./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0b44034f537cfca2c2eab71fbff4de4b57572a56ff00cd4bbb31f940e955385 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:33:02,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:02,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:02,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:02,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:02,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:02,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:02,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:02,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:02,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:02,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:02,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:02,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:02,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:02,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:02,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:02,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:02,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:02,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:02,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:02,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:02,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:02,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:02,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:02,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:02,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:02,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:02,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:02,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:02,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:02,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:02,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:02,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:02,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:02,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:02,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:02,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:02,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:02,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:02,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:02,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:02,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:33:02,507 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:02,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:02,509 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:02,509 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:02,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:02,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:02,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:02,511 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:02,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:33:02,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:02,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:02,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:02,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:02,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:02,513 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:02,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:02,513 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:02,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:02,514 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:02,514 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:02,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:02,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:02,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:02,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:02,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:02,515 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:33:02,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:33:02,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:02,534 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_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0b44034f537cfca2c2eab71fbff4de4b57572a56ff00cd4bbb31f940e955385 [2022-10-17 16:33:02,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:02,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:02,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:02,819 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:02,821 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:02,823 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-2.i [2022-10-17 16:33:02,886 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/data/d19a4ade2/7ff637753ff947fe95b14842060ff68c/FLAGd9e36ef09 [2022-10-17 16:33:03,594 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:03,595 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-2.i [2022-10-17 16:33:03,613 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/data/d19a4ade2/7ff637753ff947fe95b14842060ff68c/FLAGd9e36ef09 [2022-10-17 16:33:03,785 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/data/d19a4ade2/7ff637753ff947fe95b14842060ff68c [2022-10-17 16:33:03,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:03,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:03,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:03,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:03,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:03,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:03" (1/1) ... [2022-10-17 16:33:03,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16de83a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:03, skipping insertion in model container [2022-10-17 16:33:03,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:03" (1/1) ... [2022-10-17 16:33:03,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:03,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:04,353 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-2.i[33021,33034] [2022-10-17 16:33:04,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:04,455 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:04,514 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test1-2.i[33021,33034] [2022-10-17 16:33:04,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:04,607 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:04,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04 WrapperNode [2022-10-17 16:33:04,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:04,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:04,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:04,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:04,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,718 INFO L138 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 776 [2022-10-17 16:33:04,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:04,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:04,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:04,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:04,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,753 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,899 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:04,930 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:04,930 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:04,930 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:04,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:04" (1/1) ... [2022-10-17 16:33:04,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:04,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:04,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:04,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff1bad7-e920-4444-aad2-6ae3edee6b5a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:33:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:33:05,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:33:05,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:33:05,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:33:05,034 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:33:05,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:33:05,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:33:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:33:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:33:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:33:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:33:05,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:05,233 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:05,235 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:06,794 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:07,254 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:07,254 INFO L300 CfgBuilder]: Removed 40 assume(true) statements. [2022-10-17 16:33:07,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:07 BoogieIcfgContainer [2022-10-17 16:33:07,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:33:07,266 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:33:07,266 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:33:07,277 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:33:07,278 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:07" (1/1) ... [2022-10-17 16:33:07,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:33:07,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:07,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 95 states and 165 transitions. [2022-10-17 16:33:07,381 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 165 transitions. [2022-10-17 16:33:07,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:33:07,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:07,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:07,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:07,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:07,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 96 states and 166 transitions. [2022-10-17 16:33:07,668 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 166 transitions. [2022-10-17 16:33:07,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:33:07,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:07,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:07,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:07,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:07,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:07,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:07,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 96 states and 164 transitions. [2022-10-17 16:33:07,770 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 164 transitions. [2022-10-17 16:33:07,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:33:07,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:07,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:07,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:07,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:07,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:07,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:07,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:07,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 96 states and 160 transitions. [2022-10-17 16:33:07,865 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 160 transitions. [2022-10-17 16:33:07,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:33:07,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:07,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:07,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:07,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:07,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:08,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:08,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 96 states and 154 transitions. [2022-10-17 16:33:08,018 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 154 transitions. [2022-10-17 16:33:08,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:33:08,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:08,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:08,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:08,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 1433 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:08,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:08,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:08,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:08,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 96 states and 148 transitions. [2022-10-17 16:33:08,804 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions. [2022-10-17 16:33:08,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:33:08,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:08,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:09,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:33:09,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:09,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:09,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:09,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 119 states and 177 transitions. [2022-10-17 16:33:09,961 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 177 transitions. [2022-10-17 16:33:09,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:33:09,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:09,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:10,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:10,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:10,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:10,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:10,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:10,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 119 states and 175 transitions. [2022-10-17 16:33:10,152 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2022-10-17 16:33:10,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:33:10,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:10,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:10,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:10,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:10,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:10,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:10,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 119 states and 173 transitions. [2022-10-17 16:33:10,343 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 173 transitions. [2022-10-17 16:33:10,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:33:10,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:10,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:10,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:10,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:10,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:11,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 119 states and 171 transitions. [2022-10-17 16:33:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 171 transitions. [2022-10-17 16:33:11,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:33:11,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:11,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:11,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 1596 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:33:11,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:11,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:33:11,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:11,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 122 states and 173 transitions. [2022-10-17 16:33:11,753 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 173 transitions. [2022-10-17 16:33:11,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:33:11,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:11,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:12,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 1619 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:12,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:12,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:12,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:12,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 122 states and 171 transitions. [2022-10-17 16:33:12,593 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 171 transitions. [2022-10-17 16:33:12,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:33:12,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:12,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:13,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 1831 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:13,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:13,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:13,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:13,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 122 states and 170 transitions. [2022-10-17 16:33:13,402 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 170 transitions. [2022-10-17 16:33:13,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:33:13,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:13,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:14,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:33:14,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:14,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:15,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:15,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 131 states and 181 transitions. [2022-10-17 16:33:15,092 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2022-10-17 16:33:15,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:33:15,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:15,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:15,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:33:15,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:15,420 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:33:15,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:15,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 140 states and 191 transitions. [2022-10-17 16:33:15,442 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 191 transitions. [2022-10-17 16:33:15,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:33:15,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:15,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:16,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:16,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 1854 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:33:16,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:16,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:33:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:16,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 141 states and 193 transitions. [2022-10-17 16:33:16,743 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 193 transitions. [2022-10-17 16:33:16,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:33:16,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:16,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:17,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 2101 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:17,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:17,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:17,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:17,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 141 states and 191 transitions. [2022-10-17 16:33:17,574 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 191 transitions. [2022-10-17 16:33:17,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:33:17,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:17,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:18,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 2103 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:33:18,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:18,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:33:18,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:18,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 144 states and 193 transitions. [2022-10-17 16:33:18,995 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 193 transitions. [2022-10-17 16:33:18,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:33:18,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:18,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 3090 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:33:20,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:20,415 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:20,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 167 states and 222 transitions. [2022-10-17 16:33:20,648 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 222 transitions. [2022-10-17 16:33:20,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:33:20,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:21,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:21,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 3110 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:33:21,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:21,778 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:33:21,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:21,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 170 states and 224 transitions. [2022-10-17 16:33:21,794 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 224 transitions. [2022-10-17 16:33:21,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:33:21,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:21,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:22,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 3351 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:33:22,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:23,078 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:23,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:23,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 179 states and 235 transitions. [2022-10-17 16:33:23,331 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 235 transitions. [2022-10-17 16:33:23,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:33:23,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:23,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:24,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 2227 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:33:24,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:24,237 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:33:24,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:24,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 188 states and 245 transitions. [2022-10-17 16:33:24,271 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 245 transitions. [2022-10-17 16:33:24,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:33:24,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:24,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 3368 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:33:25,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:25,615 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:33:26,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 189 states and 247 transitions. [2022-10-17 16:33:26,125 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 247 transitions. [2022-10-17 16:33:26,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:33:26,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:26,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:27,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 3617 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:33:27,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:27,411 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:33:28,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:28,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 192 states and 249 transitions. [2022-10-17 16:33:28,508 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 249 transitions. [2022-10-17 16:33:28,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:33:28,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:28,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:30,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 4604 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:33:30,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:30,347 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:30,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:30,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 215 states and 278 transitions. [2022-10-17 16:33:30,612 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 278 transitions. [2022-10-17 16:33:30,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:33:30,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:30,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:31,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 4624 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:33:32,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:32,120 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:33:32,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:32,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 218 states and 280 transitions. [2022-10-17 16:33:32,138 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 280 transitions. [2022-10-17 16:33:32,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-10-17 16:33:32,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:32,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms