./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:04:21,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:04:21,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:04:21,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:04:21,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:04:21,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:04:21,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:04:21,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:04:21,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:04:21,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:04:21,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:04:21,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:04:21,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:04:21,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:04:21,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:04:21,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:04:21,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:04:21,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:04:21,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:04:21,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:04:21,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:04:21,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:04:21,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:04:21,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:04:21,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:04:21,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:04:21,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:04:21,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:04:21,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:04:21,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:04:21,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:04:21,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:04:21,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:04:21,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:04:21,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:04:21,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:04:21,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:04:21,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:04:21,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:04:21,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:04:21,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:04:21,855 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 05:04:21,908 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:04:21,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:04:21,910 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:04:21,910 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:04:21,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:04:21,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:04:21,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:04:21,912 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:04:21,920 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:04:21,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:04:21,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:04:21,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:04:21,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:04:21,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:04:21,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:04:21,924 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:04:21,924 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:04:21,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:04:21,925 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:04:21,925 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:04:21,925 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:04:21,926 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:04:21,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:04:21,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:04:21,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:04:21,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:04:21,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:04:21,928 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:04:21,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:04:21,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:04:21,930 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_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 [2021-11-21 05:04:22,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:04:22,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:04:22,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:04:22,315 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:04:22,316 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:04:22,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2021-11-21 05:04:22,417 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/data/a9cadbf69/6786ca50a63b4e189d314edfd7ce338a/FLAGac19baf3d [2021-11-21 05:04:23,153 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:04:23,157 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2021-11-21 05:04:23,194 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/data/a9cadbf69/6786ca50a63b4e189d314edfd7ce338a/FLAGac19baf3d [2021-11-21 05:04:23,313 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/data/a9cadbf69/6786ca50a63b4e189d314edfd7ce338a [2021-11-21 05:04:23,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:04:23,318 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:04:23,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:04:23,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:04:23,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:04:23,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:04:23" (1/1) ... [2021-11-21 05:04:23,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54fc7cb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:04:23, skipping insertion in model container [2021-11-21 05:04:23,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:04:23" (1/1) ... [2021-11-21 05:04:23,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:04:23,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:04:24,028 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_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-21 05:04:24,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:04:24,204 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:04:24,252 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_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2021-11-21 05:04:24,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:04:24,371 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:04:24,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:04:24 WrapperNode [2021-11-21 05:04:24,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:04:24,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:04:24,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:04:24,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:04:24,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:04:24" (1/1) ... [2021-11-21 05:04:24,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:04:24" (1/1) ... [2021-11-21 05:04:24,504 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 627 [2021-11-21 05:04:24,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:04:24,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:04:24,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:04:24,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:04:24,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:04:24" (1/1) ... [2021-11-21 05:04:24,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:04:24" (1/1) ... [2021-11-21 05:04:24,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:04:24" (1/1) ... [2021-11-21 05:04:24,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:04:24" (1/1) ... [2021-11-21 05:04:24,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:04:24" (1/1) ... [2021-11-21 05:04:24,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:04:24" (1/1) ... [2021-11-21 05:04:24,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:04:24" (1/1) ... [2021-11-21 05:04:24,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:04:24,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:04:24,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:04:24,634 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:04:24,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:04:24" (1/1) ... [2021-11-21 05:04:24,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:04:24,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:04:24,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:04:24,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:04:24,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:04:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 05:04:24,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 05:04:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:04:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 05:04:24,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 05:04:24,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 05:04:24,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:04:24,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:04:24,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 05:04:24,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 05:04:24,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:04:24,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:04:24,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:04:24,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:04:25,056 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:04:25,058 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:04:26,175 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:04:26,429 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:04:26,430 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-21 05:04:26,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:04:26 BoogieIcfgContainer [2021-11-21 05:04:26,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:04:26,434 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:04:26,435 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:04:26,447 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:04:26,447 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:04:26" (1/1) ... [2021-11-21 05:04:26,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:04:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:26,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 89 states and 147 transitions. [2021-11-21 05:04:26,581 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 147 transitions. [2021-11-21 05:04:26,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:04:26,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:26,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:26,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:26,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:04:26,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:26,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:26,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:26,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 150 transitions. [2021-11-21 05:04:26,890 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 150 transitions. [2021-11-21 05:04:26,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:04:26,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:26,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:26,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:04:26,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:26,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:26,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:26,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 90 states and 149 transitions. [2021-11-21 05:04:27,002 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 149 transitions. [2021-11-21 05:04:27,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:04:27,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:27,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:27,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:04:27,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:27,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:27,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:27,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 147 transitions. [2021-11-21 05:04:27,142 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2021-11-21 05:04:27,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:04:27,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:27,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:27,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:04:27,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:27,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:27,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-11-21 05:04:27,269 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-11-21 05:04:27,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:04:27,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:27,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:27,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:04:27,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:27,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:27,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:27,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2021-11-21 05:04:27,381 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2021-11-21 05:04:27,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:04:27,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:27,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:27,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:04:27,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:27,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:27,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2021-11-21 05:04:27,606 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2021-11-21 05:04:27,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:04:27,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:27,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:27,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:04:27,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:27,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:28,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:28,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 114 states and 161 transitions. [2021-11-21 05:04:28,131 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2021-11-21 05:04:28,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:04:28,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:28,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:28,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:04:28,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:28,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:28,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 159 transitions. [2021-11-21 05:04:28,277 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2021-11-21 05:04:28,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:04:28,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:28,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:28,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:04:28,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:28,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:28,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:28,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 139 states and 190 transitions. [2021-11-21 05:04:28,827 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 190 transitions. [2021-11-21 05:04:28,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:04:28,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:28,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:28,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:04:28,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:28,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:28,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:28,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2021-11-21 05:04:28,969 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-11-21 05:04:28,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:04:28,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:28,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:29,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:04:29,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:29,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:29,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:29,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 139 states and 186 transitions. [2021-11-21 05:04:29,152 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2021-11-21 05:04:29,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:04:29,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:29,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:29,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:29,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:04:29,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:29,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:29,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:29,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 201 transitions. [2021-11-21 05:04:29,604 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 201 transitions. [2021-11-21 05:04:29,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:04:29,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:29,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:29,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:04:29,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:29,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:04:29,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:29,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 155 states and 203 transitions. [2021-11-21 05:04:29,854 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 203 transitions. [2021-11-21 05:04:29,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:04:29,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:29,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:29,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:29,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:04:29,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:30,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:04:30,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:30,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 158 states and 205 transitions. [2021-11-21 05:04:30,087 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 205 transitions. [2021-11-21 05:04:30,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:04:30,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:30,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:30,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:30,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:04:30,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:30,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:04:30,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:30,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 207 transitions. [2021-11-21 05:04:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 207 transitions. [2021-11-21 05:04:30,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:04:30,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:30,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:30,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:04:30,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:30,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:04:30,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:30,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 170 states and 217 transitions. [2021-11-21 05:04:30,569 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 217 transitions. [2021-11-21 05:04:30,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:04:30,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:30,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:30,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:04:30,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:30,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:04:30,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:30,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 179 states and 227 transitions. [2021-11-21 05:04:30,845 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 227 transitions. [2021-11-21 05:04:30,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:04:30,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:30,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:31,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:04:31,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:31,395 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:31,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:31,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-21 05:04:31,509 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-21 05:04:31,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:04:31,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:31,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:31,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 05:04:31,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:32,036 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:04:32,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:32,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 183 states and 234 transitions. [2021-11-21 05:04:32,318 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 234 transitions. [2021-11-21 05:04:32,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:04:32,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:32,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:35,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 05:04:35,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:36,033 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:04:36,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:36,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-21 05:04:36,397 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-21 05:04:36,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:04:36,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:36,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:37,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:04:37,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:37,392 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:04:37,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:37,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-21 05:04:37,612 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-21 05:04:37,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:04:37,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:37,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:37,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 05:04:37,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:38,356 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:04:38,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:38,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-21 05:04:38,796 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-21 05:04:38,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:04:38,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:38,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:39,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:39,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 05:04:39,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:39,438 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:04:39,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:39,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 187 states and 245 transitions. [2021-11-21 05:04:39,702 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 245 transitions. [2021-11-21 05:04:39,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:04:39,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:39,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:39,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 05:04:39,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:40,315 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:04:41,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:41,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 186 states and 245 transitions. [2021-11-21 05:04:41,520 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 245 transitions. [2021-11-21 05:04:41,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:04:41,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:41,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:42,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:04:42,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:42,441 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:04:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:43,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 188 states and 248 transitions. [2021-11-21 05:04:43,090 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 248 transitions. [2021-11-21 05:04:43,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:04:43,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:43,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:43,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-21 05:04:43,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:44,157 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 05:04:45,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:45,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 190 states and 257 transitions. [2021-11-21 05:04:45,017 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 257 transitions. [2021-11-21 05:04:45,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:04:45,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:45,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:45,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 05:04:45,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:46,296 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:04:46,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:46,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 190 states and 257 transitions. [2021-11-21 05:04:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 257 transitions. [2021-11-21 05:04:46,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:04:46,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:46,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:47,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-21 05:04:47,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:47,838 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 05:04:49,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:49,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 192 states and 257 transitions. [2021-11-21 05:04:49,594 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 257 transitions. [2021-11-21 05:04:49,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:04:49,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:49,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:50,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-21 05:04:50,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:51,281 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 05:04:52,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:52,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 194 states and 264 transitions. [2021-11-21 05:04:52,891 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 264 transitions. [2021-11-21 05:04:52,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:04:52,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:52,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:55,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-21 05:04:55,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:56,024 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 05:04:57,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:57,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 196 states and 276 transitions. [2021-11-21 05:04:57,882 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 276 transitions. [2021-11-21 05:04:57,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:04:57,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:57,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:58,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:58,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-21 05:04:58,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:59,544 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 05:05:01,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:01,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2021-11-21 05:05:01,319 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2021-11-21 05:05:01,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:05:01,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:01,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:01,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 05:05:01,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:03,452 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 21 proven. 253 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:05:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2021-11-21 05:05:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2021-11-21 05:05:05,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:05:05,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:05,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:10,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-21 05:05:10,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:11,368 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 148 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-21 05:05:12,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:12,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 200 states and 303 transitions. [2021-11-21 05:05:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 303 transitions. [2021-11-21 05:05:12,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:05:12,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:12,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:13,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 05:05:13,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:15,147 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 29 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 05:05:16,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:16,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 200 states and 303 transitions. [2021-11-21 05:05:16,538 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 303 transitions. [2021-11-21 05:05:16,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:05:16,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:16,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:17,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:05:17,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:17,859 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 173 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-21 05:05:19,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:19,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 202 states and 306 transitions. [2021-11-21 05:05:19,012 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 306 transitions. [2021-11-21 05:05:19,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:05:19,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:19,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:20,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-21 05:05:20,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:22,103 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 200 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-21 05:05:25,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:25,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2021-11-21 05:05:25,801 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2021-11-21 05:05:25,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:05:25,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:25,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:27,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:05:27,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:29,414 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 228 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-21 05:05:31,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:31,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2021-11-21 05:05:31,802 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2021-11-21 05:05:31,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:05:31,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:31,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:33,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:05:33,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:35,365 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 228 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-21 05:05:38,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:38,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2021-11-21 05:05:38,290 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2021-11-21 05:05:38,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:05:38,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:38,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 05:05:48,445 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 05:05:48,451 INFO L158 Benchmark]: Toolchain (without parser) took 85131.78ms. Allocated memory was 100.7MB in the beginning and 184.5MB in the end (delta: 83.9MB). Free memory was 64.7MB in the beginning and 86.4MB in the end (delta: -21.6MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. [2021-11-21 05:05:48,452 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory was 53.7MB in the beginning and 53.6MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:05:48,453 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1055.34ms. Allocated memory was 100.7MB in the beginning and 140.5MB in the end (delta: 39.8MB). Free memory was 64.5MB in the beginning and 95.8MB in the end (delta: -31.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 05:05:48,454 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.15ms. Allocated memory is still 140.5MB. Free memory was 95.8MB in the beginning and 90.9MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 05:05:48,455 INFO L158 Benchmark]: Boogie Preprocessor took 127.83ms. Allocated memory is still 140.5MB. Free memory was 90.9MB in the beginning and 86.0MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 05:05:48,455 INFO L158 Benchmark]: RCFGBuilder took 1799.48ms. Allocated memory is still 140.5MB. Free memory was 86.0MB in the beginning and 55.6MB in the end (delta: 30.4MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2021-11-21 05:05:48,456 INFO L158 Benchmark]: CodeCheck took 82014.54ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 54.8MB in the beginning and 86.4MB in the end (delta: -31.6MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-21 05:05:48,461 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory was 53.7MB in the beginning and 53.6MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1055.34ms. Allocated memory was 100.7MB in the beginning and 140.5MB in the end (delta: 39.8MB). Free memory was 64.5MB in the beginning and 95.8MB in the end (delta: -31.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.15ms. Allocated memory is still 140.5MB. Free memory was 95.8MB in the beginning and 90.9MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 127.83ms. Allocated memory is still 140.5MB. Free memory was 90.9MB in the beginning and 86.0MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1799.48ms. Allocated memory is still 140.5MB. Free memory was 86.0MB in the beginning and 55.6MB in the end (delta: 30.4MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * CodeCheck took 82014.54ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 54.8MB in the beginning and 86.4MB in the end (delta: -31.6MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 05:05:48,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e687ec4-a24f-41ce-8f20-34d1dcf6f0a3/bin/ukojak-vF6T2TMglN/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown