./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL --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 f41a78d87834195eab5eb2e1b786d665ee0f261c86aa89f4e0ae15aff9e9d1ee --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:07:51,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:07:51,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:07:51,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:07:51,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:07:51,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:07:51,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:07:51,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:07:51,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:07:51,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:07:51,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:07:51,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:07:51,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:07:51,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:07:51,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:07:51,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:07:51,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:07:51,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:07:51,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:07:51,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:07:51,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:07:51,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:07:51,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:07:51,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:07:51,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:07:51,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:07:51,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:07:51,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:07:51,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:07:51,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:07:51,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:07:51,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:07:51,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:07:51,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:07:51,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:07:51,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:07:51,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:07:51,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:07:51,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:07:51,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:07:51,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:07:51,560 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:07:51,588 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:07:51,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:07:51,589 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:07:51,589 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:07:51,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:07:51,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:07:51,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:07:51,591 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:07:51,591 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:07:51,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:07:51,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:07:51,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:07:51,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:07:51,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:07:51,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:07:51,592 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:07:51,593 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:07:51,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:07:51,593 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:07:51,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:07:51,594 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:07:51,594 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:07:51,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:07:51,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:07:51,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:07:51,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:07:51,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:07:51,595 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:07:51,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:07:51,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:07:51,596 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_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f41a78d87834195eab5eb2e1b786d665ee0f261c86aa89f4e0ae15aff9e9d1ee [2021-11-25 06:07:51,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:07:51,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:07:51,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:07:51,869 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:07:51,870 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:07:51,871 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i [2021-11-25 06:07:51,936 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/data/73d401509/fd67a26bd395436dbe5cc7e79fcebbe8/FLAGebadef888 [2021-11-25 06:07:52,527 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:07:52,528 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i [2021-11-25 06:07:52,547 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/data/73d401509/fd67a26bd395436dbe5cc7e79fcebbe8/FLAGebadef888 [2021-11-25 06:07:52,788 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/data/73d401509/fd67a26bd395436dbe5cc7e79fcebbe8 [2021-11-25 06:07:52,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:07:52,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:07:52,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:07:52,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:07:52,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:07:52,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:07:52" (1/1) ... [2021-11-25 06:07:52,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7136d6a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:52, skipping insertion in model container [2021-11-25 06:07:52,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:07:52" (1/1) ... [2021-11-25 06:07:52,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:07:52,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:07:53,392 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_316ea842-9e76-4a0b-a8b1-4e6b28db842e/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i[33021,33034] [2021-11-25 06:07:53,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:07:53,600 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:07:53,630 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_316ea842-9e76-4a0b-a8b1-4e6b28db842e/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i[33021,33034] [2021-11-25 06:07:53,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:07:53,813 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:07:53,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:53 WrapperNode [2021-11-25 06:07:53,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:07:53,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:07:53,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:07:53,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:07:53,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:53" (1/1) ... [2021-11-25 06:07:53,865 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:53" (1/1) ... [2021-11-25 06:07:53,966 INFO L137 Inliner]: procedures = 177, calls = 448, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1451 [2021-11-25 06:07:53,967 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:07:53,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:07:53,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:07:53,968 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:07:53,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:53" (1/1) ... [2021-11-25 06:07:53,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:53" (1/1) ... [2021-11-25 06:07:53,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:53" (1/1) ... [2021-11-25 06:07:53,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:53" (1/1) ... [2021-11-25 06:07:54,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:53" (1/1) ... [2021-11-25 06:07:54,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:53" (1/1) ... [2021-11-25 06:07:54,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:53" (1/1) ... [2021-11-25 06:07:54,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:07:54,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:07:54,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:07:54,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:07:54,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:53" (1/1) ... [2021-11-25 06:07:54,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:07:54,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:07:54,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:07:54,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:07:54,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:07:54,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 06:07:54,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 06:07:54,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:07:54,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 06:07:54,253 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 06:07:54,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:07:54,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:07:54,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:07:54,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:07:54,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:07:54,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:07:54,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:07:54,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:07:54,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:07:54,566 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:07:54,568 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:07:55,995 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:07:56,449 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:07:56,449 INFO L301 CfgBuilder]: Removed 77 assume(true) statements. [2021-11-25 06:07:56,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:56 BoogieIcfgContainer [2021-11-25 06:07:56,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:07:56,453 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:07:56,454 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:07:56,464 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:07:56,464 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:56" (1/1) ... [2021-11-25 06:07:56,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:07:56,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:56,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 161 states and 278 transitions. [2021-11-25 06:07:56,537 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 278 transitions. [2021-11-25 06:07:56,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 06:07:56,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:56,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:56,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:07:56,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:56,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:56,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:56,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 281 transitions. [2021-11-25 06:07:56,810 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2021-11-25 06:07:56,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:07:56,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:56,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:56,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:56,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:56,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:56,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:56,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 280 transitions. [2021-11-25 06:07:56,945 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 280 transitions. [2021-11-25 06:07:56,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:07:56,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:56,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:57,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:57,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:57,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:57,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:57,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:57,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 276 transitions. [2021-11-25 06:07:57,099 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2021-11-25 06:07:57,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:07:57,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:57,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:57,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:57,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:57,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:57,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:57,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 162 states and 268 transitions. [2021-11-25 06:07:57,257 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 268 transitions. [2021-11-25 06:07:57,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:07:57,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:57,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:57,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:57,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:57,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:57,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:57,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2021-11-25 06:07:57,443 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2021-11-25 06:07:57,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:07:57,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:57,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:58,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 2742 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:58,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:58,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:58,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:58,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 162 states and 244 transitions. [2021-11-25 06:07:58,540 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 244 transitions. [2021-11-25 06:07:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:07:58,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:58,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:59,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 3016 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:07:59,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:59,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:00,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:00,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 207 states and 300 transitions. [2021-11-25 06:08:00,266 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 300 transitions. [2021-11-25 06:08:00,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:08:00,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:00,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:00,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:08:00,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:01,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:01,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:01,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 207 states and 298 transitions. [2021-11-25 06:08:01,030 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2021-11-25 06:08:01,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:08:01,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:01,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:01,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:01,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:08:01,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:01,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:01,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:01,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 207 states and 296 transitions. [2021-11-25 06:08:01,736 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 296 transitions. [2021-11-25 06:08:01,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:08:01,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:01,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:02,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 3017 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:08:02,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:02,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:03,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:03,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2021-11-25 06:08:03,293 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2021-11-25 06:08:03,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:08:03,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:03,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:03,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:08:03,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:03,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:03,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:03,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2021-11-25 06:08:03,949 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2021-11-25 06:08:03,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:08:03,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:03,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:04,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:08:04,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:04,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:04,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:04,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 253 states and 350 transitions. [2021-11-25 06:08:04,635 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 350 transitions. [2021-11-25 06:08:04,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:08:04,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:04,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:05,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:08:05,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:05,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:05,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:05,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 253 states and 348 transitions. [2021-11-25 06:08:05,676 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 348 transitions. [2021-11-25 06:08:05,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:08:05,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:05,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:06,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:08:06,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:06,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:06,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:06,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 253 states and 346 transitions. [2021-11-25 06:08:06,808 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 346 transitions. [2021-11-25 06:08:06,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:08:06,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:06,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:07,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 3046 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:08:07,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:07,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:08,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:08,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 287 states and 388 transitions. [2021-11-25 06:08:08,174 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 388 transitions. [2021-11-25 06:08:08,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:08:08,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:08,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:09,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:08:09,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:09,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:08:09,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:09,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 290 states and 390 transitions. [2021-11-25 06:08:09,287 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 390 transitions. [2021-11-25 06:08:09,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:08:09,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:09,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:10,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 3059 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:08:10,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:10,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:10,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:10,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2021-11-25 06:08:10,426 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2021-11-25 06:08:10,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:08:10,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:10,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:11,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:08:11,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:11,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:08:11,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:11,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 293 states and 390 transitions. [2021-11-25 06:08:11,414 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 390 transitions. [2021-11-25 06:08:11,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:08:11,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:11,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:12,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:08:12,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:12,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:08:12,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:12,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 296 states and 392 transitions. [2021-11-25 06:08:12,547 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 392 transitions. [2021-11-25 06:08:12,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:08:12,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:12,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:13,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:08:13,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:13,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:08:13,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:13,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 299 states and 394 transitions. [2021-11-25 06:08:13,578 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 394 transitions. [2021-11-25 06:08:13,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:08:13,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:13,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:14,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:08:14,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:14,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:08:14,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 302 states and 396 transitions. [2021-11-25 06:08:14,750 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2021-11-25 06:08:14,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:08:14,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:14,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:15,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:08:15,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:15,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:08:15,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:15,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 305 states and 398 transitions. [2021-11-25 06:08:15,960 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 398 transitions. [2021-11-25 06:08:15,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:08:15,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:15,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:16,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 3271 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:08:16,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:16,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:16,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:16,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-25 06:08:16,951 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-25 06:08:16,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:08:16,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:16,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:17,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 3277 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:08:17,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:18,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:18,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:18,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 314 states and 408 transitions. [2021-11-25 06:08:18,556 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 408 transitions. [2021-11-25 06:08:18,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:08:18,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:18,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:19,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:08:19,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:19,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:08:19,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:19,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 323 states and 418 transitions. [2021-11-25 06:08:19,511 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 418 transitions. [2021-11-25 06:08:19,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:08:19,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:19,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:20,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:08:20,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:20,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:08:20,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:20,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 332 states and 428 transitions. [2021-11-25 06:08:20,293 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 428 transitions. [2021-11-25 06:08:20,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:08:20,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:20,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:21,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:21,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 3278 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:08:21,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:21,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:21,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:21,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 341 states and 439 transitions. [2021-11-25 06:08:21,815 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 439 transitions. [2021-11-25 06:08:21,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:08:21,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:21,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:22,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:08:22,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:22,541 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:08:22,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:22,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 350 states and 449 transitions. [2021-11-25 06:08:22,607 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 449 transitions. [2021-11-25 06:08:22,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:08:22,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:22,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:23,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:08:23,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:23,422 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:08:23,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:23,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 359 states and 459 transitions. [2021-11-25 06:08:23,490 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 459 transitions. [2021-11-25 06:08:23,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:08:23,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:23,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:24,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 3307 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:08:24,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:24,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:25,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:25,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 368 states and 470 transitions. [2021-11-25 06:08:25,117 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 470 transitions. [2021-11-25 06:08:25,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:08:25,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:25,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:26,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 3294 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:08:26,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:26,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:08:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:26,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 369 states and 472 transitions. [2021-11-25 06:08:26,733 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 472 transitions. [2021-11-25 06:08:26,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 06:08:26,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:26,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:27,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:08:27,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:27,602 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:08:27,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:27,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 382 states and 487 transitions. [2021-11-25 06:08:27,786 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 487 transitions. [2021-11-25 06:08:27,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 06:08:27,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:27,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:28,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:08:28,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:28,878 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:08:28,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:28,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 391 states and 497 transitions. [2021-11-25 06:08:28,924 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 497 transitions. [2021-11-25 06:08:28,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:08:28,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:28,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:29,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:08:29,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:29,771 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:08:29,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:29,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-25 06:08:29,789 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-25 06:08:29,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 06:08:29,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:29,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:39,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:08:39,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:39,689 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:08:39,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:39,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-25 06:08:39,852 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-25 06:08:39,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 06:08:39,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:39,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:44,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:08:44,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:08:44,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:44,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-25 06:08:44,729 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-25 06:08:44,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 06:08:44,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:44,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:49,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:08:49,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:49,708 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:08:49,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:49,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-25 06:08:49,717 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-25 06:08:49,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 06:08:49,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:49,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 06:09:00,193 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) [2021-11-25 06:09:00,197 INFO L158 Benchmark]: Toolchain (without parser) took 67404.48ms. Allocated memory was 104.9MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 59.8MB in the beginning and 916.8MB in the end (delta: -857.0MB). Peak memory consumption was 358.3MB. Max. memory is 16.1GB. [2021-11-25 06:09:00,197 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 104.9MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:09:00,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1008.86ms. Allocated memory is still 104.9MB. Free memory was 59.6MB in the beginning and 50.6MB in the end (delta: 9.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2021-11-25 06:09:00,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 151.82ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 50.4MB in the beginning and 96.3MB in the end (delta: -45.9MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2021-11-25 06:09:00,199 INFO L158 Benchmark]: Boogie Preprocessor took 191.78ms. Allocated memory is still 125.8MB. Free memory was 96.2MB in the beginning and 88.5MB in the end (delta: 7.7MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-11-25 06:09:00,200 INFO L158 Benchmark]: RCFGBuilder took 2292.61ms. Allocated memory was 125.8MB in the beginning and 188.7MB in the end (delta: 62.9MB). Free memory was 88.5MB in the beginning and 95.9MB in the end (delta: -7.4MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2021-11-25 06:09:00,201 INFO L158 Benchmark]: CodeCheck took 63741.73ms. Allocated memory was 188.7MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 95.9MB in the beginning and 916.8MB in the end (delta: -820.9MB). Peak memory consumption was 310.5MB. Max. memory is 16.1GB. [2021-11-25 06:09:00,205 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 0.28ms. Allocated memory is still 104.9MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1008.86ms. Allocated memory is still 104.9MB. Free memory was 59.6MB in the beginning and 50.6MB in the end (delta: 9.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 151.82ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 50.4MB in the beginning and 96.3MB in the end (delta: -45.9MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 191.78ms. Allocated memory is still 125.8MB. Free memory was 96.2MB in the beginning and 88.5MB in the end (delta: 7.7MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2292.61ms. Allocated memory was 125.8MB in the beginning and 188.7MB in the end (delta: 62.9MB). Free memory was 88.5MB in the beginning and 95.9MB in the end (delta: -7.4MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. * CodeCheck took 63741.73ms. Allocated memory was 188.7MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 95.9MB in the beginning and 916.8MB in the end (delta: -820.9MB). Peak memory consumption was 310.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:09:00,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/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_316ea842-9e76-4a0b-a8b1-4e6b28db842e/bin/ukojak-d1pc8ZmBRL/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