./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/dll-circular-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-circular-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4 --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 4b74df92940ca0e86c8c02c3eca1e89fb6c9c9c1248a25cd764acf39f7727180 --- 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-2329fc7 [2022-12-15 03:27:54,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:27:54,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:27:54,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:27:54,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:27:54,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:27:54,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:27:54,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:27:54,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:27:54,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:27:54,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:27:54,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:27:54,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:27:54,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:27:54,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:27:54,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:27:54,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:27:54,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:27:54,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:27:54,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:27:54,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:27:54,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:27:54,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:27:54,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:27:54,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:27:54,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:27:54,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:27:54,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:27:54,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:27:54,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:27:54,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:27:54,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:27:54,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:27:54,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:27:54,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:27:54,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:27:54,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:27:54,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:27:54,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:27:54,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:27:54,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:27:54,399 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2022-12-15 03:27:54,412 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:27:54,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:27:54,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:27:54,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:27:54,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:27:54,413 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:27:54,414 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:27:54,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:27:54,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:27:54,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:27:54,414 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 03:27:54,414 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 03:27:54,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:27:54,414 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:27:54,414 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:27:54,415 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:27:54,415 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:27:54,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:27:54,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:27:54,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:27:54,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:27:54,415 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:27:54,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:27:54,415 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_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b74df92940ca0e86c8c02c3eca1e89fb6c9c9c1248a25cd764acf39f7727180 [2022-12-15 03:27:54,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:27:54,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:27:54,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:27:54,612 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:27:54,612 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:27:54,613 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/forester-heap/dll-circular-1.i [2022-12-15 03:27:57,144 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:27:57,331 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:27:57,331 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/sv-benchmarks/c/forester-heap/dll-circular-1.i [2022-12-15 03:27:57,339 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/data/87f95f56a/5d288cc19fff486b87aba6fa031e1fb8/FLAG0e5c31087 [2022-12-15 03:27:57,693 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/data/87f95f56a/5d288cc19fff486b87aba6fa031e1fb8 [2022-12-15 03:27:57,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:27:57,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:27:57,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:27:57,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:27:57,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:27:57,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:27:57" (1/1) ... [2022-12-15 03:27:57,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6daa4c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:57, skipping insertion in model container [2022-12-15 03:27:57,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:27:57" (1/1) ... [2022-12-15 03:27:57,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:27:57,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:27:57,959 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/sv-benchmarks/c/forester-heap/dll-circular-1.i[22365,22378] [2022-12-15 03:27:57,965 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/sv-benchmarks/c/forester-heap/dll-circular-1.i[22471,22484] [2022-12-15 03:27:57,967 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/sv-benchmarks/c/forester-heap/dll-circular-1.i[22595,22608] [2022-12-15 03:27:57,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:27:57,979 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:27:58,009 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/sv-benchmarks/c/forester-heap/dll-circular-1.i[22365,22378] [2022-12-15 03:27:58,011 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/sv-benchmarks/c/forester-heap/dll-circular-1.i[22471,22484] [2022-12-15 03:27:58,012 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/sv-benchmarks/c/forester-heap/dll-circular-1.i[22595,22608] [2022-12-15 03:27:58,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:27:58,031 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:27:58,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:58 WrapperNode [2022-12-15 03:27:58,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:27:58,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:27:58,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:27:58,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:27:58,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:58" (1/1) ... [2022-12-15 03:27:58,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:58" (1/1) ... [2022-12-15 03:27:58,060 INFO L138 Inliner]: procedures = 119, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 122 [2022-12-15 03:27:58,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:27:58,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:27:58,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:27:58,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:27:58,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:58" (1/1) ... [2022-12-15 03:27:58,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:58" (1/1) ... [2022-12-15 03:27:58,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:58" (1/1) ... [2022-12-15 03:27:58,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:58" (1/1) ... [2022-12-15 03:27:58,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:58" (1/1) ... [2022-12-15 03:27:58,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:58" (1/1) ... [2022-12-15 03:27:58,079 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:58" (1/1) ... [2022-12-15 03:27:58,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:58" (1/1) ... [2022-12-15 03:27:58,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:27:58,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:27:58,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:27:58,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:27:58,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:27:58" (1/1) ... [2022-12-15 03:27:58,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:27:58,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:27:58,104 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:27:58,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:27:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:27:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:27:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 03:27:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:27:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-15 03:27:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-15 03:27:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:27:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:27:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:27:58,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:27:58,235 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:27:58,237 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:27:58,494 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:27:58,530 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:27:58,530 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-12-15 03:27:58,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:27:58 BoogieIcfgContainer [2022-12-15 03:27:58,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:27:58,534 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:27:58,534 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:27:58,544 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:27:58,544 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:27:58" (1/1) ... [2022-12-15 03:27:58,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:27:58,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:58,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 96 states and 114 transitions. [2022-12-15 03:27:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 114 transitions. [2022-12-15 03:27:58,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-15 03:27:58,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:58,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:58,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:27:58,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:58,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 95 states and 113 transitions. [2022-12-15 03:27:58,767 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2022-12-15 03:27:58,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-15 03:27:58,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:58,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:58,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:27:58,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:58,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 94 states and 112 transitions. [2022-12-15 03:27:58,922 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 112 transitions. [2022-12-15 03:27:58,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 03:27:58,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:58,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:58,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:27:58,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:58,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 93 states and 111 transitions. [2022-12-15 03:27:58,964 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 111 transitions. [2022-12-15 03:27:58,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 03:27:58,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:58,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:59,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:27:59,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:59,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 92 states and 110 transitions. [2022-12-15 03:27:59,035 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 110 transitions. [2022-12-15 03:27:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:27:59,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:59,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:59,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:27:59,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:59,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 92 states and 108 transitions. [2022-12-15 03:27:59,061 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 108 transitions. [2022-12-15 03:27:59,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:27:59,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:59,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:27:59,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:59,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 95 states and 114 transitions. [2022-12-15 03:27:59,137 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 114 transitions. [2022-12-15 03:27:59,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:27:59,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:59,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:59,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:27:59,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:59,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 98 states and 120 transitions. [2022-12-15 03:27:59,301 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2022-12-15 03:27:59,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:27:59,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:59,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:59,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:27:59,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:59,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 99 states and 122 transitions. [2022-12-15 03:27:59,367 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 122 transitions. [2022-12-15 03:27:59,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:27:59,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:59,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:59,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:27:59,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 100 states and 124 transitions. [2022-12-15 03:27:59,471 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 124 transitions. [2022-12-15 03:27:59,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:27:59,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:59,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:59,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:27:59,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:59,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2022-12-15 03:27:59,564 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2022-12-15 03:27:59,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:27:59,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:59,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:59,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:27:59,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:59,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 108 states and 140 transitions. [2022-12-15 03:27:59,827 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 140 transitions. [2022-12-15 03:27:59,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:27:59,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:59,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:59,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:27:59,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:59,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 107 states and 139 transitions. [2022-12-15 03:27:59,861 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 139 transitions. [2022-12-15 03:27:59,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:27:59,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:59,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:59,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:00,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:00,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 108 states and 141 transitions. [2022-12-15 03:28:00,041 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 141 transitions. [2022-12-15 03:28:00,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:28:00,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:00,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:00,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:00,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 110 states and 145 transitions. [2022-12-15 03:28:00,450 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 145 transitions. [2022-12-15 03:28:00,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:28:00,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:00,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:00,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:01,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:01,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 112 states and 149 transitions. [2022-12-15 03:28:01,122 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 149 transitions. [2022-12-15 03:28:01,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:28:01,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:01,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:01,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:01,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:01,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 112 states and 146 transitions. [2022-12-15 03:28:01,146 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 146 transitions. [2022-12-15 03:28:01,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:28:01,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:01,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:01,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:02,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 117 states and 156 transitions. [2022-12-15 03:28:02,296 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 156 transitions. [2022-12-15 03:28:02,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:28:02,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:02,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:02,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:02,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:02,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 118 states and 158 transitions. [2022-12-15 03:28:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 158 transitions. [2022-12-15 03:28:02,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:28:02,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:02,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:02,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:02,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:02,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2022-12-15 03:28:02,725 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2022-12-15 03:28:02,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:28:02,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:02,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:02,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:03,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:03,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 127 states and 177 transitions. [2022-12-15 03:28:03,995 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 177 transitions. [2022-12-15 03:28:03,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:28:03,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:03,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:04,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:06,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:06,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 134 states and 192 transitions. [2022-12-15 03:28:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 192 transitions. [2022-12-15 03:28:06,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:28:06,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:06,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:06,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:07,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:07,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 139 states and 200 transitions. [2022-12-15 03:28:07,717 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 200 transitions. [2022-12-15 03:28:07,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:28:07,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:07,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:08,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:08,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:08,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 141 states and 205 transitions. [2022-12-15 03:28:08,884 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 205 transitions. [2022-12-15 03:28:08,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:28:08,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:08,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:08,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:09,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:09,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 144 states and 211 transitions. [2022-12-15 03:28:09,365 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2022-12-15 03:28:09,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:28:09,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:09,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:09,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:10,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:10,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 149 states and 219 transitions. [2022-12-15 03:28:10,054 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 219 transitions. [2022-12-15 03:28:10,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:28:10,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:10,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:10,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:10,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:10,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 150 states and 220 transitions. [2022-12-15 03:28:10,288 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 220 transitions. [2022-12-15 03:28:10,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:28:10,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:10,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:10,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:10,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:11,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:11,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 152 states and 226 transitions. [2022-12-15 03:28:11,106 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 226 transitions. [2022-12-15 03:28:11,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:28:11,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:11,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:11,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:11,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:11,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 153 states and 229 transitions. [2022-12-15 03:28:11,138 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 229 transitions. [2022-12-15 03:28:11,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:28:11,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:11,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:11,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:12,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:12,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 156 states and 237 transitions. [2022-12-15 03:28:12,081 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 237 transitions. [2022-12-15 03:28:12,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:28:12,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:12,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:12,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:13,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:13,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 160 states and 247 transitions. [2022-12-15 03:28:13,905 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 247 transitions. [2022-12-15 03:28:13,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:28:13,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:13,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:14,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:16,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:16,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 164 states and 258 transitions. [2022-12-15 03:28:16,748 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 258 transitions. [2022-12-15 03:28:16,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:28:16,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:16,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:17,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:19,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:19,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 170 states and 275 transitions. [2022-12-15 03:28:19,528 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 275 transitions. [2022-12-15 03:28:19,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:28:19,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:19,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:19,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:22,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:22,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 176 states and 292 transitions. [2022-12-15 03:28:22,867 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 292 transitions. [2022-12-15 03:28:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:28:22,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:22,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:22,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:23,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:23,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 177 states and 294 transitions. [2022-12-15 03:28:23,013 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 294 transitions. [2022-12-15 03:28:23,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:28:23,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:23,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:23,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:23,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:23,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 293 transitions. [2022-12-15 03:28:23,156 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 293 transitions. [2022-12-15 03:28:23,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:28:23,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:23,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:23,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:23,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:26,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 187 states and 317 transitions. [2022-12-15 03:28:26,619 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 317 transitions. [2022-12-15 03:28:26,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:28:26,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:26,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:26,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:29,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:29,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 196 states and 339 transitions. [2022-12-15 03:28:29,899 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 339 transitions. [2022-12-15 03:28:29,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:28:29,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:29,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:32,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:32,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 201 states and 352 transitions. [2022-12-15 03:28:32,148 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 352 transitions. [2022-12-15 03:28:32,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:28:32,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:32,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:32,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:32,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:32,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 202 states and 354 transitions. [2022-12-15 03:28:32,465 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 354 transitions. [2022-12-15 03:28:32,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:28:32,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:32,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:32,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:33,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:33,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 203 states and 356 transitions. [2022-12-15 03:28:33,943 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 356 transitions. [2022-12-15 03:28:33,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:28:33,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:33,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:33,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:34,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:34,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 205 states and 360 transitions. [2022-12-15 03:28:34,397 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 360 transitions. [2022-12-15 03:28:34,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:28:34,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:34,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:34,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:34,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:34,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 208 states and 365 transitions. [2022-12-15 03:28:34,931 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 365 transitions. [2022-12-15 03:28:34,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:28:34,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:34,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:34,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:35,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:35,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 209 states and 365 transitions. [2022-12-15 03:28:35,175 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 365 transitions. [2022-12-15 03:28:35,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:28:35,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:35,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:35,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:42,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 222 states and 395 transitions. [2022-12-15 03:28:42,701 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 395 transitions. [2022-12-15 03:28:42,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:28:42,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:42,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:42,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:43,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:43,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 224 states and 397 transitions. [2022-12-15 03:28:43,214 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 397 transitions. [2022-12-15 03:28:43,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:28:43,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:43,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:43,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:43,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:43,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 223 states and 396 transitions. [2022-12-15 03:28:43,239 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 396 transitions. [2022-12-15 03:28:43,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:28:43,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:43,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:43,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:43,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:44,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:44,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 226 states and 401 transitions. [2022-12-15 03:28:44,487 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 401 transitions. [2022-12-15 03:28:44,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:28:44,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:44,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:45,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:49,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:49,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 230 states and 415 transitions. [2022-12-15 03:28:49,981 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 415 transitions. [2022-12-15 03:28:49,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:28:49,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:49,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:50,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:51,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:51,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 229 states and 414 transitions. [2022-12-15 03:28:51,006 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 414 transitions. [2022-12-15 03:28:51,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:28:51,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:51,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:51,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:52,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:52,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 232 states and 417 transitions. [2022-12-15 03:28:52,427 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 417 transitions. [2022-12-15 03:28:52,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:28:52,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:52,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:52,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:54,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:54,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 236 states and 423 transitions. [2022-12-15 03:28:54,620 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 423 transitions. [2022-12-15 03:28:54,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:28:54,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:54,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:55,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:58,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:58,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 240 states and 429 transitions. [2022-12-15 03:28:58,864 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 429 transitions. [2022-12-15 03:28:58,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:28:58,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:58,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:58,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:58,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:58,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 241 states and 430 transitions. [2022-12-15 03:28:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 430 transitions. [2022-12-15 03:28:58,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:28:58,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:58,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:58,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:28:59,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:59,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 246 states and 445 transitions. [2022-12-15 03:28:59,801 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 445 transitions. [2022-12-15 03:28:59,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:28:59,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:59,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:29:00,190 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:29:00,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:29:00,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 247 states and 446 transitions. [2022-12-15 03:29:00,383 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 446 transitions. [2022-12-15 03:29:00,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:29:00,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:29:00,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:29:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:29:01,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:29:11,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:29:11,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 262 states and 479 transitions. [2022-12-15 03:29:11,763 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 479 transitions. [2022-12-15 03:29:11,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:29:11,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:29:11,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:29:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:29:11,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:29:13,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:29:13,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 265 states and 488 transitions. [2022-12-15 03:29:13,653 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 488 transitions. [2022-12-15 03:29:13,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:29:13,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:29:13,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:29:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:29:14,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:29:20,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:29:20,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 274 states and 511 transitions. [2022-12-15 03:29:20,579 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 511 transitions. [2022-12-15 03:29:20,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:29:20,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:29:20,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:29:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:29:21,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:29:26,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:29:26,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 282 states and 532 transitions. [2022-12-15 03:29:26,387 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 532 transitions. [2022-12-15 03:29:26,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:29:26,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:29:26,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:29:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:29:26,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:29:27,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:29:27,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 285 states and 537 transitions. [2022-12-15 03:29:27,236 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 537 transitions. [2022-12-15 03:29:27,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:29:27,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:29:27,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:29:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:29:27,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:29:27,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:29:27,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 288 states and 541 transitions. [2022-12-15 03:29:27,947 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 541 transitions. [2022-12-15 03:29:27,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:29:27,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:29:27,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:29:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:29:28,272 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:29:29,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:29:29,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 287 states and 540 transitions. [2022-12-15 03:29:29,087 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 540 transitions. [2022-12-15 03:29:29,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:29:29,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:29:29,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:29:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:29:29,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:29:34,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:29:34,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 295 states and 565 transitions. [2022-12-15 03:29:34,765 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 565 transitions. [2022-12-15 03:29:34,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:29:34,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:29:34,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:29:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:29:36,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:29:46,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:29:46,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 304 states and 591 transitions. [2022-12-15 03:29:46,651 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 591 transitions. [2022-12-15 03:29:46,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:29:46,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:29:46,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:29:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 03:29:46,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 03:29:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 03:29:46,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 03:29:46,712 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 03:29:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 03:29:46,736 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 65 iterations. [2022-12-15 03:29:46,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 03:29:46 ImpRootNode [2022-12-15 03:29:46,766 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 03:29:46,766 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 03:29:46,766 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 03:29:46,766 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 03:29:46,767 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:27:58" (3/4) ... [2022-12-15 03:29:46,768 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-15 03:29:46,805 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 03:29:46,805 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 03:29:46,806 INFO L158 Benchmark]: Toolchain (without parser) took 109110.12ms. Allocated memory was 144.7MB in the beginning and 645.9MB in the end (delta: 501.2MB). Free memory was 111.9MB in the beginning and 443.9MB in the end (delta: -332.0MB). Peak memory consumption was 170.6MB. Max. memory is 16.1GB. [2022-12-15 03:29:46,806 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 144.7MB. Free memory was 117.5MB in the beginning and 117.3MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:29:46,806 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.49ms. Allocated memory is still 144.7MB. Free memory was 111.4MB in the beginning and 93.9MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 03:29:46,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.45ms. Allocated memory is still 144.7MB. Free memory was 93.9MB in the beginning and 91.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:29:46,807 INFO L158 Benchmark]: Boogie Preprocessor took 20.53ms. Allocated memory is still 144.7MB. Free memory was 91.8MB in the beginning and 90.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:29:46,807 INFO L158 Benchmark]: RCFGBuilder took 451.27ms. Allocated memory is still 144.7MB. Free memory was 90.3MB in the beginning and 67.2MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-15 03:29:46,807 INFO L158 Benchmark]: CodeCheck took 108231.57ms. Allocated memory was 144.7MB in the beginning and 645.9MB in the end (delta: 501.2MB). Free memory was 67.1MB in the beginning and 446.0MB in the end (delta: -378.9MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB. [2022-12-15 03:29:46,808 INFO L158 Benchmark]: Witness Printer took 39.18ms. Allocated memory is still 645.9MB. Free memory was 446.0MB in the beginning and 443.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:29:46,809 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 96 locations, 50 error locations. Started 1 CEGAR loops. OverallTime: 108.2s, OverallIterations: 65, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12293 SdHoareTripleChecker+Valid, 37.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9303 mSDsluCounter, 14743 SdHoareTripleChecker+Invalid, 32.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12679 mSDsCounter, 7876 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 31714 IncrementalHoareTripleChecker+Invalid, 39590 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7876 mSolverCounterUnsat, 2064 mSDtfsCounter, 31714 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7324 GetRequests, 6325 SyntacticMatches, 189 SemanticMatches, 810 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 350153 ImplicationChecksByTransitivity, 101.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 15.6s InterpolantComputationTime, 809 NumberOfCodeBlocks, 809 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 726 ConstructedInterpolants, 0 QuantifiedInterpolants, 6194 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 64 InterpolantComputations, 58 PerfectInterpolantSequences, 11/21 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 1034]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L997] SLL* head = malloc(sizeof(SLL)); [L998] head->next = head VAL [head={-1:0}] [L999] head->data = 0 [L1001] SLL* x = head; [L1002] int state = 1; VAL [head={-1:0}, state=1, x={-1:0}] [L1005] COND FALSE !(__VERIFIER_nondet_int()) [L1027] x->data = state VAL [head={-1:0}, state=1, x={-1:0}] [L1029] EXPR head->next [L1029] x = head->next [L1030] COND FALSE !(!(((void*)0) != x)) VAL [head={-1:0}, state=1, x={-1:0}] [L1032] EXPR x->data VAL [head={-1:0}, state=1, x={-1:0}, x->data=1] [L1032] COND TRUE x->data != 0 [L1034] EXPR x->next VAL [head={-1:0}, state=1, x={-1:0}, x->next={-1:0}] [L1034] EXPR x->next->data [L1034] EXPR x->next->data != 0 && x->data > x->next->data VAL [head={-1:0}, state=1, x={-1:0}, x->next={-1:0}, x->next->data=1, x->next->data != 0 && x->data > x->next->data=1] [L1034] EXPR x->data VAL [head={-1:0}, state=1, x={-1:0}, x->data=1, x->next={-1:0}, x->next->data=1, x->next->data != 0 && x->data > x->next->data=1] [L1034] EXPR x->next VAL [head={-1:0}, state=1, x={-1:0}, x->data=1, x->next={-1:0}, x->next={-1:0}, x->next->data=1, x->next->data != 0 && x->data > x->next->data=1] [L1034] EXPR x->next->data [L1034] EXPR x->next->data != 0 && x->data > x->next->data VAL [head={-1:0}, state=1, x={-1:0}, x->data=1, x->next={-1:0}, x->next={-1:0}, x->next->data=1, x->next->data=1, x->next->data != 0 && x->data > x->next->data=0] [L1034] COND TRUE !(x->next->data != 0 && x->data > x->next->data) [L1034] reach_error() VAL [head={-1:0}, state=1, x={-1:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 144.7MB. Free memory was 117.5MB in the beginning and 117.3MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.49ms. Allocated memory is still 144.7MB. Free memory was 111.4MB in the beginning and 93.9MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.45ms. Allocated memory is still 144.7MB. Free memory was 93.9MB in the beginning and 91.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.53ms. Allocated memory is still 144.7MB. Free memory was 91.8MB in the beginning and 90.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 451.27ms. Allocated memory is still 144.7MB. Free memory was 90.3MB in the beginning and 67.2MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 108231.57ms. Allocated memory was 144.7MB in the beginning and 645.9MB in the end (delta: 501.2MB). Free memory was 67.1MB in the beginning and 446.0MB in the end (delta: -378.9MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB. * Witness Printer took 39.18ms. Allocated memory is still 645.9MB. Free memory was 446.0MB in the beginning and 443.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-15 03:29:46,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56634c0d-85e9-4a0f-b98f-8469220c3881/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-memcleanup)