./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-3.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_641f0e13-11f7-41e8-ba31-c57b61e7a070/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/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_641f0e13-11f7-41e8-ba31-c57b61e7a070/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/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_641f0e13-11f7-41e8-ba31-c57b61e7a070/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 c098eb2ea0abe7b0f4b25f613d67df9ef36b2215e5396f258b75924d2167f9c8 --- 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 16:30:00,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:30:00,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:30:00,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:30:00,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:30:00,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:30:00,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:30:00,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:30:00,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:30:00,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:30:00,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:30:00,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:30:00,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:30:00,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:30:00,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:30:00,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:30:00,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:30:00,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:30:00,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:30:00,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:30:00,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:30:00,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:30:00,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:30:00,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:30:00,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:30:00,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:30:00,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:30:00,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:30:00,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:30:00,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:30:00,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:30:00,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:30:00,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:30:00,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:30:00,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:30:00,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:30:00,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:30:00,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:30:00,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:30:00,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:30:00,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:30:00,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:30:00,501 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:30:00,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:30:00,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:30:00,503 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:30:00,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:30:00,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:30:00,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:30:00,505 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:30:00,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:30:00,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:30:00,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:30:00,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:30:00,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:30:00,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:30:00,507 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:30:00,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:30:00,508 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:30:00,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:30:00,508 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:30:00,508 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:30:00,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:30:00,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:00,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:30:00,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:30:00,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:30:00,510 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:30:00,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:30:00,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:30:00,512 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_641f0e13-11f7-41e8-ba31-c57b61e7a070/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c098eb2ea0abe7b0f4b25f613d67df9ef36b2215e5396f258b75924d2167f9c8 [2022-10-17 16:30:00,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:30:00,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:30:00,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:30:00,842 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:30:00,844 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:30:00,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-3.i [2022-10-17 16:30:00,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/bin/ukojak-92XMlrwhuB/data/26ab9dc70/4c5dcc38f2ad4f5ebadd166da7f0f614/FLAG9a54cc8b1 [2022-10-17 16:30:01,598 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:30:01,602 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-3.i [2022-10-17 16:30:01,633 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/bin/ukojak-92XMlrwhuB/data/26ab9dc70/4c5dcc38f2ad4f5ebadd166da7f0f614/FLAG9a54cc8b1 [2022-10-17 16:30:01,772 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/bin/ukojak-92XMlrwhuB/data/26ab9dc70/4c5dcc38f2ad4f5ebadd166da7f0f614 [2022-10-17 16:30:01,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:30:01,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:30:01,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:01,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:30:01,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:30:01,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:01,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@438c68d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:01, skipping insertion in model container [2022-10-17 16:30:01,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:01" (1/1) ... [2022-10-17 16:30:01,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:30:01,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:30:02,464 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_641f0e13-11f7-41e8-ba31-c57b61e7a070/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-3.i[33022,33035] [2022-10-17 16:30:02,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:02,774 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:30:02,824 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_641f0e13-11f7-41e8-ba31-c57b61e7a070/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-3.i[33022,33035] [2022-10-17 16:30:02,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:03,046 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:30:03,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03 WrapperNode [2022-10-17 16:30:03,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:03,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:03,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:30:03,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:30:03,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,260 INFO L138 Inliner]: procedures = 177, calls = 623, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2467 [2022-10-17 16:30:03,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:03,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:30:03,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:30:03,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:30:03,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,453 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:30:03,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:30:03,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:30:03,533 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:30:03,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:03,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:30:03,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:30:03,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_641f0e13-11f7-41e8-ba31-c57b61e7a070/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:30:03,628 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2022-10-17 16:30:03,628 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2022-10-17 16:30:03,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:30:03,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:30:03,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:30:03,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:30:03,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:30:03,630 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:30:03,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:30:03,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:30:03,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:30:03,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:30:03,631 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:30:03,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:30:03,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:30:03,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:30:03,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:30:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:30:04,017 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:30:04,019 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:30:07,321 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:30:08,398 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:30:08,398 INFO L300 CfgBuilder]: Removed 168 assume(true) statements. [2022-10-17 16:30:08,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:08 BoogieIcfgContainer [2022-10-17 16:30:08,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:30:08,404 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:30:08,405 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:30:08,421 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:30:08,421 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:08" (1/1) ... [2022-10-17 16:30:08,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:30:08,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 277 states and 499 transitions. [2022-10-17 16:30:08,563 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 499 transitions. [2022-10-17 16:30:08,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:30:08,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:08,778 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 16:30:08,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 277 states and 495 transitions. [2022-10-17 16:30:08,810 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 495 transitions. [2022-10-17 16:30:08,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:30:08,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:08,980 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 16:30:08,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 277 states and 491 transitions. [2022-10-17 16:30:08,997 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 491 transitions. [2022-10-17 16:30:08,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:30:09,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:09,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:09,272 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 16:30:09,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:09,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 279 states and 490 transitions. [2022-10-17 16:30:09,356 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 490 transitions. [2022-10-17 16:30:09,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:30:09,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:09,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:09,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:09,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:09,620 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 16:30:09,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:09,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 279 states and 485 transitions. [2022-10-17 16:30:09,657 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 485 transitions. [2022-10-17 16:30:09,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:30:09,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:09,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:09,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:09,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:09,900 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 16:30:09,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:09,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 279 states and 481 transitions. [2022-10-17 16:30:09,918 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 481 transitions. [2022-10-17 16:30:09,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:30:09,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:09,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:10,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:10,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:10,133 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 16:30:10,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:10,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 279 states and 475 transitions. [2022-10-17 16:30:10,146 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 475 transitions. [2022-10-17 16:30:10,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:30:10,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:10,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:10,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 1544 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:10,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:10,870 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 16:30:10,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:10,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 279 states and 469 transitions. [2022-10-17 16:30:10,939 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 469 transitions. [2022-10-17 16:30:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:30:10,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:10,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:11,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 1687 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:30:11,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:11,793 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 16:30:12,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:12,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 292 states and 486 transitions. [2022-10-17 16:30:12,094 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 486 transitions. [2022-10-17 16:30:12,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:30:12,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:12,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:12,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:12,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:12,467 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 16:30:12,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:12,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 292 states and 484 transitions. [2022-10-17 16:30:12,486 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 484 transitions. [2022-10-17 16:30:12,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:30:12,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:12,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:12,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:12,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:12,798 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 16:30:12,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:12,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 292 states and 482 transitions. [2022-10-17 16:30:12,816 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 482 transitions. [2022-10-17 16:30:12,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:30:12,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:12,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:13,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 1701 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:13,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:13,640 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:13,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:13,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 292 states and 480 transitions. [2022-10-17 16:30:13,652 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 480 transitions. [2022-10-17 16:30:13,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:30:13,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:13,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:14,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 1691 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:14,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:14,361 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 16:30:14,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:14,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 292 states and 475 transitions. [2022-10-17 16:30:14,372 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 475 transitions. [2022-10-17 16:30:14,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:30:14,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:14,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:30:15,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:15,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:30:15,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:15,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 295 states and 477 transitions. [2022-10-17 16:30:15,289 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 477 transitions. [2022-10-17 16:30:15,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:30:15,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:15,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 1738 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:15,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:16,000 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 16:30:16,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 295 states and 471 transitions. [2022-10-17 16:30:16,028 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 471 transitions. [2022-10-17 16:30:16,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:30:16,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:16,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:30:16,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:16,605 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-10-17 16:30:16,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:30:16,667 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-10-17 16:30:16,693 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:17,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:17,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 298 states and 477 transitions. [2022-10-17 16:30:17,182 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 477 transitions. [2022-10-17 16:30:17,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:30:17,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:17,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:18,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 3020 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:18,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:18,322 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 16:30:18,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 298 states and 471 transitions. [2022-10-17 16:30:18,384 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 471 transitions. [2022-10-17 16:30:18,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:30:18,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:19,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 3163 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:30:19,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:19,813 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 16:30:20,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 319 states and 496 transitions. [2022-10-17 16:30:20,133 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 496 transitions. [2022-10-17 16:30:20,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:30:20,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 1946 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:20,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:20,938 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 16:30:20,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 319 states and 494 transitions. [2022-10-17 16:30:20,957 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 494 transitions. [2022-10-17 16:30:20,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:30:20,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:21,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 1973 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:21,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:21,802 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 16:30:21,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 319 states and 492 transitions. [2022-10-17 16:30:21,817 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 492 transitions. [2022-10-17 16:30:21,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:30:21,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:22,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 3177 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:22,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:22,956 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:22,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:22,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 319 states and 490 transitions. [2022-10-17 16:30:22,971 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 490 transitions. [2022-10-17 16:30:22,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:30:22,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:22,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:24,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 3206 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:24,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:24,220 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 16:30:24,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:24,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 319 states and 488 transitions. [2022-10-17 16:30:24,268 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 488 transitions. [2022-10-17 16:30:24,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:30:24,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:24,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 3183 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:30:25,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:25,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:30:25,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 322 states and 490 transitions. [2022-10-17 16:30:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 490 transitions. [2022-10-17 16:30:25,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:30:25,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:26,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 3418 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:26,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:26,862 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 16:30:26,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 322 states and 489 transitions. [2022-10-17 16:30:26,899 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 489 transitions. [2022-10-17 16:30:26,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 16:30:26,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:28,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 3424 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:30:28,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:28,271 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 16:30:28,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:28,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 331 states and 500 transitions. [2022-10-17 16:30:28,756 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 500 transitions. [2022-10-17 16:30:28,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:30:28,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:28,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:29,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 2300 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:30:29,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:29,571 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.