11-21 23:47:14,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:47:14,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:14,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:14,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:14,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:14,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 369 states and 415 transitions. [2022-11-21 23:47:14,903 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 415 transitions. [2022-11-21 23:47:14,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:47:14,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:14,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:15,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:15,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:15,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 371 states and 425 transitions. [2022-11-21 23:47:15,411 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 425 transitions. [2022-11-21 23:47:15,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:47:15,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:15,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:15,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:17,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:17,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 373 states and 435 transitions. [2022-11-21 23:47:17,028 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 435 transitions. [2022-11-21 23:47:17,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:47:17,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:17,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:17,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:18,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:18,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 380 states and 453 transitions. [2022-11-21 23:47:18,548 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 453 transitions. [2022-11-21 23:47:18,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:47:18,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:18,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:19,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:21,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:21,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 387 states and 472 transitions. [2022-11-21 23:47:21,798 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 472 transitions. [2022-11-21 23:47:21,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:47:21,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:21,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:22,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:22,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:22,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 391 states and 477 transitions. [2022-11-21 23:47:22,343 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 477 transitions. [2022-11-21 23:47:22,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:47:22,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:22,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:22,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:23,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:23,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 395 states and 483 transitions. [2022-11-21 23:47:23,827 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 483 transitions. [2022-11-21 23:47:23,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:47:23,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:23,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:24,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:28,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:28,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 398 states and 499 transitions. [2022-11-21 23:47:28,257 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 499 transitions. [2022-11-21 23:47:28,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:47:28,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:28,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:28,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:28,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 402 states and 504 transitions. [2022-11-21 23:47:28,895 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 504 transitions. [2022-11-21 23:47:28,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:47:28,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:28,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:28,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:29,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:34,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:34,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 411 states and 528 transitions. [2022-11-21 23:47:34,363 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 528 transitions. [2022-11-21 23:47:34,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:47:34,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:34,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:34,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:36,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:36,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 418 states and 542 transitions. [2022-11-21 23:47:36,883 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 542 transitions. [2022-11-21 23:47:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:47:36,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:36,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:37,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:40,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:40,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 426 states and 559 transitions. [2022-11-21 23:47:40,680 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 559 transitions. [2022-11-21 23:47:40,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:47:40,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:40,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:40,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:41,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:41,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 425 states and 558 transitions. [2022-11-21 23:47:41,145 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 558 transitions. [2022-11-21 23:47:41,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:47:41,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:41,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:42,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:50,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:50,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 434 states and 585 transitions. [2022-11-21 23:47:50,096 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 585 transitions. [2022-11-21 23:47:50,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:47:50,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:50,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:50,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:50,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:51,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:51,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 438 states and 593 transitions. [2022-11-21 23:47:51,212 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 593 transitions. [2022-11-21 23:47:51,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:47:51,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:51,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:51,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:53,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:53,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 442 states and 597 transitions. [2022-11-21 23:47:53,803 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 597 transitions. [2022-11-21 23:47:53,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:47:53,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:53,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:54,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:54,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:54,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 441 states and 596 transitions. [2022-11-21 23:47:54,363 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 596 transitions. [2022-11-21 23:47:54,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:47:54,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:54,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:54,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:55,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:55,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 443 states and 599 transitions. [2022-11-21 23:47:55,734 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 599 transitions. [2022-11-21 23:47:55,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:47:55,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:55,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:56,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:47:56,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:56,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 442 states and 598 transitions. [2022-11-21 23:47:56,326 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 598 transitions. [2022-11-21 23:47:56,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:47:56,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:56,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:47:57,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:01,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:01,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 447 states and 607 transitions. [2022-11-21 23:48:01,589 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 607 transitions. [2022-11-21 23:48:01,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:48:01,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:01,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:01,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:02,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 447 states and 606 transitions. [2022-11-21 23:48:02,975 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 606 transitions. [2022-11-21 23:48:02,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:48:02,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:02,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:02,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:03,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:03,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:03,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 446 states and 605 transitions. [2022-11-21 23:48:03,031 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 605 transitions. [2022-11-21 23:48:03,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:48:03,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:03,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:03,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:03,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:03,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 448 states and 608 transitions. [2022-11-21 23:48:03,120 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 608 transitions. [2022-11-21 23:48:03,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:48:03,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:03,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:03,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:04,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 439 states and 589 transitions. [2022-11-21 23:48:04,597 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 589 transitions. [2022-11-21 23:48:04,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:48:04,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:04,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:04,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:05,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:14,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:14,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 446 states and 619 transitions. [2022-11-21 23:48:14,312 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 619 transitions. [2022-11-21 23:48:14,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:48:14,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:14,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:14,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:18,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:18,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 455 states and 638 transitions. [2022-11-21 23:48:18,623 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 638 transitions. [2022-11-21 23:48:18,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:48:18,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:18,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:18,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:23,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:23,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 464 states and 657 transitions. [2022-11-21 23:48:23,912 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 657 transitions. [2022-11-21 23:48:23,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:48:23,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:23,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:24,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:24,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:24,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 466 states and 659 transitions. [2022-11-21 23:48:24,511 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 659 transitions. [2022-11-21 23:48:24,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:48:24,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:24,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:26,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:37,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:37,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 474 states and 673 transitions. [2022-11-21 23:48:37,248 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 673 transitions. [2022-11-21 23:48:37,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:48:37,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:37,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:37,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:41,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:41,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 482 states and 687 transitions. [2022-11-21 23:48:41,879 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 687 transitions. [2022-11-21 23:48:41,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:48:41,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:41,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:41,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:47,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:47,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 490 states and 701 transitions. [2022-11-21 23:48:47,217 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 701 transitions. [2022-11-21 23:48:47,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:48:47,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:47,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:49,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:58,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:58,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 496 states and 713 transitions. [2022-11-21 23:48:58,880 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 713 transitions. [2022-11-21 23:48:58,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:48:58,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:58,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:58,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:48:59,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:59,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 500 states and 720 transitions. [2022-11-21 23:48:59,007 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 720 transitions. [2022-11-21 23:48:59,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:48:59,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:59,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:48:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:49:11,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:49:11,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 514 states and 746 transitions. [2022-11-21 23:49:11,145 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 746 transitions. [2022-11-21 23:49:11,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:49:11,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:49:11,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:49:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:49:11,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:49:13,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:49:13,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 514 states and 745 transitions. [2022-11-21 23:49:13,148 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 745 transitions. [2022-11-21 23:49:13,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:49:13,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:49:13,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:49:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:49:13,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:49:13,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:49:13,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 516 states and 749 transitions. [2022-11-21 23:49:13,241 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 749 transitions. [2022-11-21 23:49:13,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:49:13,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:49:13,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:49:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:49:13,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:49:13,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:49:13,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 516 states and 748 transitions. [2022-11-21 23:49:13,754 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 748 transitions. [2022-11-21 23:49:13,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:49:13,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:49:13,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:49:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:49:13,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:49:13,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:49:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 519 states and 753 transitions. [2022-11-21 23:49:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 753 transitions. [2022-11-21 23:49:13,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:49:13,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:49:13,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:49:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:49:13,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:49:15,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:49:15,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 523 states and 759 transitions. [2022-11-21 23:49:15,035 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 759 transitions. [2022-11-21 23:49:15,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:49:15,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:49:15,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:49:15,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:49:17,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:49:44,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:49:44,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 540 states and 797 transitions. [2022-11-21 23:49:44,748 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 797 transitions. [2022-11-21 23:49:44,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:49:44,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:49:44,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:49:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:49:49,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:50:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:50:24,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 557 states and 836 transitions. [2022-11-21 23:50:24,736 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 836 transitions. [2022-11-21 23:50:24,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:50:24,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:50:24,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:50:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:50:27,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:50:47,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:50:47,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 566 states and 900 transitions. [2022-11-21 23:50:47,405 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 900 transitions. [2022-11-21 23:50:47,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:50:47,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:50:47,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:50:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:50:47,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:50:47,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:50:47,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 568 states and 902 transitions. [2022-11-21 23:50:47,538 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 902 transitions. [2022-11-21 23:50:47,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:50:47,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:50:47,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:50:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:50:47,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:50:49,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:50:49,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 570 states and 904 transitions. [2022-11-21 23:50:49,433 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 904 transitions. [2022-11-21 23:50:49,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:50:49,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:50:49,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:50:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:50:52,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:17,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:17,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 581 states and 930 transitions. [2022-11-21 23:51:17,104 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 930 transitions. [2022-11-21 23:51:17,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:51:17,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:17,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:17,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:20,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:20,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 581 states and 929 transitions. [2022-11-21 23:51:20,146 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 929 transitions. [2022-11-21 23:51:20,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:51:20,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:20,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:20,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:20,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:20,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 580 states and 928 transitions. [2022-11-21 23:51:20,207 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 928 transitions. [2022-11-21 23:51:20,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:51:20,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:20,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:20,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:20,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:20,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 582 states and 931 transitions. [2022-11-21 23:51:20,301 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 931 transitions. [2022-11-21 23:51:20,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:51:20,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:20,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:20,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:25,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:25,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 585 states and 937 transitions. [2022-11-21 23:51:25,409 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 937 transitions. [2022-11-21 23:51:25,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:51:25,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:25,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:33,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:33,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 588 states and 943 transitions. [2022-11-21 23:51:33,179 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 943 transitions. [2022-11-21 23:51:33,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:51:33,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:33,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:33,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:33,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:33,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 589 states and 944 transitions. [2022-11-21 23:51:33,263 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 944 transitions. [2022-11-21 23:51:33,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:51:33,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:33,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:33,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:33,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:33,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:33,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 590 states and 945 transitions. [2022-11-21 23:51:33,371 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 945 transitions. [2022-11-21 23:51:33,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:51:33,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:33,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:35,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:41,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:41,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 593 states and 960 transitions. [2022-11-21 23:51:41,797 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 960 transitions. [2022-11-21 23:51:41,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:51:41,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:41,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:41,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:41,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:41,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 595 states and 963 transitions. [2022-11-21 23:51:41,922 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 963 transitions. [2022-11-21 23:51:41,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:51:41,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:41,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:41,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:43,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:51:56,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:51:56,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 599 states and 973 transitions. [2022-11-21 23:51:56,534 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 973 transitions. [2022-11-21 23:51:56,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 23:51:56,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:51:56,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:51:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:51:56,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:52:00,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:52:00,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 605 states and 1001 transitions. [2022-11-21 23:52:00,858 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1001 transitions. [2022-11-21 23:52:00,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 23:52:00,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:52:00,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:52:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:52:00,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:52:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:52:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 608 states and 1008 transitions. [2022-11-21 23:52:05,015 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1008 transitions. [2022-11-21 23:52:05,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 23:52:05,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:52:05,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:52:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:52:05,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:52:07,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:52:07,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 610 states and 1013 transitions. [2022-11-21 23:52:07,388 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1013 transitions. [2022-11-21 23:52:07,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 23:52:07,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:52:07,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:52:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:52:07,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:52:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:52:08,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 611 states and 1013 transitions. [2022-11-21 23:52:08,420 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1013 transitions. [2022-11-21 23:52:08,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:52:08,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:52:08,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:52:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:52:08,538 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:52:10,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:52:10,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 611 states and 1012 transitions. [2022-11-21 23:52:10,619 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1012 transitions. [2022-11-21 23:52:10,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:52:10,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:52:10,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:52:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:52:14,337 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:53:01,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:53:01,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 631 states and 1068 transitions. [2022-11-21 23:53:01,692 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1068 transitions. [2022-11-21 23:53:01,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:53:01,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:53:01,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:53:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:53:01,982 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:53:03,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:53:03,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 633 states and 1081 transitions. [2022-11-21 23:53:03,779 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1081 transitions. [2022-11-21 23:53:03,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:53:03,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:53:03,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:53:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:53:03,902 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:53:07,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:53:07,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 635 states and 1088 transitions. [2022-11-21 23:53:07,511 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1088 transitions. [2022-11-21 23:53:07,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:53:07,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:53:07,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:53:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:53:07,980 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:53:08,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:53:08,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 636 states and 1088 transitions. [2022-11-21 23:53:08,027 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1088 transitions. [2022-11-21 23:53:08,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 23:53:08,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:53:08,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:53:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:53:09,934 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:53:12,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:53:12,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 637 states and 1091 transitions. [2022-11-21 23:53:12,623 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1091 transitions. [2022-11-21 23:53:12,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 23:53:12,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:53:12,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:53:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:53:16,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:53:35,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:53:35,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 645 states and 1118 transitions. [2022-11-21 23:53:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1118 transitions. [2022-11-21 23:53:35,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:53:35,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:53:35,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:53:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:53:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:54:12,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:54:12,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 660 states and 1165 transitions. [2022-11-21 23:54:12,641 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1165 transitions. [2022-11-21 23:54:12,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:54:12,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:54:12,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:54:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:54:12,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:54:17,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:54:17,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 663 states and 1191 transitions. [2022-11-21 23:54:17,850 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1191 transitions. [2022-11-21 23:54:17,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:54:17,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:54:17,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:54:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:54:18,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:54:20,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:54:20,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 664 states and 1193 transitions. [2022-11-21 23:54:20,572 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1193 transitions. [2022-11-21 23:54:20,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:54:20,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:54:20,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:54:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:54:20,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:54:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:54:20,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 665 states and 1193 transitions. [2022-11-21 23:54:20,936 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1193 transitions. [2022-11-21 23:54:20,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:54:20,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:54:20,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:54:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:54:24,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:54:52,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:54:52,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 674 states and 1235 transitions. [2022-11-21 23:54:52,480 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1235 transitions. [2022-11-21 23:54:52,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:54:52,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:54:52,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:54:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:54:55,643 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:55:20,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:20,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 682 states and 1265 transitions. [2022-11-21 23:55:20,930 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1265 transitions. [2022-11-21 23:55:20,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:55:20,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:20,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:21,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:55:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 684 states and 1274 transitions. [2022-11-21 23:55:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1274 transitions. [2022-11-21 23:55:26,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:55:26,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:26,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:27,146 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:55:30,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:30,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 685 states and 1284 transitions. [2022-11-21 23:55:30,056 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1284 transitions. [2022-11-21 23:55:30,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:55:30,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:30,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:31,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:55:51,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:51,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 691 states and 1296 transitions. [2022-11-21 23:55:51,099 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1296 transitions. [2022-11-21 23:55:51,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:55:51,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:51,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:51,394 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:55:56,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:56,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 693 states and 1300 transitions. [2022-11-21 23:55:56,415 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1300 transitions. [2022-11-21 23:55:56,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:55:56,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:56,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:56,485 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:01,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:01,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 694 states and 1302 transitions. [2022-11-21 23:56:01,298 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1302 transitions. [2022-11-21 23:56:01,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:56:01,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:01,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:01,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:04,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:04,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 695 states and 1304 transitions. [2022-11-21 23:56:04,523 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1304 transitions. [2022-11-21 23:56:04,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:56:04,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:04,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:04,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:04,588 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:06,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:06,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 694 states and 1300 transitions. [2022-11-21 23:56:06,947 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1300 transitions. [2022-11-21 23:56:06,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:56:06,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:06,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:10,475 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:28,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:28,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 700 states and 1322 transitions. [2022-11-21 23:56:28,529 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1322 transitions. [2022-11-21 23:56:28,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:56:28,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:28,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:28,602 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:31,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:31,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 701 states and 1325 transitions. [2022-11-21 23:56:31,384 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1325 transitions. [2022-11-21 23:56:31,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:56:31,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:31,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:31,636 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:37,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:37,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 703 states and 1338 transitions. [2022-11-21 23:56:37,807 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1338 transitions. [2022-11-21 23:56:37,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:56:37,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:37,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:47,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:58:17,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:17,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 721 states and 1386 transitions. [2022-11-21 23:58:17,570 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1386 transitions. [2022-11-21 23:58:17,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 23:58:17,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:17,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:58:17,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:58:17,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:58:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:58:18,172 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:58:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:58:18,622 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 99 iterations. [2022-11-21 23:58:18,655 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,656 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,656 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,656 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,657 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,657 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,657 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,657 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,658 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,658 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,658 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,658 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,659 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,659 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,659 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,660 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,660 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,660 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,663 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,679 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,679 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,679 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:58:18 ImpRootNode [2022-11-21 23:58:18,708 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:58:18,709 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:58:18,709 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:58:18,709 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:58:18,710 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:47:09" (3/4) ... [2022-11-21 23:58:18,711 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-21 23:58:18,729 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,729 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,730 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,730 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,730 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,730 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,731 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,731 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,731 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,731 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,732 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,732 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,732 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,732 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,733 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,733 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,733 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,733 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,736 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,737 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,737 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,737 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-21 23:58:18,782 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:58:18,783 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:58:18,783 INFO L158 Benchmark]: Toolchain (without parser) took 671467.64ms. Allocated memory was 165.7MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 121.9MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 909.8MB. Max. memory is 16.1GB. [2022-11-21 23:58:18,784 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:58:18,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 784.28ms. Allocated memory is still 165.7MB. Free memory was 121.9MB in the beginning and 96.4MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-21 23:58:18,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.87ms. Allocated memory is still 165.7MB. Free memory was 96.4MB in the beginning and 93.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:58:18,785 INFO L158 Benchmark]: Boogie Preprocessor took 51.94ms. Allocated memory is still 165.7MB. Free memory was 93.0MB in the beginning and 89.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:58:18,786 INFO L158 Benchmark]: RCFGBuilder took 1570.43ms. Allocated memory is still 165.7MB. Free memory was 89.2MB in the beginning and 125.7MB in the end (delta: -36.5MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2022-11-21 23:58:18,786 INFO L158 Benchmark]: CodeCheck took 668914.82ms. Allocated memory was 165.7MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 125.7MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 907.4MB. Max. memory is 16.1GB. [2022-11-21 23:58:18,786 INFO L158 Benchmark]: Witness Printer took 74.04ms. Allocated memory is still 3.2GB. Free memory was 2.3GB in the beginning and 2.3GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:58:18,789 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 385 locations, 186 error locations. Started 1 CEGAR loops. OverallTime: 668.8s, OverallIterations: 99, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 35107 SdHoareTripleChecker+Valid, 187.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 26607 mSDsluCounter, 43960 SdHoareTripleChecker+Invalid, 163.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 28958 mSDsCounter, 26402 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 112858 IncrementalHoareTripleChecker+Invalid, 139260 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26402 mSolverCounterUnsat, 15002 mSDtfsCounter, 112858 mSolverCounterSat, 2.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22465 GetRequests, 20719 SyntacticMatches, 216 SemanticMatches, 1530 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1027785 ImplicationChecksByTransitivity, 642.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 75.1s InterpolantComputationTime, 2448 NumberOfCodeBlocks, 2448 NumberOfCodeBlocksAsserted, 99 NumberOfCheckSat, 2309 ConstructedInterpolants, 0 QuantifiedInterpolants, 9886 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 98 InterpolantComputations, 95 PerfectInterpolantSequences, 158/161 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: -1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L779] user_t *user; [L975] user = malloc(sizeof(user_t)) [L976] CALL user_initialize() [L966] EXPR, FCALL calloc(1, sizeof(info_t)) [L966] user->info = calloc(1, sizeof(info_t)) VAL [calloc(1, sizeof(info_t))={2635:0}, user={2636:0}] [L967] user->message.id = 11 VAL [calloc(1, sizeof(info_t))={2635:0}, user={2636:0}] [L968] EXPR user->info VAL [calloc(1, sizeof(info_t))={2635:0}, user={2636:0}, user->info={2635:0}] [L968] user->info->is_valid = 0 [L969] user->status = AS_NULL VAL [calloc(1, sizeof(info_t))={2635:0}, user={2636:0}] [L970] user->user_id = 11 VAL [calloc(1, sizeof(info_t))={2635:0}, user={2636:0}] [L971] user->timeout = 3 [L976] RET user_initialize() [L977] event_t e = {0}; VAL [\old(argc)=9, argc=9, argv={6:13}, argv={6:13}, e={2638:0}, user={2636:0}] [L978] e.primitive = _EVENT_START VAL [\old(argc)=9, argc=9, argv={6:13}, argv={6:13}, e={2638:0}, user={2636:0}] [L979] CALL event_precess(&e) VAL [e={2638:0}, user={2636:0}] [L943] EXPR user->status [L943] sys_state_t status = user->status; [L944] int rc = -1; VAL [e={2638:0}, e={2638:0}, rc=-1, status=1, user={2636:0}] [L945] COND TRUE status < AS_STATE_MAX [L947] case AS_NULL: VAL [e={2638:0}, e={2638:0}, rc=-1, status=1, user={2636:0}] [L948] CALL ASNull(e) VAL [e={2638:0}, user={2636:0}] [L838] EXPR e->primitive [L838] e_primitive_t primitive = e->primitive; [L839] COND TRUE primitive == _EVENT_START [L840] CALL status_update(AS_START) [L814] COND TRUE status < AS_STATE_MAX VAL [\old(status)=2, status=2, user={2636:0}] [L815] EXPR user->status VAL [\old(status)=2, status=2, user={2636:0}, user->status=1] [L815] COND TRUE user->status != status [L816] user->status = status [L817] return 10; VAL [\old(status)=2, \result=10, status=2, user={2636:0}] [L840] RET status_update(AS_START) [L841] CALL system_initialize() VAL [user={2636:0}] [L829] event_t e = {0}; VAL [e={9577:0}, user={2636:0}] [L830] EXPR user->info VAL [e={9577:0}, user={2636:0}, user->info={2635:0}] [L830] EXPR user->info->is_valid VAL [e={9577:0}, user={2636:0}, user->info={2635:0}, user->info->is_valid=0] [L830] COND TRUE !user->info->is_valid [L831] e.primitive = _EVENT_CLOSE VAL [e={9577:0}, user={2636:0}] [L835] CALL event_precess(&e) VAL [e={9577:0}, user={2636:0}] [L943] EXPR user->status [L943] sys_state_t status = user->status; [L944] int rc = -1; VAL [e={9577:0}, e={9577:0}, rc=-1, status=2, user={2636:0}] [L945] COND TRUE status < AS_STATE_MAX [L947] case AS_NULL: [L950] case AS_START: VAL [e={9577:0}, e={9577:0}, rc=-1, status=2, user={2636:0}] [L951] CALL ASStart(e) VAL [e={9577:0}, user={2636:0}] [L881] EXPR e->primitive [L881] e_primitive_t primitive = e->primitive; [L882] int rc = -1; [L884] case _EVENT_OPEN: [L898] case _EVENT_CLOSE: [L899] message_t *message = &user->message; [L900] EXPR, FCALL calloc(0, sizeof(*message)) [L900] message = calloc(0, sizeof(*message)) VAL [calloc(0, sizeof(*message))={-1:0}, e={9577:0}, e={9577:0}, message={-1:0}, primitive=3, rc=-1, user={2636:0}] [L901] message->id = 3 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 784.28ms. Allocated memory is still 165.7MB. Free memory was 121.9MB in the beginning and 96.4MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.87ms. Allocated memory is still 165.7MB. Free memory was 96.4MB in the beginning and 93.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.94ms. Allocated memory is still 165.7MB. Free memory was 93.0MB in the beginning and 89.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1570.43ms. Allocated memory is still 165.7MB. Free memory was 89.2MB in the beginning and 125.7MB in the end (delta: -36.5MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * CodeCheck took 668914.82ms. Allocated memory was 165.7MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 125.7MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 907.4MB. Max. memory is 16.1GB. * Witness Printer took 74.04ms. Allocated memory is still 3.2GB. Free memory was 2.3GB in the beginning and 2.3GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2022-11-21 23:58:18,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_265f129a-3000-4625-9cd5-fdc862479dd7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref)