./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-sorted-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/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_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-sorted-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 618946a6e113450d0f3efa55a455801e1c2225c3ba6f88e87a9e8ad02019b85f --- 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 16:51:29,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:51:29,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:51:29,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:51:29,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:51:29,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:51:29,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:51:29,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:51:29,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:51:29,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:51:29,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:51:29,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:51:29,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:51:29,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:51:29,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:51:29,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:51:29,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:51:29,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:51:29,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:51:29,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:51:29,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:51:29,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:51:29,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:51:29,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:51:29,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:51:29,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:51:29,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:51:29,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:51:29,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:51:29,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:51:29,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:51:29,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:51:29,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:51:29,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:51:29,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:51:29,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:51:29,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:51:29,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:51:29,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:51:29,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:51:29,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:51:29,869 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:51:29,916 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:51:29,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:51:29,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:51:29,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:51:29,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:51:29,920 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:51:29,920 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:51:29,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:51:29,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:51:29,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:51:29,922 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:51:29,923 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:51:29,923 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:51:29,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:51:29,923 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:51:29,923 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:51:29,924 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:51:29,924 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:51:29,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:51:29,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:29,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:51:29,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:51:29,925 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:51:29,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:51:29,925 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 618946a6e113450d0f3efa55a455801e1c2225c3ba6f88e87a9e8ad02019b85f [2022-10-17 16:51:30,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:51:30,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:51:30,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:51:30,260 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:51:30,261 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:51:30,263 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/forester-heap/sll-sorted-2.i [2022-10-17 16:51:30,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB/data/d4bb8bc34/9795d2bb0eb74d66ba0c8a9d3e8d3ea4/FLAG94496cc3f [2022-10-17 16:51:30,929 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:51:30,931 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i [2022-10-17 16:51:30,949 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB/data/d4bb8bc34/9795d2bb0eb74d66ba0c8a9d3e8d3ea4/FLAG94496cc3f [2022-10-17 16:51:31,202 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB/data/d4bb8bc34/9795d2bb0eb74d66ba0c8a9d3e8d3ea4 [2022-10-17 16:51:31,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:51:31,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:51:31,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:31,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:51:31,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:51:31,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@620e745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31, skipping insertion in model container [2022-10-17 16:51:31,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:51:31,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:51:31,682 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22317,22330] [2022-10-17 16:51:31,688 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22452,22465] [2022-10-17 16:51:31,695 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22612,22625] [2022-10-17 16:51:31,702 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22941,22954] [2022-10-17 16:51:31,703 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23005,23018] [2022-10-17 16:51:31,706 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23136,23149] [2022-10-17 16:51:31,707 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23200,23213] [2022-10-17 16:51:31,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:31,728 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:51:31,779 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22317,22330] [2022-10-17 16:51:31,781 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22452,22465] [2022-10-17 16:51:31,783 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22612,22625] [2022-10-17 16:51:31,786 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22941,22954] [2022-10-17 16:51:31,787 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23005,23018] [2022-10-17 16:51:31,789 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23136,23149] [2022-10-17 16:51:31,790 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_20c35ec8-d9f4-441b-b51f-8284abe1363d/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23200,23213] [2022-10-17 16:51:31,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:31,821 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:51:31,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31 WrapperNode [2022-10-17 16:51:31,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:31,823 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:31,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:51:31,823 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:51:31,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,879 INFO L138 Inliner]: procedures = 119, calls = 40, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 199 [2022-10-17 16:51:31,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:31,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:51:31,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:51:31,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:51:31,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,948 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:51:31,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:51:31,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:51:31,963 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:51:31,964 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:31" (1/1) ... [2022-10-17 16:51:31,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:31,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:51:31,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:51:32,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c35ec8-d9f4-441b-b51f-8284abe1363d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:51:32,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:51:32,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:51:32,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:51:32,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:51:32,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:51:32,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:51:32,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:51:32,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:51:32,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:51:32,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:51:32,202 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:51:32,204 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:51:32,871 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:51:32,941 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:51:32,941 INFO L300 CfgBuilder]: Removed 20 assume(true) statements. [2022-10-17 16:51:32,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:32 BoogieIcfgContainer [2022-10-17 16:51:32,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:51:32,946 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:51:32,946 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:51:32,957 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:51:32,957 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:32" (1/1) ... [2022-10-17 16:51:32,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:51:33,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:33,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 144 states and 178 transitions. [2022-10-17 16:51:33,032 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 178 transitions. [2022-10-17 16:51:33,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:51:33,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:33,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:33,225 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 16:51:33,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:33,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 143 states and 177 transitions. [2022-10-17 16:51:33,258 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 177 transitions. [2022-10-17 16:51:33,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:51:33,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:33,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:33,361 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 16:51:33,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:33,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 142 states and 176 transitions. [2022-10-17 16:51:33,451 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 176 transitions. [2022-10-17 16:51:33,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:51:33,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:33,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:33,504 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 16:51:33,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:33,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 141 states and 175 transitions. [2022-10-17 16:51:33,531 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 175 transitions. [2022-10-17 16:51:33,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:51:33,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:33,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:33,695 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 16:51:33,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:33,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 140 states and 174 transitions. [2022-10-17 16:51:33,838 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 174 transitions. [2022-10-17 16:51:33,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:51:33,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:33,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:33,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:34,008 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 16:51:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:34,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 139 states and 172 transitions. [2022-10-17 16:51:34,058 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 172 transitions. [2022-10-17 16:51:34,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:51:34,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:34,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:34,305 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 16:51:34,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 142 states and 178 transitions. [2022-10-17 16:51:34,456 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 178 transitions. [2022-10-17 16:51:34,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:51:34,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:34,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:34,509 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 16:51:34,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:34,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 141 states and 177 transitions. [2022-10-17 16:51:34,531 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 177 transitions. [2022-10-17 16:51:34,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:51:34,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:34,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:34,685 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 16:51:34,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:34,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 142 states and 179 transitions. [2022-10-17 16:51:34,883 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 179 transitions. [2022-10-17 16:51:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:51:34,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:34,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:34,925 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 16:51:35,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:35,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 144 states and 180 transitions. [2022-10-17 16:51:35,083 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 180 transitions. [2022-10-17 16:51:35,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:51:35,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:35,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:35,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:35,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:35,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 146 states and 184 transitions. [2022-10-17 16:51:35,615 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 184 transitions. [2022-10-17 16:51:35,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:51:35,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:35,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:35,929 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 16:51:36,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:36,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 148 states and 188 transitions. [2022-10-17 16:51:36,477 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 188 transitions. [2022-10-17 16:51:36,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:51:36,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:36,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:36,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:36,530 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 16:51:36,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:36,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 147 states and 187 transitions. [2022-10-17 16:51:36,556 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 187 transitions. [2022-10-17 16:51:36,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:51:36,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:36,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:36,926 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 16:51:38,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:38,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 151 states and 195 transitions. [2022-10-17 16:51:38,059 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 195 transitions. [2022-10-17 16:51:38,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:51:38,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:38,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:38,255 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 16:51:38,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:38,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 133 states and 165 transitions. [2022-10-17 16:51:38,278 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 165 transitions. [2022-10-17 16:51:38,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:51:38,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:38,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:38,336 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 16:51:38,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:38,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 132 states and 164 transitions. [2022-10-17 16:51:38,436 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 164 transitions. [2022-10-17 16:51:38,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:51:38,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:38,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:38,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:51:40,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:40,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 143 states and 180 transitions. [2022-10-17 16:51:40,407 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 180 transitions. [2022-10-17 16:51:40,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:51:40,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:40,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:40,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:40,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:40,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 143 states and 178 transitions. [2022-10-17 16:51:40,699 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 178 transitions. [2022-10-17 16:51:40,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:51:40,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:40,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:40,902 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 16:51:43,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:43,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 157 states and 200 transitions. [2022-10-17 16:51:43,273 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 200 transitions. [2022-10-17 16:51:43,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:51:43,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:43,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:43,737 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 16:51:46,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:46,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 171 states and 222 transitions. [2022-10-17 16:51:46,331 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 222 transitions. [2022-10-17 16:51:46,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:51:46,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:46,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:46,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:46,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:51:46,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:46,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 170 states and 221 transitions. [2022-10-17 16:51:46,381 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 221 transitions. [2022-10-17 16:51:46,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:51:46,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:46,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:46,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:51:46,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:46,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 172 states and 224 transitions. [2022-10-17 16:51:46,458 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 224 transitions. [2022-10-17 16:51:46,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:51:46,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:46,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:47,610 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 16:51:51,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:51,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 187 states and 249 transitions. [2022-10-17 16:51:51,313 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 249 transitions. [2022-10-17 16:51:51,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:51:51,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:51,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:52,538 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 16:51:56,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:56,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 200 states and 271 transitions. [2022-10-17 16:51:56,454 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 271 transitions. [2022-10-17 16:51:56,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:51:56,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:56,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:56,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:51:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:56,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 202 states and 275 transitions. [2022-10-17 16:51:56,534 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 275 transitions. [2022-10-17 16:51:56,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:51:56,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:56,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:56,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:51:56,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:56,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 204 states and 281 transitions. [2022-10-17 16:51:56,634 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 281 transitions. [2022-10-17 16:51:56,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:51:56,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:56,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:51:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:57,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 205 states and 281 transitions. [2022-10-17 16:51:57,417 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 281 transitions. [2022-10-17 16:51:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:51:57,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:57,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:57,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:51:57,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:57,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 206 states and 282 transitions. [2022-10-17 16:51:57,934 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 282 transitions. [2022-10-17 16:51:57,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:51:57,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:57,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:57,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:51:58,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:58,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 206 states and 281 transitions. [2022-10-17 16:51:58,411 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 281 transitions. [2022-10-17 16:51:58,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:51:58,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:58,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:58,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:51:58,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:58,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 207 states and 282 transitions. [2022-10-17 16:51:58,467 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 282 transitions. [2022-10-17 16:51:58,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:51:58,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:58,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:59,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.