./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.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_9028be9e-eb24-4325-a910-406ad9764c98/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/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_9028be9e-eb24-4325-a910-406ad9764c98/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/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_9028be9e-eb24-4325-a910-406ad9764c98/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 2dcad53e9f7fd6e0b6384d19db4719ec6aa2601fd94c6ce0d3c746f1ec6b3601 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:56:59,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:56:59,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:56:59,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:56:59,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:56:59,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:56:59,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:56:59,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:56:59,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:56:59,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:56:59,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:56:59,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:56:59,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:56:59,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:56:59,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:56:59,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:56:59,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:56:59,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:56:59,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:56:59,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:56:59,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:56:59,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:56:59,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:56:59,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:56:59,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:56:59,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:56:59,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:56:59,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:56:59,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:56:59,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:56:59,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:56:59,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:56:59,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:56:59,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:56:59,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:56:59,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:56:59,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:56:59,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:56:59,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:56:59,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:56:59,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:56:59,609 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:56:59,661 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:56:59,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:56:59,662 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:56:59,662 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:56:59,665 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:56:59,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:56:59,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:56:59,666 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:56:59,666 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:56:59,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:56:59,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:56:59,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:56:59,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:56:59,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:56:59,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:56:59,669 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:56:59,669 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:56:59,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:56:59,669 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:56:59,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:56:59,670 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:56:59,670 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:56:59,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:56:59,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:56:59,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:56:59,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:56:59,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:56:59,672 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:56:59,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:56:59,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:56:59,673 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_9028be9e-eb24-4325-a910-406ad9764c98/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2dcad53e9f7fd6e0b6384d19db4719ec6aa2601fd94c6ce0d3c746f1ec6b3601 [2021-11-13 23:56:59,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:57:00,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:57:00,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:57:00,014 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:57:00,015 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:57:00,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i [2021-11-13 23:57:00,107 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/bin/ukojak-2xVlg8857e/data/61844dec0/a3bd0e4b1c764683930208c079c7c91b/FLAG3957427d9 [2021-11-13 23:57:00,798 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:57:00,799 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i [2021-11-13 23:57:00,828 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/bin/ukojak-2xVlg8857e/data/61844dec0/a3bd0e4b1c764683930208c079c7c91b/FLAG3957427d9 [2021-11-13 23:57:01,012 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/bin/ukojak-2xVlg8857e/data/61844dec0/a3bd0e4b1c764683930208c079c7c91b [2021-11-13 23:57:01,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:57:01,016 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:57:01,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:57:01,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:57:01,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:57:01,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:57:01" (1/1) ... [2021-11-13 23:57:01,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f2743de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:01, skipping insertion in model container [2021-11-13 23:57:01,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:57:01" (1/1) ... [2021-11-13 23:57:01,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:57:01,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:57:01,645 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_9028be9e-eb24-4325-a910-406ad9764c98/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i[33021,33034] [2021-11-13 23:57:01,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:57:01,901 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:57:01,951 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_9028be9e-eb24-4325-a910-406ad9764c98/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i[33021,33034] [2021-11-13 23:57:02,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:57:02,096 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:57:02,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:02 WrapperNode [2021-11-13 23:57:02,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:57:02,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:57:02,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:57:02,098 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:57:02,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:02" (1/1) ... [2021-11-13 23:57:02,158 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:02" (1/1) ... [2021-11-13 23:57:02,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:57:02,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:57:02,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:57:02,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:57:02,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:02" (1/1) ... [2021-11-13 23:57:02,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:02" (1/1) ... [2021-11-13 23:57:02,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:02" (1/1) ... [2021-11-13 23:57:02,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:02" (1/1) ... [2021-11-13 23:57:02,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:02" (1/1) ... [2021-11-13 23:57:02,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:02" (1/1) ... [2021-11-13 23:57:02,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:02" (1/1) ... [2021-11-13 23:57:02,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:57:02,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:57:02,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:57:02,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:57:02,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:57:02" (1/1) ... [2021-11-13 23:57:02,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:57:02,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:57:02,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:57:02,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:57:02,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:57:02,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 23:57:02,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 23:57:02,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:57:02,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 23:57:02,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 23:57:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:57:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:57:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:57:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:57:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:57:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:57:02,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:57:02,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:57:04,729 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:57:04,730 INFO L299 CfgBuilder]: Removed 77 assume(true) statements. [2021-11-13 23:57:04,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:57:04 BoogieIcfgContainer [2021-11-13 23:57:04,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:57:04,734 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:57:04,735 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:57:04,745 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:57:04,745 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:57:04" (1/1) ... [2021-11-13 23:57:04,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:57:04,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:04,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 161 states and 278 transitions. [2021-11-13 23:57:04,839 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 278 transitions. [2021-11-13 23:57:04,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:57:04,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:04,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:05,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:05,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:05,064 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 23:57:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:05,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 281 transitions. [2021-11-13 23:57:05,118 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2021-11-13 23:57:05,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:05,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:05,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:05,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:05,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:05,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:05,234 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 23:57:05,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:05,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 280 transitions. [2021-11-13 23:57:05,239 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 280 transitions. [2021-11-13 23:57:05,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:57:05,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:05,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:05,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:05,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:05,340 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 23:57:05,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:05,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 276 transitions. [2021-11-13 23:57:05,349 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2021-11-13 23:57:05,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:57:05,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:05,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:05,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:05,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:05,510 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 23:57:05,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:05,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 162 states and 268 transitions. [2021-11-13 23:57:05,522 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 268 transitions. [2021-11-13 23:57:05,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:57:05,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:05,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:05,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:05,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:05,679 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 23:57:05,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:05,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2021-11-13 23:57:05,700 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2021-11-13 23:57:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:57:05,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:05,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:05,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:05,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:05,899 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 23:57:05,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:05,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 162 states and 244 transitions. [2021-11-13 23:57:05,985 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 244 transitions. [2021-11-13 23:57:05,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:57:05,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:05,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:06,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:06,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:06,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:06,326 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 23:57:06,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:06,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 207 states and 300 transitions. [2021-11-13 23:57:06,798 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 300 transitions. [2021-11-13 23:57:06,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:57:06,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:06,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:06,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:06,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:07,006 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 23:57:07,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:07,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 207 states and 298 transitions. [2021-11-13 23:57:07,016 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2021-11-13 23:57:07,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:57:07,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:07,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:07,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:07,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:07,223 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 23:57:07,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:07,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 207 states and 296 transitions. [2021-11-13 23:57:07,235 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 296 transitions. [2021-11-13 23:57:07,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:57:07,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:07,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:07,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:07,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:07,555 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 23:57:08,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:08,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2021-11-13 23:57:08,101 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2021-11-13 23:57:08,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:57:08,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:08,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:08,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:08,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:08,377 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 23:57:08,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:08,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2021-11-13 23:57:08,389 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2021-11-13 23:57:08,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:57:08,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:08,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:08,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:08,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:08,585 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 23:57:08,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:08,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 253 states and 350 transitions. [2021-11-13 23:57:08,596 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 350 transitions. [2021-11-13 23:57:08,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:57:08,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:08,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:08,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:08,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:08,798 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 23:57:08,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:08,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 253 states and 348 transitions. [2021-11-13 23:57:08,812 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 348 transitions. [2021-11-13 23:57:08,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:57:08,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:08,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:08,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:08,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:08,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:09,029 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 23:57:09,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:09,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 253 states and 346 transitions. [2021-11-13 23:57:09,038 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 346 transitions. [2021-11-13 23:57:09,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:57:09,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:09,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:09,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:09,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:09,536 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 23:57:09,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:09,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 287 states and 388 transitions. [2021-11-13 23:57:09,815 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 388 transitions. [2021-11-13 23:57:09,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:57:09,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:09,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:09,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:09,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:10,050 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 23:57:10,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:10,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 290 states and 390 transitions. [2021-11-13 23:57:10,082 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 390 transitions. [2021-11-13 23:57:10,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:57:10,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:10,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:10,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:10,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:10,268 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 23:57:10,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:10,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2021-11-13 23:57:10,370 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2021-11-13 23:57:10,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:57:10,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:10,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:10,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:10,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:10,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:10,610 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 23:57:10,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:10,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 293 states and 390 transitions. [2021-11-13 23:57:10,647 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 390 transitions. [2021-11-13 23:57:10,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:57:10,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:10,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:10,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:10,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:10,928 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 23:57:10,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:10,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 296 states and 392 transitions. [2021-11-13 23:57:10,971 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 392 transitions. [2021-11-13 23:57:10,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:57:10,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:10,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:11,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:11,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:11,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:11,230 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 23:57:11,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:11,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 299 states and 394 transitions. [2021-11-13 23:57:11,270 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 394 transitions. [2021-11-13 23:57:11,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:57:11,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:11,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:11,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:11,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:11,648 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 23:57:11,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:11,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 302 states and 396 transitions. [2021-11-13 23:57:11,685 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2021-11-13 23:57:11,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:57:11,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:11,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:11,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:11,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:12,075 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 23:57:12,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:12,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 305 states and 398 transitions. [2021-11-13 23:57:12,104 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 398 transitions. [2021-11-13 23:57:12,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:57:12,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:12,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:12,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:12,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:12,396 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 23:57:12,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:12,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-13 23:57:12,415 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-13 23:57:12,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:57:12,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:12,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:12,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:12,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:12,752 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 23:57:13,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:13,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 314 states and 408 transitions. [2021-11-13 23:57:13,131 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 408 transitions. [2021-11-13 23:57:13,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:57:13,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:13,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:13,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:13,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:13,372 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 23:57:13,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:13,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 323 states and 418 transitions. [2021-11-13 23:57:13,429 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 418 transitions. [2021-11-13 23:57:13,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:57:13,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:13,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:13,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:13,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:13,734 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 23:57:13,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:13,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 332 states and 428 transitions. [2021-11-13 23:57:13,784 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 428 transitions. [2021-11-13 23:57:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:57:13,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:13,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:13,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:13,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:14,075 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 23:57:14,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:14,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 341 states and 439 transitions. [2021-11-13 23:57:14,663 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 439 transitions. [2021-11-13 23:57:14,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:57:14,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:14,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:14,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:14,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:14,938 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 23:57:15,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:15,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 350 states and 449 transitions. [2021-11-13 23:57:15,018 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 449 transitions. [2021-11-13 23:57:15,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:57:15,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:15,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:15,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:15,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:15,293 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 23:57:15,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:15,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 359 states and 459 transitions. [2021-11-13 23:57:15,366 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 459 transitions. [2021-11-13 23:57:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:57:15,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:15,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:15,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:15,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:15,792 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 23:57:16,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:16,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 368 states and 470 transitions. [2021-11-13 23:57:16,037 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 470 transitions. [2021-11-13 23:57:16,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:57:16,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:16,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:16,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:16,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:16,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:16,339 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 23:57:16,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:16,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 369 states and 472 transitions. [2021-11-13 23:57:16,820 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 472 transitions. [2021-11-13 23:57:16,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:57:16,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:16,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:16,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:16,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:17,132 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 23:57:17,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:17,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 382 states and 487 transitions. [2021-11-13 23:57:17,257 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 487 transitions. [2021-11-13 23:57:17,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:57:17,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:17,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:17,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:17,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:17,639 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 23:57:17,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:17,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 391 states and 497 transitions. [2021-11-13 23:57:17,678 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 497 transitions. [2021-11-13 23:57:17,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:57:17,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:17,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:17,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:17,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:17,971 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 23:57:17,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:17,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-13 23:57:17,986 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-13 23:57:17,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:57:17,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:17,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:18,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 23:57:18,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:18,597 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 23:57:18,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:18,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-13 23:57:18,663 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-13 23:57:18,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:57:18,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:18,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:19,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:19,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:19,253 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 23:57:19,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:19,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 396 states and 507 transitions. [2021-11-13 23:57:19,358 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 507 transitions. [2021-11-13 23:57:19,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:57:19,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:19,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:19,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:19,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:19,713 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 23:57:20,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:20,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 397 states and 509 transitions. [2021-11-13 23:57:20,306 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 509 transitions. [2021-11-13 23:57:20,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:57:20,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:20,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:20,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 23:57:20,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:21,051 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 23:57:21,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:21,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 399 states and 512 transitions. [2021-11-13 23:57:21,384 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 512 transitions. [2021-11-13 23:57:21,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:57:21,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:21,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:21,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:21,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:57:21,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:21,995 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 23:57:23,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:23,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 400 states and 514 transitions. [2021-11-13 23:57:23,027 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 514 transitions. [2021-11-13 23:57:23,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:57:23,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:23,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:23,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:57:23,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:23,341 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 23:57:23,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:23,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 400 states and 512 transitions. [2021-11-13 23:57:23,352 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 512 transitions. [2021-11-13 23:57:23,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 23:57:23,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:23,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:23,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:57:23,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:23,707 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 23:57:25,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 403 states and 514 transitions. [2021-11-13 23:57:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 514 transitions. [2021-11-13 23:57:25,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 23:57:25,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:25,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:36,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 23:57:36,157 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 23:57:36,161 INFO L158 Benchmark]: Toolchain (without parser) took 35144.16ms. Allocated memory was 92.3MB in the beginning and 327.2MB in the end (delta: 234.9MB). Free memory was 60.8MB in the beginning and 163.8MB in the end (delta: -103.0MB). Peak memory consumption was 133.9MB. Max. memory is 16.1GB. [2021-11-13 23:57:36,161 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 92.3MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:57:36,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1071.44ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 60.5MB in the beginning and 70.0MB in the end (delta: -9.5MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2021-11-13 23:57:36,163 INFO L158 Benchmark]: Boogie Procedure Inliner took 170.14ms. Allocated memory is still 111.1MB. Free memory was 70.0MB in the beginning and 61.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:57:36,163 INFO L158 Benchmark]: Boogie Preprocessor took 217.05ms. Allocated memory is still 111.1MB. Free memory was 61.2MB in the beginning and 77.2MB in the end (delta: -16.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2021-11-13 23:57:36,164 INFO L158 Benchmark]: RCFGBuilder took 2247.30ms. Allocated memory was 111.1MB in the beginning and 155.2MB in the end (delta: 44.0MB). Free memory was 77.2MB in the beginning and 93.8MB in the end (delta: -16.6MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB. [2021-11-13 23:57:36,165 INFO L158 Benchmark]: CodeCheck took 31424.92ms. Allocated memory was 155.2MB in the beginning and 327.2MB in the end (delta: 172.0MB). Free memory was 93.8MB in the beginning and 163.8MB in the end (delta: -70.0MB). Peak memory consumption was 100.9MB. Max. memory is 16.1GB. [2021-11-13 23:57:36,169 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 0.25ms. Allocated memory is still 92.3MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1071.44ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 60.5MB in the beginning and 70.0MB in the end (delta: -9.5MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 170.14ms. Allocated memory is still 111.1MB. Free memory was 70.0MB in the beginning and 61.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 217.05ms. Allocated memory is still 111.1MB. Free memory was 61.2MB in the beginning and 77.2MB in the end (delta: -16.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2247.30ms. Allocated memory was 111.1MB in the beginning and 155.2MB in the end (delta: 44.0MB). Free memory was 77.2MB in the beginning and 93.8MB in the end (delta: -16.6MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB. * CodeCheck took 31424.92ms. Allocated memory was 155.2MB in the beginning and 327.2MB in the end (delta: 172.0MB). Free memory was 93.8MB in the beginning and 163.8MB in the end (delta: -70.0MB). Peak memory consumption was 100.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:57:36,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9028be9e-eb24-4325-a910-406ad9764c98/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_9028be9e-eb24-4325-a910-406ad9764c98/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