./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/loopv2.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_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/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_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/loopv2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/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_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/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 c8ee88878035a7d0dcaaed453412906e138032b7646709b0475a2b7f1b3ea855 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:29:20,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:20,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:20,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:20,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:20,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:20,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:20,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:20,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:20,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:20,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:20,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:20,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:20,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:20,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:20,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:20,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:20,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:20,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:20,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:20,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:20,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:20,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:20,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:20,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:20,816 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:20,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:20,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:20,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:20,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:20,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:20,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:20,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:20,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:20,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:20,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:20,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:20,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:20,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:20,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:20,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:20,831 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:29:20,892 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:20,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:20,893 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:20,894 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:20,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:20,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:20,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:20,895 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:20,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:20,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:20,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:20,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:20,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:20,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:20,897 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:20,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:20,897 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:20,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:20,898 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:20,898 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:20,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:20,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:20,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:20,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:20,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:20,917 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:20,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:20,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:20,918 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_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8ee88878035a7d0dcaaed453412906e138032b7646709b0475a2b7f1b3ea855 [2022-10-17 16:29:21,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:21,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:21,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:21,167 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:21,168 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:21,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loops-crafted-1/loopv2.c [2022-10-17 16:29:21,241 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/bin/ukojak-92XMlrwhuB/data/3718157dd/d38fab8eee67494683f941db1ee11383/FLAG7c6e98ce9 [2022-10-17 16:29:21,777 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:21,778 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/sv-benchmarks/c/loops-crafted-1/loopv2.c [2022-10-17 16:29:21,786 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/bin/ukojak-92XMlrwhuB/data/3718157dd/d38fab8eee67494683f941db1ee11383/FLAG7c6e98ce9 [2022-10-17 16:29:22,139 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/bin/ukojak-92XMlrwhuB/data/3718157dd/d38fab8eee67494683f941db1ee11383 [2022-10-17 16:29:22,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:22,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:22,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:22,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:22,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:22,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@702e3d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22, skipping insertion in model container [2022-10-17 16:29:22,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:22,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:22,437 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_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/sv-benchmarks/c/loops-crafted-1/loopv2.c[454,467] [2022-10-17 16:29:22,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:22,462 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:22,477 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_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/sv-benchmarks/c/loops-crafted-1/loopv2.c[454,467] [2022-10-17 16:29:22,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:22,495 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:22,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22 WrapperNode [2022-10-17 16:29:22,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:22,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:22,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:22,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:22,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,532 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 45 [2022-10-17 16:29:22,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:22,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:22,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:22,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:22,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,552 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:22,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:22,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:22,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:22,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:22,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:22,604 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:22,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d908fd-a42d-4f0a-a90d-db957c5b07ba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:22,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:22,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:22,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:22,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:22,708 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:22,710 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:22,873 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:22,901 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:22,902 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:29:22,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:22 BoogieIcfgContainer [2022-10-17 16:29:22,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:22,906 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:22,906 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:22,918 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:22,918 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:22" (1/1) ... [2022-10-17 16:29:22,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:29:22,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:22,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2022-10-17 16:29:22,991 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2022-10-17 16:29:22,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:29:22,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:22,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:23,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:23,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:23,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:23,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2022-10-17 16:29:23,449 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2022-10-17 16:29:23,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:29:23,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:23,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:23,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:24,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:24,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 15 states and 28 transitions. [2022-10-17 16:29:24,061 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 28 transitions. [2022-10-17 16:29:24,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:29:24,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:24,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:24,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:24,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:24,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 18 states and 37 transitions. [2022-10-17 16:29:24,799 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 37 transitions. [2022-10-17 16:29:24,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:29:24,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:24,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:24,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:25,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:25,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 19 states and 41 transitions. [2022-10-17 16:29:25,209 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 41 transitions. [2022-10-17 16:29:25,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:29:25,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:25,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:25,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:25,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:25,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 21 states and 46 transitions. [2022-10-17 16:29:25,981 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 46 transitions. [2022-10-17 16:29:25,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:29:25,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:25,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:26,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:26,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:26,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 22 states and 51 transitions. [2022-10-17 16:29:26,529 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 51 transitions. [2022-10-17 16:29:26,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:29:26,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:26,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:26,731 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:27,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:27,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 23 states and 56 transitions. [2022-10-17 16:29:27,056 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 56 transitions. [2022-10-17 16:29:27,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:29:27,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:27,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:27,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:27,297 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:27,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:27,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 24 states and 61 transitions. [2022-10-17 16:29:27,723 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 61 transitions. [2022-10-17 16:29:27,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:29:27,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:27,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:28,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:28,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 26 states and 79 transitions. [2022-10-17 16:29:28,426 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 79 transitions. [2022-10-17 16:29:28,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:29:28,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:28,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:28,693 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:29,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:29,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 27 states and 85 transitions. [2022-10-17 16:29:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 85 transitions. [2022-10-17 16:29:29,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:29:29,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:29,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:29,514 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:30,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:30,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 28 states and 91 transitions. [2022-10-17 16:29:30,092 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 91 transitions. [2022-10-17 16:29:30,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:29:30,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:30,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:30,448 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:31,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:31,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 29 states and 97 transitions. [2022-10-17 16:29:31,069 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 97 transitions. [2022-10-17 16:29:31,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:29:31,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:31,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:31,421 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:32,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:32,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 30 states and 103 transitions. [2022-10-17 16:29:32,070 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 103 transitions. [2022-10-17 16:29:32,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:29:32,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:32,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:33,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:33,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 31 states and 109 transitions. [2022-10-17 16:29:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 109 transitions. [2022-10-17 16:29:33,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:29:33,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:33,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:33,455 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:34,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:34,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 32 states and 115 transitions. [2022-10-17 16:29:34,170 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 115 transitions. [2022-10-17 16:29:34,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:29:34,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:34,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:34,492 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:35,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:35,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 33 states and 121 transitions. [2022-10-17 16:29:35,304 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 121 transitions. [2022-10-17 16:29:35,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:35,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:35,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:35,768 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:36,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:36,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 34 states and 127 transitions. [2022-10-17 16:29:36,703 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 127 transitions. [2022-10-17 16:29:36,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:29:36,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:36,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:37,096 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:37,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:37,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 35 states and 133 transitions. [2022-10-17 16:29:37,836 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 133 transitions. [2022-10-17 16:29:37,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:29:37,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:37,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:38,284 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:39,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:39,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 36 states and 139 transitions. [2022-10-17 16:29:39,069 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 139 transitions. [2022-10-17 16:29:39,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:29:39,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:39,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:39,496 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:40,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:40,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 37 states and 145 transitions. [2022-10-17 16:29:40,444 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 145 transitions. [2022-10-17 16:29:40,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:29:40,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:40,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:40,890 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:41,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:41,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 38 states and 151 transitions. [2022-10-17 16:29:41,803 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 151 transitions. [2022-10-17 16:29:41,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:29:41,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:41,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:42,127 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:43,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:43,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 39 states and 157 transitions. [2022-10-17 16:29:43,138 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 157 transitions. [2022-10-17 16:29:43,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:29:43,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:43,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:43,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:43,683 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:44,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:44,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 40 states and 163 transitions. [2022-10-17 16:29:44,665 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 163 transitions. [2022-10-17 16:29:44,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:29:44,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:44,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:45,184 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:46,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 41 states and 169 transitions. [2022-10-17 16:29:46,335 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 169 transitions. [2022-10-17 16:29:46,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:29:46,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:46,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:46,705 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:47,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:47,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 42 states and 175 transitions. [2022-10-17 16:29:47,746 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 175 transitions. [2022-10-17 16:29:47,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:29:47,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:47,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:48,282 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:49,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:49,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 43 states and 181 transitions. [2022-10-17 16:29:49,536 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 181 transitions. [2022-10-17 16:29:49,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:29:49,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:49,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:51,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:51,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 44 states and 187 transitions. [2022-10-17 16:29:51,393 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 187 transitions. [2022-10-17 16:29:51,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:29:51,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:51,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:51,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:51,817 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.