./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e --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 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:57:39,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:57:39,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:57:39,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:57:39,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:57:39,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:57:39,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:57:39,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:57:39,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:57:39,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:57:39,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:57:39,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:57:39,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:57:39,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:57:39,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:57:39,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:57:39,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:57:39,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:57:39,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:57:39,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:57:39,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:57:39,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:57:39,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:57:39,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:57:39,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:57:39,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:57:39,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:57:39,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:57:39,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:57:39,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:57:39,651 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:57:39,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:57:39,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:57:39,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:57:39,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:57:39,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:57:39,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:57:39,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:57:39,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:57:39,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:57:39,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:57:39,662 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:57:39,689 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:57:39,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:57:39,690 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:57:39,691 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:57:39,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:57:39,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:57:39,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:57:39,693 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:57:39,694 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:57:39,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:57:39,694 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:57:39,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:57:39,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:57:39,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:57:39,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:57:39,696 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:57:39,696 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:57:39,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:57:39,696 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:57:39,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:57:39,697 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:57:39,697 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:57:39,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:57:39,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:57:39,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:57:39,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:57:39,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:57:39,699 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:57:39,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:57:39,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:57:39,699 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_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 [2021-11-13 23:57:39,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:57:39,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:57:39,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:57:39,966 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:57:39,967 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:57:39,968 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2021-11-13 23:57:40,049 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/data/8682c9271/94422badaafe41c98a07f6f29752443f/FLAG3d6be858a [2021-11-13 23:57:40,651 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:57:40,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2021-11-13 23:57:40,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/data/8682c9271/94422badaafe41c98a07f6f29752443f/FLAG3d6be858a [2021-11-13 23:57:40,894 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/data/8682c9271/94422badaafe41c98a07f6f29752443f [2021-11-13 23:57:40,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:57:40,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:57:40,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:57:40,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:57:40,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:57:40,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:57:40" (1/1) ... [2021-11-13 23:57:40,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ba1ee63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:40, skipping insertion in model container [2021-11-13 23:57:40,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:57:40" (1/1) ... [2021-11-13 23:57:40,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:57:40,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:57:41,575 WARN L228 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_1686217e-7233-4f3c-8a08-8244e0e11886/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-11-13 23:57:41,794 WARN L228 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_1686217e-7233-4f3c-8a08-8244e0e11886/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-11-13 23:57:41,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:57:41,838 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:57:41,885 WARN L228 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_1686217e-7233-4f3c-8a08-8244e0e11886/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-11-13 23:57:41,961 WARN L228 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_1686217e-7233-4f3c-8a08-8244e0e11886/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-11-13 23:57:41,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:57:42,034 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:57:42,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:42 WrapperNode [2021-11-13 23:57:42,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:57:42,036 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:57:42,036 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:57:42,036 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:57:42,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:42" (1/1) ... [2021-11-13 23:57:42,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:42" (1/1) ... [2021-11-13 23:57:42,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:57:42,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:57:42,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:57:42,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:57:42,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:42" (1/1) ... [2021-11-13 23:57:42,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:42" (1/1) ... [2021-11-13 23:57:42,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:42" (1/1) ... [2021-11-13 23:57:42,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:42" (1/1) ... [2021-11-13 23:57:42,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:42" (1/1) ... [2021-11-13 23:57:42,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:42" (1/1) ... [2021-11-13 23:57:42,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:42" (1/1) ... [2021-11-13 23:57:42,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:57:42,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:57:42,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:57:42,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:57:42,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:42" (1/1) ... [2021-11-13 23:57:42,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:57:42,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:57:42,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:57:42,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:57:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:57:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 23:57:42,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 23:57:42,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:57:42,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 23:57:42,511 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 23:57:42,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:57:42,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:57:42,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:57:42,512 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 23:57:42,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:57:42,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:57:42,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:57:42,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:57:42,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:57:47,069 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:57:47,070 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-13 23:57:47,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:57:47 BoogieIcfgContainer [2021-11-13 23:57:47,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:57:47,076 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:57:47,076 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:57:47,086 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:57:47,086 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:57:47" (1/1) ... [2021-11-13 23:57:47,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:57:47,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:47,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 326 transitions. [2021-11-13 23:57:47,185 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 326 transitions. [2021-11-13 23:57:47,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:57:47,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:47,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:47,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:47,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:47,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:47,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:47,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 192 states and 329 transitions. [2021-11-13 23:57:47,439 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 329 transitions. [2021-11-13 23:57:47,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:47,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:47,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:47,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:47,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:47,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:47,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:47,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 191 states and 328 transitions. [2021-11-13 23:57:47,573 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 328 transitions. [2021-11-13 23:57:47,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:57:47,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:47,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:47,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:47,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:47,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:47,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:47,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:47,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 191 states and 324 transitions. [2021-11-13 23:57:47,678 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 324 transitions. [2021-11-13 23:57:47,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:57:47,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:47,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:47,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:47,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:47,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:47,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:47,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 191 states and 316 transitions. [2021-11-13 23:57:47,798 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 316 transitions. [2021-11-13 23:57:47,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:57:47,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:47,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:47,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:47,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:47,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:47,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:47,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:47,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2021-11-13 23:57:47,997 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2021-11-13 23:57:48,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:57:48,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:48,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:48,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:48,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:48,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:48,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:48,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 191 states and 292 transitions. [2021-11-13 23:57:48,341 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 292 transitions. [2021-11-13 23:57:48,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:57:48,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:48,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:48,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:48,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:48,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:49,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:49,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 236 states and 348 transitions. [2021-11-13 23:57:49,075 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 348 transitions. [2021-11-13 23:57:49,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:57:49,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:49,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:49,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:49,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:49,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:49,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 236 states and 346 transitions. [2021-11-13 23:57:49,288 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 346 transitions. [2021-11-13 23:57:49,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:57:49,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:49,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:49,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:49,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:49,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:49,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:49,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 236 states and 344 transitions. [2021-11-13 23:57:49,492 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 344 transitions. [2021-11-13 23:57:49,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:57:49,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:49,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:49,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:49,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:49,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:50,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:50,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-13 23:57:50,366 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-13 23:57:50,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:57:50,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:50,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:50,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:50,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:50,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:50,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:50,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 282 states and 400 transitions. [2021-11-13 23:57:50,570 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 400 transitions. [2021-11-13 23:57:50,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:57:50,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:50,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:50,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:50,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:50,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:50,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:50,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 282 states and 398 transitions. [2021-11-13 23:57:50,802 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 398 transitions. [2021-11-13 23:57:50,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:57:50,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:50,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:50,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:50,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:50,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:51,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:51,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:51,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 316 states and 440 transitions. [2021-11-13 23:57:51,513 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 440 transitions. [2021-11-13 23:57:51,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:57:51,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:51,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:51,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:51,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:51,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:51,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:51,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 316 states and 438 transitions. [2021-11-13 23:57:51,731 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 438 transitions. [2021-11-13 23:57:51,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:57:51,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:51,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:51,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:51,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:51,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:51,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:51,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 316 states and 436 transitions. [2021-11-13 23:57:51,940 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 436 transitions. [2021-11-13 23:57:51,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:57:51,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:51,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:52,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:52,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:52,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:52,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:52,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 316 states and 434 transitions. [2021-11-13 23:57:52,224 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 434 transitions. [2021-11-13 23:57:52,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:57:52,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:52,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:52,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:52,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:52,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:57:52,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:52,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 319 states and 436 transitions. [2021-11-13 23:57:52,532 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 436 transitions. [2021-11-13 23:57:52,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:57:52,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:52,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:52,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:52,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:52,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:57:52,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:52,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 322 states and 438 transitions. [2021-11-13 23:57:52,832 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 438 transitions. [2021-11-13 23:57:52,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:57:52,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:52,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:52,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:52,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:53,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:57:53,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:53,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 325 states and 440 transitions. [2021-11-13 23:57:53,159 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 440 transitions. [2021-11-13 23:57:53,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:57:53,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:53,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:53,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:53,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:53,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:57:53,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:53,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 328 states and 442 transitions. [2021-11-13 23:57:53,471 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 442 transitions. [2021-11-13 23:57:53,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:57:53,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:53,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:53,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:53,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:53,901 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:57:53,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:53,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 331 states and 444 transitions. [2021-11-13 23:57:53,966 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 444 transitions. [2021-11-13 23:57:53,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:57:53,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:53,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:54,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:54,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:54,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:54,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:57:54,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:54,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2021-11-13 23:57:54,410 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2021-11-13 23:57:54,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:57:54,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:54,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:54,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:54,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:54,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:54,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:54,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 334 states and 445 transitions. [2021-11-13 23:57:54,687 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 445 transitions. [2021-11-13 23:57:54,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:57:54,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:54,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:54,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:54,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:54,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:55,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:55,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 343 states and 456 transitions. [2021-11-13 23:57:55,247 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 456 transitions. [2021-11-13 23:57:55,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:57:55,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:55,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:55,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:55,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:55,550 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:57:55,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:55,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 352 states and 466 transitions. [2021-11-13 23:57:55,596 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 466 transitions. [2021-11-13 23:57:55,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:57:55,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:55,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:55,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:55,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:55,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:55,870 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:57:55,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:55,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 361 states and 476 transitions. [2021-11-13 23:57:55,905 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 476 transitions. [2021-11-13 23:57:55,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:57:55,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:55,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:56,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:56,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:56,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:56,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:56,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 370 states and 487 transitions. [2021-11-13 23:57:56,618 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 487 transitions. [2021-11-13 23:57:56,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:57:56,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:56,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:56,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:56,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:56,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:57:56,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:56,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 379 states and 497 transitions. [2021-11-13 23:57:56,984 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 497 transitions. [2021-11-13 23:57:56,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:57:56,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:56,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:57,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:57,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:57,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:57:57,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:57,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 388 states and 507 transitions. [2021-11-13 23:57:57,333 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2021-11-13 23:57:57,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:57:57,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:57,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:57,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:57,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:57,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:58,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 397 states and 518 transitions. [2021-11-13 23:57:58,075 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 518 transitions. [2021-11-13 23:57:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:57:58,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:58,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:58,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:58,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:58,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:57:59,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:59,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 398 states and 520 transitions. [2021-11-13 23:57:59,455 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2021-11-13 23:57:59,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:57:59,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:59,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:59,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:59,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:59,794 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:57:59,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:59,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 411 states and 535 transitions. [2021-11-13 23:57:59,975 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 535 transitions. [2021-11-13 23:57:59,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:57:59,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:59,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:00,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:58:00,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:00,510 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:58:00,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:00,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 420 states and 545 transitions. [2021-11-13 23:58:00,568 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 545 transitions. [2021-11-13 23:58:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:58:00,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:00,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:00,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:58:00,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:00,914 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:58:00,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:00,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-13 23:58:00,936 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-13 23:58:00,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:58:00,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:00,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:01,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:01,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:02,048 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:58:02,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:02,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-13 23:58:02,131 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-13 23:58:02,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:58:02,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:02,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:02,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:02,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:03,075 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:58:03,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:03,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 425 states and 555 transitions. [2021-11-13 23:58:03,211 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 555 transitions. [2021-11-13 23:58:03,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:58:03,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:03,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:03,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:58:03,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:03,611 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:58:04,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-13 23:58:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-13 23:58:04,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:58:04,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:04,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:05,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 23:58:05,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:05,478 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 23:58:05,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:05,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 428 states and 561 transitions. [2021-11-13 23:58:05,783 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 561 transitions. [2021-11-13 23:58:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:58:05,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:05,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:05,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:58:05,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:06,452 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-13 23:58:07,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:07,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 429 states and 563 transitions. [2021-11-13 23:58:07,745 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 563 transitions. [2021-11-13 23:58:07,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:58:07,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:07,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:07,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:58:07,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:08,096 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 23:58:08,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:08,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 429 states and 561 transitions. [2021-11-13 23:58:08,111 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 561 transitions. [2021-11-13 23:58:08,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 23:58:08,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:08,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:08,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:08,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:58:08,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:08,523 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:58:09,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:09,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 432 states and 563 transitions. [2021-11-13 23:58:09,987 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 563 transitions. [2021-11-13 23:58:09,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 23:58:09,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:09,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 23:58:20,187 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) [2021-11-13 23:58:20,191 INFO L158 Benchmark]: Toolchain (without parser) took 39290.56ms. Allocated memory was 121.6MB in the beginning and 293.6MB in the end (delta: 172.0MB). Free memory was 88.8MB in the beginning and 220.9MB in the end (delta: -132.0MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2021-11-13 23:58:20,192 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 121.6MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:58:20,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1126.13ms. Allocated memory is still 121.6MB. Free memory was 88.5MB in the beginning and 65.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-13 23:58:20,194 INFO L158 Benchmark]: Boogie Procedure Inliner took 188.52ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 65.4MB in the beginning and 113.2MB in the end (delta: -47.8MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2021-11-13 23:58:20,194 INFO L158 Benchmark]: Boogie Preprocessor took 178.76ms. Allocated memory is still 146.8MB. Free memory was 113.2MB in the beginning and 101.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 23:58:20,195 INFO L158 Benchmark]: RCFGBuilder took 4663.80ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 101.7MB in the beginning and 96.6MB in the end (delta: 5.1MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. [2021-11-13 23:58:20,196 INFO L158 Benchmark]: CodeCheck took 33114.24ms. Allocated memory was 188.7MB in the beginning and 293.6MB in the end (delta: 104.9MB). Free memory was 96.6MB in the beginning and 220.9MB in the end (delta: -124.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:58:20,200 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 0.37ms. Allocated memory is still 121.6MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1126.13ms. Allocated memory is still 121.6MB. Free memory was 88.5MB in the beginning and 65.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 188.52ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 65.4MB in the beginning and 113.2MB in the end (delta: -47.8MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 178.76ms. Allocated memory is still 146.8MB. Free memory was 113.2MB in the beginning and 101.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4663.80ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 101.7MB in the beginning and 96.6MB in the end (delta: 5.1MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. * CodeCheck took 33114.24ms. Allocated memory was 188.7MB in the beginning and 293.6MB in the end (delta: 104.9MB). Free memory was 96.6MB in the beginning and 220.9MB in the end (delta: -124.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:58:20,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1686217e-7233-4f3c-8a08-8244e0e11886/bin/ukojak-2xVlg8857e/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