./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-circular-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/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_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-circular-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/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-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f91abcd8d9f4c4a9bb166bca3090e9f421fd2afed3c0226bce3d2e7c0b6ce95e --- 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 16:45:30,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:30,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:30,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:30,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:30,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:30,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:30,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:30,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:30,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:30,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:30,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:30,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:30,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:30,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:30,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:30,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:30,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:30,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:30,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:30,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:30,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:30,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:30,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:30,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:30,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:30,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:30,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:30,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:30,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:30,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:30,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:30,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:30,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:30,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:30,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:30,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:30,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:30,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:30,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:30,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:30,583 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2022-10-17 16:45:30,608 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:30,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:30,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:30,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:30,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:30,611 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:45:30,611 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:45:30,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:45:30,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:45:30,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:30,613 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:45:30,613 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:45:30,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:30,613 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:45:30,614 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:30,614 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:30,614 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:30,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:30,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:30,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:30,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:30,616 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:45:30,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:45:30,616 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_446aae0f-9c38-44f8-9bb3-3f92d27df229/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f91abcd8d9f4c4a9bb166bca3090e9f421fd2afed3c0226bce3d2e7c0b6ce95e [2022-10-17 16:45:30,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:30,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:30,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:30,954 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:30,955 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:30,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/forester-heap/sll-circular-2.i [2022-10-17 16:45:31,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB/data/190115b7c/b7dac721b02149fd911c73719d1c5402/FLAG57fb8ceb5 [2022-10-17 16:45:31,597 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:31,598 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/sv-benchmarks/c/forester-heap/sll-circular-2.i [2022-10-17 16:45:31,614 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB/data/190115b7c/b7dac721b02149fd911c73719d1c5402/FLAG57fb8ceb5 [2022-10-17 16:45:32,049 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB/data/190115b7c/b7dac721b02149fd911c73719d1c5402 [2022-10-17 16:45:32,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:32,056 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:32,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:32,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:32,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:32,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4141bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32, skipping insertion in model container [2022-10-17 16:45:32,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:32,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:32,512 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_446aae0f-9c38-44f8-9bb3-3f92d27df229/sv-benchmarks/c/forester-heap/sll-circular-2.i[22324,22337] [2022-10-17 16:45:32,516 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_446aae0f-9c38-44f8-9bb3-3f92d27df229/sv-benchmarks/c/forester-heap/sll-circular-2.i[22430,22443] [2022-10-17 16:45:32,518 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_446aae0f-9c38-44f8-9bb3-3f92d27df229/sv-benchmarks/c/forester-heap/sll-circular-2.i[22554,22567] [2022-10-17 16:45:32,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:32,532 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:45:32,566 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_446aae0f-9c38-44f8-9bb3-3f92d27df229/sv-benchmarks/c/forester-heap/sll-circular-2.i[22324,22337] [2022-10-17 16:45:32,567 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_446aae0f-9c38-44f8-9bb3-3f92d27df229/sv-benchmarks/c/forester-heap/sll-circular-2.i[22430,22443] [2022-10-17 16:45:32,569 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_446aae0f-9c38-44f8-9bb3-3f92d27df229/sv-benchmarks/c/forester-heap/sll-circular-2.i[22554,22567] [2022-10-17 16:45:32,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:32,600 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:45:32,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32 WrapperNode [2022-10-17 16:45:32,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:32,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:32,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:45:32,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:45:32,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,648 INFO L138 Inliner]: procedures = 119, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 119 [2022-10-17 16:45:32,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:32,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:45:32,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:45:32,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:45:32,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,681 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:45:32,694 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:45:32,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:45:32,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:45:32,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:32" (1/1) ... [2022-10-17 16:45:32,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:32,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:45:32,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:45:32,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_446aae0f-9c38-44f8-9bb3-3f92d27df229/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:45:32,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:45:32,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:45:32,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:45:32,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:45:32,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:45:32,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:45:32,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:45:32,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:45:32,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:45:32,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:45:32,944 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:45:32,961 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:45:33,398 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:45:33,459 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:45:33,460 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-10-17 16:45:33,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:33 BoogieIcfgContainer [2022-10-17 16:45:33,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:45:33,464 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:45:33,464 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:45:33,481 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:45:33,482 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:33" (1/1) ... [2022-10-17 16:45:33,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:45:33,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:33,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2022-10-17 16:45:33,558 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2022-10-17 16:45:33,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:45:33,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:33,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:33,771 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 16:45:33,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:33,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 89 states and 107 transitions. [2022-10-17 16:45:33,820 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 107 transitions. [2022-10-17 16:45:33,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:45:33,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:33,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:33,922 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 16:45:34,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:34,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 88 states and 106 transitions. [2022-10-17 16:45:34,048 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 106 transitions. [2022-10-17 16:45:34,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:45:34,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:34,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:34,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:34,109 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 16:45:34,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:34,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 87 states and 105 transitions. [2022-10-17 16:45:34,125 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 105 transitions. [2022-10-17 16:45:34,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:45:34,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:34,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:34,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:34,269 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 16:45:34,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:34,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 86 states and 104 transitions. [2022-10-17 16:45:34,360 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 104 transitions. [2022-10-17 16:45:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:45:34,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:34,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:34,421 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 16:45:34,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:34,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 86 states and 102 transitions. [2022-10-17 16:45:34,430 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 102 transitions. [2022-10-17 16:45:34,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:45:34,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:34,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:34,557 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 16:45:34,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:34,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 89 states and 108 transitions. [2022-10-17 16:45:34,599 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 108 transitions. [2022-10-17 16:45:34,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:45:34,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:34,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:34,803 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 16:45:34,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:34,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 92 states and 114 transitions. [2022-10-17 16:45:34,925 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 114 transitions. [2022-10-17 16:45:34,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:45:34,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:34,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:35,030 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 16:45:35,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:35,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 93 states and 116 transitions. [2022-10-17 16:45:35,058 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 116 transitions. [2022-10-17 16:45:35,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:45:35,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:35,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:35,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:35,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:35,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:35,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 96 states and 122 transitions. [2022-10-17 16:45:35,524 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 122 transitions. [2022-10-17 16:45:35,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:45:35,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:35,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:35,563 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 16:45:35,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 100 states and 131 transitions. [2022-10-17 16:45:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 131 transitions. [2022-10-17 16:45:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:45:35,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:35,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:35,926 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 16:45:36,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:36,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 104 states and 140 transitions. [2022-10-17 16:45:36,429 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 140 transitions. [2022-10-17 16:45:36,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:45:36,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:36,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:36,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:36,478 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 16:45:36,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:36,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 103 states and 139 transitions. [2022-10-17 16:45:36,498 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 139 transitions. [2022-10-17 16:45:36,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:45:36,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:36,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:36,621 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 16:45:36,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:36,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 104 states and 141 transitions. [2022-10-17 16:45:36,804 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 141 transitions. [2022-10-17 16:45:36,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:45:36,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:36,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:36,945 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 16:45:37,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:37,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 106 states and 145 transitions. [2022-10-17 16:45:37,387 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 145 transitions. [2022-10-17 16:45:37,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:45:37,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:37,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:37,775 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 16:45:38,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:38,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 108 states and 149 transitions. [2022-10-17 16:45:38,323 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 149 transitions. [2022-10-17 16:45:38,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:45:38,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:38,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:38,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:38,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:38,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 108 states and 146 transitions. [2022-10-17 16:45:38,348 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 146 transitions. [2022-10-17 16:45:38,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:45:38,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:38,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:38,783 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 16:45:40,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:40,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 113 states and 158 transitions. [2022-10-17 16:45:40,389 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 158 transitions. [2022-10-17 16:45:40,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:45:40,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:40,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:40,759 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 16:45:41,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:41,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 116 states and 165 transitions. [2022-10-17 16:45:41,163 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 165 transitions. [2022-10-17 16:45:41,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:45:41,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:41,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:41,687 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 16:45:43,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:43,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 123 states and 180 transitions. [2022-10-17 16:45:43,133 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 180 transitions. [2022-10-17 16:45:43,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:45:43,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:43,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:43,160 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 16:45:43,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:43,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 124 states and 183 transitions. [2022-10-17 16:45:43,175 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 183 transitions. [2022-10-17 16:45:43,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:45:43,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:43,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:43,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:43,488 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 16:45:44,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:44,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 128 states and 192 transitions. [2022-10-17 16:45:44,305 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 192 transitions. [2022-10-17 16:45:44,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:45:44,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:44,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:44,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:44,504 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 16:45:44,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:44,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 129 states and 194 transitions. [2022-10-17 16:45:44,516 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 194 transitions. [2022-10-17 16:45:44,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:45:44,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:44,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:44,545 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 16:45:44,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:44,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 129 states and 193 transitions. [2022-10-17 16:45:44,638 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 193 transitions. [2022-10-17 16:45:44,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:45:44,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:44,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:44,661 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 16:45:44,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:44,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 132 states and 199 transitions. [2022-10-17 16:45:44,909 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 199 transitions. [2022-10-17 16:45:44,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:45:44,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:44,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:44,946 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 16:45:45,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:45,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 137 states and 207 transitions. [2022-10-17 16:45:45,289 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 207 transitions. [2022-10-17 16:45:45,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:45:45,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:45,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:45,320 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 16:45:45,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:45,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 138 states and 208 transitions. [2022-10-17 16:45:45,591 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 208 transitions. [2022-10-17 16:45:45,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:45:45,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:45,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:45,999 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 16:45:46,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:46,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 140 states and 214 transitions. [2022-10-17 16:45:46,357 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 214 transitions. [2022-10-17 16:45:46,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:45:46,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:46,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:46,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:46,455 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 16:45:47,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:47,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 147 states and 230 transitions. [2022-10-17 16:45:47,539 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 230 transitions. [2022-10-17 16:45:47,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:45:47,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:47,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:47,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:49,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:49,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 152 states and 240 transitions. [2022-10-17 16:45:49,076 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 240 transitions. [2022-10-17 16:45:49,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:45:49,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:49,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:49,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:50,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:50,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 156 states and 250 transitions. [2022-10-17 16:45:50,967 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 250 transitions. [2022-10-17 16:45:50,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:45:50,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:50,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:51,362 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 16:45:53,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:53,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 160 states and 261 transitions. [2022-10-17 16:45:53,520 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 261 transitions. [2022-10-17 16:45:53,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:45:53,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:53,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:54,139 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 16:45:56,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:56,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 166 states and 278 transitions. [2022-10-17 16:45:56,148 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 278 transitions. [2022-10-17 16:45:56,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:45:56,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:56,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:56,673 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 16:45:59,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:59,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 172 states and 295 transitions. [2022-10-17 16:45:59,074 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 295 transitions. [2022-10-17 16:45:59,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:45:59,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:59,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:59,167 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 16:45:59,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:59,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 173 states and 295 transitions. [2022-10-17 16:45:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 295 transitions. [2022-10-17 16:45:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:45:59,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:59,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:59,573 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 16:46:00,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:00,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 178 states and 308 transitions. [2022-10-17 16:46:00,870 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 308 transitions. [2022-10-17 16:46:00,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:46:00,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:00,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:00,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:00,896 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 16:46:01,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:01,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 179 states and 310 transitions. [2022-10-17 16:46:01,167 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 310 transitions. [2022-10-17 16:46:01,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:46:01,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:01,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:01,586 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 16:46:02,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:02,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 180 states and 312 transitions. [2022-10-17 16:46:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 312 transitions. [2022-10-17 16:46:02,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:46:02,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:02,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:02,513 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 16:46:02,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:02,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 182 states and 316 transitions. [2022-10-17 16:46:02,896 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 316 transitions. [2022-10-17 16:46:02,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:46:02,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:02,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:03,025 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 16:46:03,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:03,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 185 states and 321 transitions. [2022-10-17 16:46:03,474 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 321 transitions. [2022-10-17 16:46:03,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:46:03,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:03,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:03,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.