./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB --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 df25530cebe2f8dbf5c0f407e5ccf4cecba61e3d44431cb17b70a57441db534c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:51:23,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:51:23,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:51:23,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:51:23,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:51:23,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:51:23,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:51:23,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:51:23,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:51:23,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:51:23,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:51:23,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:51:23,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:51:23,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:51:23,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:51:23,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:51:23,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:51:23,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:51:23,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:51:23,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:51:23,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:51:23,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:51:23,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:51:23,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:51:23,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:51:23,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:51:23,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:51:23,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:51:23,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:51:23,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:51:23,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:51:23,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:51:23,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:51:23,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:51:23,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:51:23,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:51:23,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:51:23,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:51:23,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:51:23,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:51:23,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:51:23,877 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:51:23,914 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:51:23,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:51:23,915 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:51:23,916 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:51:23,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:51:23,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:51:23,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:51:23,917 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:51:23,917 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:51:23,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:51:23,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:51:23,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:51:23,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:51:23,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:51:23,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:51:23,919 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:51:23,919 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:51:23,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:51:23,919 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:51:23,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:51:23,920 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:51:23,920 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:51:23,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:51:23,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:23,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:51:23,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:51:23,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:51:23,936 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:51:23,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:51:23,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:51:23,937 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_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df25530cebe2f8dbf5c0f407e5ccf4cecba61e3d44431cb17b70a57441db534c [2022-10-17 16:51:24,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:51:24,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:51:24,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:51:24,205 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:51:24,206 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:51:24,207 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i [2022-10-17 16:51:24,277 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/data/8714157c5/9f61fb9778ea4d16b5d420b4880004c6/FLAG3a4e97d2d [2022-10-17 16:51:24,899 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:51:24,900 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i [2022-10-17 16:51:24,921 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/data/8714157c5/9f61fb9778ea4d16b5d420b4880004c6/FLAG3a4e97d2d [2022-10-17 16:51:25,104 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/data/8714157c5/9f61fb9778ea4d16b5d420b4880004c6 [2022-10-17 16:51:25,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:51:25,109 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:51:25,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:25,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:51:25,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:51:25,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59bbe896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25, skipping insertion in model container [2022-10-17 16:51:25,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:51:25,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:51:25,781 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i[33021,33034] [2022-10-17 16:51:25,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i[49681,49694] [2022-10-17 16:51:25,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:26,000 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:51:26,029 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i[33021,33034] [2022-10-17 16:51:26,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i[49681,49694] [2022-10-17 16:51:26,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:26,172 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:51:26,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:26 WrapperNode [2022-10-17 16:51:26,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:26,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:26,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:51:26,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:51:26,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:26" (1/1) ... [2022-10-17 16:51:26,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:26" (1/1) ... [2022-10-17 16:51:26,388 INFO L138 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2022-10-17 16:51:26,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:26,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:51:26,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:51:26,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:51:26,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:26" (1/1) ... [2022-10-17 16:51:26,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:26" (1/1) ... [2022-10-17 16:51:26,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:26" (1/1) ... [2022-10-17 16:51:26,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:26" (1/1) ... [2022-10-17 16:51:26,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:26" (1/1) ... [2022-10-17 16:51:26,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:26" (1/1) ... [2022-10-17 16:51:26,515 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:26" (1/1) ... [2022-10-17 16:51:26,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:26" (1/1) ... [2022-10-17 16:51:26,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:51:26,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:51:26,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:51:26,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:51:26,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:26" (1/1) ... [2022-10-17 16:51:26,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:26,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:51:26,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:51:26,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f500fe53-33f0-429a-9a5a-70ec2fdc7606/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:51:26,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:51:26,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:51:26,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:51:26,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:51:26,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:51:26,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:51:26,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:51:26,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:51:26,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:51:26,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:51:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:51:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:51:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:51:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:51:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:51:26,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:51:26,922 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:51:26,923 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:51:29,173 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:51:29,753 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:51:29,753 INFO L300 CfgBuilder]: Removed 83 assume(true) statements. [2022-10-17 16:51:29,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:29 BoogieIcfgContainer [2022-10-17 16:51:29,757 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:51:29,758 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:51:29,759 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:51:29,769 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:51:29,769 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:29" (1/1) ... [2022-10-17 16:51:29,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:51:29,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:29,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2022-10-17 16:51:29,858 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2022-10-17 16:51:29,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:51:29,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:29,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:30,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:51:30,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:30,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:30,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 166 states and 282 transitions. [2022-10-17 16:51:30,154 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2022-10-17 16:51:30,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:51:30,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:30,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:30,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:30,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:30,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:30,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:30,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2022-10-17 16:51:30,283 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2022-10-17 16:51:30,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:51:30,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:30,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:30,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:30,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:30,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:30,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:30,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:30,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 165 states and 277 transitions. [2022-10-17 16:51:30,416 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2022-10-17 16:51:30,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:51:30,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:30,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:30,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:30,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:30,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:30,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:30,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2022-10-17 16:51:30,595 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2022-10-17 16:51:30,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:51:30,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:30,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:30,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:30,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:30,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2022-10-17 16:51:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2022-10-17 16:51:30,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:51:30,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:30,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:31,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 2754 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:31,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:31,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:32,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:32,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2022-10-17 16:51:32,051 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2022-10-17 16:51:32,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:51:32,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:32,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:33,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 3040 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:51:33,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:33,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:34,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:34,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2022-10-17 16:51:34,062 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2022-10-17 16:51:34,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:51:34,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:34,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:34,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:34,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 1823 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:34,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:34,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:34,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:34,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2022-10-17 16:51:34,999 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2022-10-17 16:51:35,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:51:35,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:35,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:35,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 1823 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:35,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:35,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:35,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:35,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2022-10-17 16:51:35,749 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2022-10-17 16:51:35,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:51:35,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:35,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:36,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 3041 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:51:36,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:37,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:37,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:37,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2022-10-17 16:51:37,932 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2022-10-17 16:51:37,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:51:37,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:37,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:38,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 1850 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:38,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:38,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:38,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:38,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2022-10-17 16:51:38,679 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2022-10-17 16:51:38,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:51:38,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:38,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:39,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 1850 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:39,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:39,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:39,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:39,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 256 states and 351 transitions. [2022-10-17 16:51:39,459 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 351 transitions. [2022-10-17 16:51:39,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:51:39,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:39,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:40,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:40,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 3054 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:40,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:40,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:40,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 256 states and 349 transitions. [2022-10-17 16:51:40,601 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 349 transitions. [2022-10-17 16:51:40,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:51:40,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:40,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:41,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 3070 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:51:41,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:41,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:42,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:42,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 290 states and 391 transitions. [2022-10-17 16:51:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 391 transitions. [2022-10-17 16:51:42,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:51:42,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:42,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:43,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 3054 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:43,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:43,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:43,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2022-10-17 16:51:43,369 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2022-10-17 16:51:43,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:51:43,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:43,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:44,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:44,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 3060 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:51:44,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:44,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:51:44,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:44,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 293 states and 391 transitions. [2022-10-17 16:51:44,429 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 391 transitions. [2022-10-17 16:51:44,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:51:44,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:44,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:45,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:45,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 3083 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:45,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:45,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:45,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:45,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 293 states and 389 transitions. [2022-10-17 16:51:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 389 transitions. [2022-10-17 16:51:45,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:51:45,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:45,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:46,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 3060 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:51:46,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:46,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:51:46,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:46,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2022-10-17 16:51:46,867 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2022-10-17 16:51:46,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:51:46,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:46,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:48,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:51:48,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:48,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:51:48,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:48,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2022-10-17 16:51:48,120 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2022-10-17 16:51:48,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:51:48,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:48,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:49,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:51:49,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:49,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:51:49,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:49,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 302 states and 395 transitions. [2022-10-17 16:51:49,339 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 395 transitions. [2022-10-17 16:51:49,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:51:49,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:49,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:50,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 3090 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:51:50,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:50,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:51:50,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:50,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2022-10-17 16:51:50,751 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2022-10-17 16:51:50,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:51:50,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:50,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:51,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 3090 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:51:51,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:51,978 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:51:52,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:52,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2022-10-17 16:51:52,016 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2022-10-17 16:51:52,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:51:52,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:52,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:53,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 3295 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:53,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:53,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:53,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:53,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 308 states and 398 transitions. [2022-10-17 16:51:53,087 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 398 transitions. [2022-10-17 16:51:53,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:51:53,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:53,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms