./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 904eff5ab9a028829a49b56a519e098f085128eb26f428782b06e9247ecafe60 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:04:03,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:03,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:03,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:03,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:03,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:03,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:03,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:03,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:03,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:03,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:03,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:03,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:03,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:03,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:03,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:03,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:03,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:03,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:03,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:03,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:03,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:03,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:03,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:03,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:03,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:03,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:03,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:03,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:03,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:03,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:03,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:03,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:03,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:03,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:03,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:03,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:03,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:03,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:03,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:03,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:03,412 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:04:03,446 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:03,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:03,447 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:03,447 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:03,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:03,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:03,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:03,451 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:03,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:03,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:03,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:03,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:03,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:03,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:03,453 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:03,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:03,454 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:03,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:03,454 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:03,454 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:03,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:03,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:03,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:03,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:03,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:03,456 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:03,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:03,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:03,456 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_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 904eff5ab9a028829a49b56a519e098f085128eb26f428782b06e9247ecafe60 [2022-10-17 17:04:03,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:03,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:03,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:03,803 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:03,804 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:03,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound5.c [2022-10-17 17:04:03,876 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/data/f45377069/6a3a87acdc4e438e9a36367673ca2277/FLAG2f218dbcb [2022-10-17 17:04:04,389 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:04,390 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound5.c [2022-10-17 17:04:04,397 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/data/f45377069/6a3a87acdc4e438e9a36367673ca2277/FLAG2f218dbcb [2022-10-17 17:04:04,759 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/data/f45377069/6a3a87acdc4e438e9a36367673ca2277 [2022-10-17 17:04:04,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:04,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:04,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:04,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:04,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:04,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:04" (1/1) ... [2022-10-17 17:04:04,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77126120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:04, skipping insertion in model container [2022-10-17 17:04:04,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:04" (1/1) ... [2022-10-17 17:04:04,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:04,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:04,990 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound5.c[537,550] [2022-10-17 17:04:05,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:05,039 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:05,056 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound5.c[537,550] [2022-10-17 17:04:05,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:05,095 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:05,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05 WrapperNode [2022-10-17 17:04:05,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:05,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:05,096 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:05,096 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:05,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,129 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2022-10-17 17:04:05,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:05,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:05,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:05,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:05,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,153 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:05,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:05,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:05,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:05,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:05,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:05,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:05,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_115e7743-9c20-45dd-a65b-3bcc7f7b2eda/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:05,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:05,263 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 17:04:05,264 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 17:04:05,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:05,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:05,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:05,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:04:05,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:04:05,329 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:05,331 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:05,486 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:05,522 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:05,522 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 17:04:05,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:05 BoogieIcfgContainer [2022-10-17 17:04:05,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:05,526 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:05,526 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:05,536 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:05,537 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:05,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2022-10-17 17:04:05,603 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2022-10-17 17:04:05,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:05,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:06,063 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:06,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:06,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2022-10-17 17:04:06,256 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2022-10-17 17:04:06,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:04:06,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:06,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:06,895 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:07,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:07,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2022-10-17 17:04:07,177 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2022-10-17 17:04:07,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:04:07,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:07,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:07,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 14 conjunts are in the unsatisfiable core [2022-10-17 17:04:07,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:07,564 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:04:14,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.93s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-10-17 17:04:14,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:14,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 67 transitions. [2022-10-17 17:04:14,295 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 67 transitions. [2022-10-17 17:04:14,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:04:14,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:14,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:14,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 17:04:14,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:14,502 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 17:04:15,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:15,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 43 states and 76 transitions. [2022-10-17 17:04:15,429 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 76 transitions. [2022-10-17 17:04:15,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:15,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:15,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:15,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:15,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:15,968 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:17,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:17,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 49 states and 91 transitions. [2022-10-17 17:04:17,100 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 91 transitions. [2022-10-17 17:04:17,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:17,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:17,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:17,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:17,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:17,481 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:18,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:18,432 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:18,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:18,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:18,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:18,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:18,743 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:18,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:18,783 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:18,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:18,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:18,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:18,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:19,091 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:19,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:19,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:19,141 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:19,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:19,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:19,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:19,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:19,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:19,454 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:19,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:19,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:19,488 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:19,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:19,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:19,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:19,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:19,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:19,772 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:19,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:19,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:19,808 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:19,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:19,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:19,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:19,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:19,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:19,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:20,059 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:20,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:20,091 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:20,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:20,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:20,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:20,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:20,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:20,411 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:20,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:20,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:20,450 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:20,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:20,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:20,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:20,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:20,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:20,855 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:20,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:20,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:20,888 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:20,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:20,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:20,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:21,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:21,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:21,175 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:21,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:21,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:21,208 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:21,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:21,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:21,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:21,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:21,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:21,424 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:21,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:21,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:21,457 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:21,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:21,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:21,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:21,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:21,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:21,738 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:21,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:21,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:21,772 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:21,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:21,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:21,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:21,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:21,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:22,133 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:22,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:22,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:22,174 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:22,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:22,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:22,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:22,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:22,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:22,506 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:22,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:22,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:22,537 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:22,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:22,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:22,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:22,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:22,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:22,791 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:22,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:22,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:22,818 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:22,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:22,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:22,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:22,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:22,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:23,058 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:23,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:23,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:23,086 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:23,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:23,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:23,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:23,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:23,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:23,394 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:23,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:23,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:23,422 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:23,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:23,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:23,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:23,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:23,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:23,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:23,774 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:23,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:23,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:23,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:23,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:23,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:24,019 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:24,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:24,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:24,054 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:24,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:24,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:24,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:24,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:24,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:24,339 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:24,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:24,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:24,365 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:24,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:24,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:24,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:24,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:24,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:24,637 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:24,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:24,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:24,669 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:24,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:24,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:24,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:24,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:24,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:24,914 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:24,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:24,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:24,939 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:24,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:24,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:24,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:25,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:25,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:25,137 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:25,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:25,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:25,164 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:25,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:25,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:25,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:25,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:25,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:25,375 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:25,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:25,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:25,430 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:25,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:25,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:25,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:25,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:25,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:25,749 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:25,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:25,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:25,774 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:25,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:25,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:25,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:25,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:25,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:25,925 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:25,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:25,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:25,946 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:25,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:25,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:25,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:26,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:26,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:26,176 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:26,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:26,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:26,201 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:26,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:26,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:26,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:26,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:26,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:26,434 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:26,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:26,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:26,455 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:26,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:26,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:26,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:26,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:26,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:26,703 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:26,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:26,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:26,728 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:26,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:26,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:26,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:26,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:26,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:26,973 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:27,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:27,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:27,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:27,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:27,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:27,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:27,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:27,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:27,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:27,274 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:27,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:27,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:27,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:27,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:27,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:27,478 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:27,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:27,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:27,501 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:27,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:27,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:27,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:27,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:27,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:27,740 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:27,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:27,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:27,764 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:27,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:27,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:27,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:27,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:27,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:28,013 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:28,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:28,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:28,038 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:28,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:28,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:28,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:28,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:28,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:28,342 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:28,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:28,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:28,376 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:28,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:28,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:28,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:28,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:28,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:28,617 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:28,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:28,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:28,646 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:28,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:28,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:28,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:28,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:28,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:28,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:28,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:28,905 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:28,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:28,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:28,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:29,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:29,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:29,181 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:29,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:29,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:29,206 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:29,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:29,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:29,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:29,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:29,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:29,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:29,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:29,531 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:29,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:29,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:29,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:29,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:29,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:29,782 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:29,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:29,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:29,803 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:29,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:29,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:29,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:29,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:29,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:30,042 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:30,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:30,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:30,066 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:30,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:30,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:30,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:30,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:30,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:30,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:30,343 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:30,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:30,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:30,367 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:30,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:30,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:30,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:30,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:30,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:30,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:30,672 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:30,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:30,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:30,694 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:30,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:30,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:30,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:30,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:30,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:30,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:30,936 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:30,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:30,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:30,990 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:30,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:30,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:30,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:31,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:31,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:31,243 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:31,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:31,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:31,267 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:31,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:31,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:31,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:31,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:31,573 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:31,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:31,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:31,597 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:31,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:31,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:31,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:31,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:31,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:31,862 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:31,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:31,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:31,886 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:31,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:31,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:31,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:32,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:32,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:32,172 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:32,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:32,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:32,195 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:32,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:32,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:32,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:32,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:32,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:32,411 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:32,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:32,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:32,432 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:32,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:32,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:32,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:32,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:32,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:32,620 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:32,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:32,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:32,644 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:32,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:32,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:32,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:32,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:32,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:32,873 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:32,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:32,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:32,897 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:32,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:32,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:32,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:32,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:32,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:33,097 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:33,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:33,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:33,119 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:33,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:33,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:33,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:33,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:33,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:33,366 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:33,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:33,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:33,402 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:33,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:33,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:33,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:33,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:33,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:33,764 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:33,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:33,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:33,788 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:33,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:33,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:33,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:33,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:33,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:34,065 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:34,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:34,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:34,088 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:34,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:34,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:34,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:34,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:34,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:34,364 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:34,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:34,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:34,384 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:34,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:34,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:34,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:34,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:34,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:34,575 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:34,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:34,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:34,598 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:34,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:34,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:34,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:34,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:34,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:34,810 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:34,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:34,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:34,831 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:34,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:34,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:34,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:35,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:35,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:35,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:35,139 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:35,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:35,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:35,157 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:35,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:35,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:35,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:35,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 17:04:35,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:04:35,414 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:04:35,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:35,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 98 transitions. [2022-10-17 17:04:35,436 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2022-10-17 17:04:35,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:35,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:35,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms