./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.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_9c6fe560-1351-4399-be83-ffcd1fd55f3c/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/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_9c6fe560-1351-4399-be83-ffcd1fd55f3c/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/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_9c6fe560-1351-4399-be83-ffcd1fd55f3c/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 9ddeff00ba0e288e2e7b04a6005a0db991f8cee358fe3ef021af7107ab321b8e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:44:19,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:44:19,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:44:19,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:44:19,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:44:19,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:44:19,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:44:19,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:44:19,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:44:19,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:44:19,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:44:19,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:44:19,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:44:19,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:44:19,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:44:19,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:44:19,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:44:19,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:44:20,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:44:20,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:44:20,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:44:20,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:44:20,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:44:20,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:44:20,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:44:20,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:44:20,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:44:20,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:44:20,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:44:20,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:44:20,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:44:20,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:44:20,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:44:20,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:44:20,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:44:20,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:44:20,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:44:20,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:44:20,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:44:20,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:44:20,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:44:20,038 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 22:44:20,072 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:44:20,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:44:20,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:44:20,074 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:44:20,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:44:20,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:44:20,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:44:20,076 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:44:20,076 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 22:44:20,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:44:20,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:44:20,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:44:20,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:44:20,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:44:20,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:44:20,078 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 22:44:20,078 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:44:20,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:44:20,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:44:20,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:44:20,079 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:44:20,079 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:44:20,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:44:20,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:44:20,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:44:20,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:44:20,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:44:20,081 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:44:20,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:44:20,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:44:20,082 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_9c6fe560-1351-4399-be83-ffcd1fd55f3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ddeff00ba0e288e2e7b04a6005a0db991f8cee358fe3ef021af7107ab321b8e [2021-11-13 22:44:20,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:44:20,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:44:20,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:44:20,505 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:44:20,506 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:44:20,508 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i [2021-11-13 22:44:20,613 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/bin/ukojak-2xVlg8857e/data/adef15177/a804ac28473c4556987bd0cb47edf41c/FLAGe9e90b935 [2021-11-13 22:44:21,466 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:44:21,468 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i [2021-11-13 22:44:21,502 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/bin/ukojak-2xVlg8857e/data/adef15177/a804ac28473c4556987bd0cb47edf41c/FLAGe9e90b935 [2021-11-13 22:44:21,584 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/bin/ukojak-2xVlg8857e/data/adef15177/a804ac28473c4556987bd0cb47edf41c [2021-11-13 22:44:21,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:44:21,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:44:21,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:44:21,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:44:21,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:44:21,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:44:21" (1/1) ... [2021-11-13 22:44:21,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1026a9d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:21, skipping insertion in model container [2021-11-13 22:44:21,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:44:21" (1/1) ... [2021-11-13 22:44:21,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:44:21,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:44:22,255 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_9c6fe560-1351-4399-be83-ffcd1fd55f3c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i[33021,33034] [2021-11-13 22:44:22,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:44:22,400 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:44:22,436 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_9c6fe560-1351-4399-be83-ffcd1fd55f3c/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i[33021,33034] [2021-11-13 22:44:22,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:44:22,644 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:44:22,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:22 WrapperNode [2021-11-13 22:44:22,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:44:22,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:44:22,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:44:22,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:44:22,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:22" (1/1) ... [2021-11-13 22:44:22,727 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:22" (1/1) ... [2021-11-13 22:44:22,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:44:22,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:44:22,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:44:22,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:44:22,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:22" (1/1) ... [2021-11-13 22:44:22,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:22" (1/1) ... [2021-11-13 22:44:22,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:22" (1/1) ... [2021-11-13 22:44:22,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:22" (1/1) ... [2021-11-13 22:44:22,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:22" (1/1) ... [2021-11-13 22:44:22,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:22" (1/1) ... [2021-11-13 22:44:23,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:22" (1/1) ... [2021-11-13 22:44:23,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:44:23,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:44:23,034 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:44:23,034 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:44:23,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:22" (1/1) ... [2021-11-13 22:44:23,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:44:23,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:44:23,084 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:44:23,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:44:23,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 22:44:23,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 22:44:23,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 22:44:23,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 22:44:23,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 22:44:23,145 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 22:44:23,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 22:44:23,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 22:44:23,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:44:23,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 22:44:23,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 22:44:23,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 22:44:23,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:44:23,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:44:26,210 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:44:26,210 INFO L299 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-13 22:44:26,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:44:26 BoogieIcfgContainer [2021-11-13 22:44:26,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:44:26,216 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:44:26,217 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:44:26,230 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:44:26,230 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:44:26" (1/1) ... [2021-11-13 22:44:26,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 22:44:26,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:26,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2021-11-13 22:44:26,365 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2021-11-13 22:44:26,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 22:44:26,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:26,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:26,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:26,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:26,622 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 22:44:26,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:26,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2021-11-13 22:44:26,694 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2021-11-13 22:44:26,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 22:44:26,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:26,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:26,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:26,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:26,821 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 22:44:26,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:26,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-13 22:44:26,831 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-13 22:44:26,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 22:44:26,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:26,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:26,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:26,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:26,973 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 22:44:26,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:26,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2021-11-13 22:44:26,979 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2021-11-13 22:44:26,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 22:44:26,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:26,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:27,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:27,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:27,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:44:27,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:27,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-13 22:44:27,146 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-13 22:44:27,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:44:27,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:27,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:27,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:27,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:27,379 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 22:44:27,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:27,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 136 states and 209 transitions. [2021-11-13 22:44:27,389 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2021-11-13 22:44:27,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:44:27,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:27,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:27,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:27,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:27,623 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 22:44:27,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:27,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2021-11-13 22:44:27,787 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2021-11-13 22:44:27,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:44:27,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:27,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:27,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:27,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:28,210 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 22:44:28,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:28,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 181 states and 253 transitions. [2021-11-13 22:44:28,861 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2021-11-13 22:44:28,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:44:28,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:28,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:29,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:29,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:29,140 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 22:44:29,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:29,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2021-11-13 22:44:29,156 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-11-13 22:44:29,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 22:44:29,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:29,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:29,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:29,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:29,397 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 22:44:29,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:29,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 181 states and 249 transitions. [2021-11-13 22:44:29,408 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-11-13 22:44:29,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 22:44:29,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:29,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:29,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:29,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:29,739 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 22:44:30,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:30,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-11-13 22:44:30,399 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-11-13 22:44:30,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:44:30,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:30,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:30,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:30,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:30,615 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 22:44:30,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 227 states and 305 transitions. [2021-11-13 22:44:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 305 transitions. [2021-11-13 22:44:30,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 22:44:30,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:30,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:30,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:30,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:30,869 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 22:44:30,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:30,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2021-11-13 22:44:30,877 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2021-11-13 22:44:30,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:44:30,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:30,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:31,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:31,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:31,125 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 22:44:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:31,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 227 states and 301 transitions. [2021-11-13 22:44:31,138 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2021-11-13 22:44:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:44:31,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:31,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:31,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:44:31,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:31,617 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 22:44:32,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:32,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2021-11-13 22:44:32,127 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2021-11-13 22:44:32,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 22:44:32,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:32,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:32,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:32,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:32,353 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 22:44:32,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:32,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 261 states and 341 transitions. [2021-11-13 22:44:32,364 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 341 transitions. [2021-11-13 22:44:32,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 22:44:32,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:32,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:32,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:32,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:32,721 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 22:44:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:32,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 264 states and 343 transitions. [2021-11-13 22:44:32,759 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 343 transitions. [2021-11-13 22:44:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 22:44:32,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:32,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:32,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:32,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:32,990 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 22:44:33,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:33,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 264 states and 341 transitions. [2021-11-13 22:44:33,109 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 341 transitions. [2021-11-13 22:44:33,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 22:44:33,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:33,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:33,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:33,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:33,396 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 22:44:33,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:33,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 267 states and 343 transitions. [2021-11-13 22:44:33,435 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 343 transitions. [2021-11-13 22:44:33,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 22:44:33,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:33,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:33,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:33,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:33,743 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 22:44:33,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:33,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 270 states and 345 transitions. [2021-11-13 22:44:33,787 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2021-11-13 22:44:33,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 22:44:33,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:33,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:33,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:33,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:34,097 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 22:44:34,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:34,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 273 states and 347 transitions. [2021-11-13 22:44:34,147 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 347 transitions. [2021-11-13 22:44:34,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:44:34,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:34,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:34,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:44:34,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:34,609 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 22:44:34,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:34,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 276 states and 349 transitions. [2021-11-13 22:44:34,642 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 349 transitions. [2021-11-13 22:44:34,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 22:44:34,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:34,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:34,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:44:34,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:35,092 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 22:44:35,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:35,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 279 states and 351 transitions. [2021-11-13 22:44:35,122 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 351 transitions. [2021-11-13 22:44:35,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 22:44:35,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:35,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:35,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:35,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:35,428 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 22:44:35,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:35,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 279 states and 350 transitions. [2021-11-13 22:44:35,451 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 350 transitions. [2021-11-13 22:44:35,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 22:44:35,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:35,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:35,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:35,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:35,809 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 22:44:36,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:36,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2021-11-13 22:44:36,185 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2021-11-13 22:44:36,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 22:44:36,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:36,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:36,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:36,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:36,504 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 22:44:36,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:36,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 297 states and 371 transitions. [2021-11-13 22:44:36,560 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 371 transitions. [2021-11-13 22:44:36,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 22:44:36,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:36,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:36,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:36,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:36,904 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 22:44:36,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:36,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 306 states and 381 transitions. [2021-11-13 22:44:36,952 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 381 transitions. [2021-11-13 22:44:36,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 22:44:36,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:36,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:37,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:37,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:37,324 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 22:44:37,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:37,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 315 states and 392 transitions. [2021-11-13 22:44:37,728 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 392 transitions. [2021-11-13 22:44:37,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:44:37,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:37,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:37,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:37,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:38,069 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 22:44:38,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:38,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 324 states and 402 transitions. [2021-11-13 22:44:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 402 transitions. [2021-11-13 22:44:38,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 22:44:38,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:38,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:38,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:38,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:38,462 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 22:44:38,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:38,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 333 states and 412 transitions. [2021-11-13 22:44:38,543 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 412 transitions. [2021-11-13 22:44:38,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 22:44:38,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:38,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:38,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:38,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:44:38,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:38,990 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 22:44:39,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:39,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 342 states and 423 transitions. [2021-11-13 22:44:39,473 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 423 transitions. [2021-11-13 22:44:39,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 22:44:39,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:39,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:39,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:39,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:39,831 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 22:44:40,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:40,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 343 states and 425 transitions. [2021-11-13 22:44:40,349 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 425 transitions. [2021-11-13 22:44:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:44:40,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:40,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:40,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:44:40,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:40,709 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 22:44:40,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:40,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 356 states and 440 transitions. [2021-11-13 22:44:40,901 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 440 transitions. [2021-11-13 22:44:40,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 22:44:40,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:40,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:41,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:41,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:44:41,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:41,417 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 22:44:41,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:41,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 365 states and 450 transitions. [2021-11-13 22:44:41,473 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 450 transitions. [2021-11-13 22:44:41,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:44:41,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:41,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:41,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:44:41,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:41,890 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 22:44:41,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:41,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-13 22:44:41,912 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-13 22:44:41,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 22:44:41,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:41,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:42,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:44:42,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:42,630 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 22:44:42,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:42,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 370 states and 460 transitions. [2021-11-13 22:44:42,845 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 460 transitions. [2021-11-13 22:44:42,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 22:44:42,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:42,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:43,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:43,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:43,272 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 22:44:45,480 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-13 22:44:45,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:45,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-13 22:44:45,529 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-13 22:44:45,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 22:44:45,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:45,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:46,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-13 22:44:46,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:46,790 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 22:44:46,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:46,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-13 22:44:46,939 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-13 22:44:46,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 22:44:46,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:46,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:47,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-13 22:44:47,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:48,063 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 22:44:48,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:48,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-13 22:44:48,263 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-13 22:44:48,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 22:44:48,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:48,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:48,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-13 22:44:48,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:49,096 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 22:44:49,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:49,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-13 22:44:49,149 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-13 22:44:49,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 22:44:49,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:49,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:49,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-13 22:44:49,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:50,211 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 22:44:50,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:50,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-13 22:44:50,259 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-13 22:44:50,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 22:44:50,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:50,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:51,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 22:44:51,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:51,399 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 22:44:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:51,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 373 states and 466 transitions. [2021-11-13 22:44:51,561 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 466 transitions. [2021-11-13 22:44:51,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 22:44:51,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:51,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:51,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 22:44:51,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:51,952 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 22:44:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:51,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 373 states and 464 transitions. [2021-11-13 22:44:51,966 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 464 transitions. [2021-11-13 22:44:51,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 22:44:51,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:51,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:52,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:44:52,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:52,628 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 22:44:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:53,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 374 states and 466 transitions. [2021-11-13 22:44:53,866 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 466 transitions. [2021-11-13 22:44:53,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 22:44:53,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:53,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:54,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 22:44:54,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:44:54,318 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 22:44:56,199 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-13 22:44:56,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:56,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 377 states and 468 transitions. [2021-11-13 22:44:56,702 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 468 transitions. [2021-11-13 22:44:56,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 22:44:56,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:56,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 22:45:06,894 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 22:45:06,899 INFO L158 Benchmark]: Toolchain (without parser) took 45310.65ms. Allocated memory was 102.8MB in the beginning and 293.6MB in the end (delta: 190.8MB). Free memory was 67.5MB in the beginning and 121.0MB in the end (delta: -53.5MB). Peak memory consumption was 136.8MB. Max. memory is 16.1GB. [2021-11-13 22:45:06,900 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 102.8MB. Free memory was 60.2MB in the beginning and 60.1MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:45:06,901 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1058.41ms. Allocated memory is still 102.8MB. Free memory was 67.3MB in the beginning and 53.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-13 22:45:06,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 217.23ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 53.0MB in the beginning and 97.3MB in the end (delta: -44.3MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-13 22:45:06,902 INFO L158 Benchmark]: Boogie Preprocessor took 166.21ms. Allocated memory is still 125.8MB. Free memory was 97.3MB in the beginning and 88.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 22:45:06,904 INFO L158 Benchmark]: RCFGBuilder took 3180.69ms. Allocated memory was 125.8MB in the beginning and 155.2MB in the end (delta: 29.4MB). Free memory was 88.9MB in the beginning and 101.7MB in the end (delta: -12.8MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2021-11-13 22:45:06,905 INFO L158 Benchmark]: CodeCheck took 40681.95ms. Allocated memory was 155.2MB in the beginning and 293.6MB in the end (delta: 138.4MB). Free memory was 101.7MB in the beginning and 121.0MB in the end (delta: -19.4MB). Peak memory consumption was 119.0MB. Max. memory is 16.1GB. [2021-11-13 22:45:06,910 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 0.36ms. Allocated memory is still 102.8MB. Free memory was 60.2MB in the beginning and 60.1MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1058.41ms. Allocated memory is still 102.8MB. Free memory was 67.3MB in the beginning and 53.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 217.23ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 53.0MB in the beginning and 97.3MB in the end (delta: -44.3MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 166.21ms. Allocated memory is still 125.8MB. Free memory was 97.3MB in the beginning and 88.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3180.69ms. Allocated memory was 125.8MB in the beginning and 155.2MB in the end (delta: 29.4MB). Free memory was 88.9MB in the beginning and 101.7MB in the end (delta: -12.8MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. * CodeCheck took 40681.95ms. Allocated memory was 155.2MB in the beginning and 293.6MB in the end (delta: 138.4MB). Free memory was 101.7MB in the beginning and 121.0MB in the end (delta: -19.4MB). Peak memory consumption was 119.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 22:45:07,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6fe560-1351-4399-be83-ffcd1fd55f3c/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_9c6fe560-1351-4399-be83-ffcd1fd55f3c/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