./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH --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 7743788eb05cb3443d5449a0c3250a50955573eb924e62e5cc797e3ef82e3ba3 --- 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-e04fb08 [2022-11-16 08:12:32,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:12:32,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:12:32,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:12:32,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:12:32,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:12:32,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:12:32,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:12:32,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:12:32,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:12:32,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:12:32,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:12:32,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:12:32,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:12:32,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:12:32,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:12:32,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:12:32,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:12:32,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:12:32,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:12:32,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:12:32,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:12:32,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:12:32,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:12:32,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:12:32,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:12:32,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:12:32,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:12:32,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:12:32,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:12:32,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:12:32,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:12:32,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:12:32,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:12:32,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:12:32,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:12:32,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:12:32,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:12:32,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:12:32,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:12:32,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:12:32,147 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-16 08:12:32,170 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:12:32,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:12:32,172 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:12:32,172 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:12:32,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:12:32,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:12:32,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:12:32,174 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 08:12:32,174 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 08:12:32,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:12:32,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 08:12:32,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:12:32,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:12:32,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:12:32,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:12:32,176 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-16 08:12:32,176 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 08:12:32,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:12:32,176 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:12:32,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:12:32,177 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:12:32,177 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:12:32,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:12:32,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:12:32,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:12:32,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:12:32,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:12:32,178 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:12:32,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:12:32,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:12:32,179 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_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7743788eb05cb3443d5449a0c3250a50955573eb924e62e5cc797e3ef82e3ba3 [2022-11-16 08:12:32,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:12:32,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:12:32,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:12:32,529 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:12:32,531 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:12:32,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i [2022-11-16 08:12:32,620 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/data/37a12a74b/06f16a56ce1948f1b9ae8aaaefa0e05c/FLAGb9d8c7977 [2022-11-16 08:12:33,383 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:12:33,384 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i [2022-11-16 08:12:33,405 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/data/37a12a74b/06f16a56ce1948f1b9ae8aaaefa0e05c/FLAGb9d8c7977 [2022-11-16 08:12:33,583 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/data/37a12a74b/06f16a56ce1948f1b9ae8aaaefa0e05c [2022-11-16 08:12:33,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:12:33,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:12:33,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:12:33,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:12:33,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:12:33,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:12:33" (1/1) ... [2022-11-16 08:12:33,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3091455c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:33, skipping insertion in model container [2022-11-16 08:12:33,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:12:33" (1/1) ... [2022-11-16 08:12:33,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:12:33,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:12:34,412 WARN L229 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_3de8316e-33bb-4dae-bb1d-879963096b2c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[44118,44131] [2022-11-16 08:12:34,441 WARN L229 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_3de8316e-33bb-4dae-bb1d-879963096b2c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[44660,44673] [2022-11-16 08:12:34,572 WARN L229 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_3de8316e-33bb-4dae-bb1d-879963096b2c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[56247,56260] [2022-11-16 08:12:34,573 WARN L229 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_3de8316e-33bb-4dae-bb1d-879963096b2c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[56368,56381] [2022-11-16 08:12:34,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:12:34,594 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:12:34,633 WARN L229 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_3de8316e-33bb-4dae-bb1d-879963096b2c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[44118,44131] [2022-11-16 08:12:34,637 WARN L229 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_3de8316e-33bb-4dae-bb1d-879963096b2c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[44660,44673] [2022-11-16 08:12:34,716 WARN L229 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_3de8316e-33bb-4dae-bb1d-879963096b2c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[56247,56260] [2022-11-16 08:12:34,717 WARN L229 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_3de8316e-33bb-4dae-bb1d-879963096b2c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[56368,56381] [2022-11-16 08:12:34,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:12:34,789 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:12:34,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:34 WrapperNode [2022-11-16 08:12:34,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:12:34,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:12:34,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:12:34,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:12:34,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:34" (1/1) ... [2022-11-16 08:12:34,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:34" (1/1) ... [2022-11-16 08:12:34,985 INFO L138 Inliner]: procedures = 282, calls = 294, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1046 [2022-11-16 08:12:34,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:12:34,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:12:34,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:12:34,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:12:35,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:34" (1/1) ... [2022-11-16 08:12:35,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:34" (1/1) ... [2022-11-16 08:12:35,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:34" (1/1) ... [2022-11-16 08:12:35,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:34" (1/1) ... [2022-11-16 08:12:35,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:34" (1/1) ... [2022-11-16 08:12:35,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:34" (1/1) ... [2022-11-16 08:12:35,145 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:34" (1/1) ... [2022-11-16 08:12:35,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:34" (1/1) ... [2022-11-16 08:12:35,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:12:35,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:12:35,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:12:35,180 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:12:35,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:34" (1/1) ... [2022-11-16 08:12:35,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:12:35,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:12:35,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:12:35,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:12:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 08:12:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-16 08:12:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 08:12:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:12:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2022-11-16 08:12:35,329 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2022-11-16 08:12:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 08:12:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-16 08:12:35,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-16 08:12:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 08:12:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 08:12:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 08:12:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2022-11-16 08:12:35,330 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2022-11-16 08:12:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 08:12:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2022-11-16 08:12:35,331 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2022-11-16 08:12:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 08:12:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:12:35,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:12:35,697 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:12:35,700 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:12:37,661 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:12:38,175 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:12:38,175 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-11-16 08:12:38,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:12:38 BoogieIcfgContainer [2022-11-16 08:12:38,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:12:38,181 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:12:38,181 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:12:38,195 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:12:38,195 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:12:38" (1/1) ... [2022-11-16 08:12:38,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:12:38,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:38,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 158 states and 248 transitions. [2022-11-16 08:12:38,308 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 248 transitions. [2022-11-16 08:12:38,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:12:38,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:38,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:38,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-16 08:12:38,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:38,750 INFO L321 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-11-16 08:12:38,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-11-16 08:12:38,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:12:38,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:12:38,913 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:12:38,919 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-11-16 08:12:38,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2022-11-16 08:12:38,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-16 08:12:38,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-16 08:12:39,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:12:39,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-11-16 08:12:39,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:39,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:39,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 161 states and 253 transitions. [2022-11-16 08:12:39,171 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 253 transitions. [2022-11-16 08:12:39,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-16 08:12:39,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:39,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:39,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:39,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-16 08:12:39,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:39,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-16 08:12:39,316 INFO L321 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-11-16 08:12:39,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-11-16 08:12:39,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:12:39,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-16 08:12:39,397 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:12:39,398 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-11-16 08:12:39,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-16 08:12:39,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2022-11-16 08:12:39,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-16 08:12:39,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:12:39,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-16 08:12:39,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:39,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:39,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 162 states and 255 transitions. [2022-11-16 08:12:39,497 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 255 transitions. [2022-11-16 08:12:39,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 08:12:39,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:39,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:39,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-16 08:12:39,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:39,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:39,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 162 states and 253 transitions. [2022-11-16 08:12:39,631 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 253 transitions. [2022-11-16 08:12:39,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-16 08:12:39,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:39,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:39,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:40,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:40,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 162 states and 248 transitions. [2022-11-16 08:12:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 248 transitions. [2022-11-16 08:12:40,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-16 08:12:40,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:40,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:40,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-16 08:12:40,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:40,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:40,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:40,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 162 states and 242 transitions. [2022-11-16 08:12:40,232 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 242 transitions. [2022-11-16 08:12:40,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 08:12:40,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:40,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:40,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-16 08:12:40,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:40,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:40,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:40,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 162 states and 240 transitions. [2022-11-16 08:12:40,412 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 240 transitions. [2022-11-16 08:12:40,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-16 08:12:40,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:40,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:40,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-16 08:12:40,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:40,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:40,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 162 states and 238 transitions. [2022-11-16 08:12:40,640 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 238 transitions. [2022-11-16 08:12:40,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 08:12:40,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:40,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:40,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 08:12:40,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:40,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:41,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:41,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 179 states and 265 transitions. [2022-11-16 08:12:41,508 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 265 transitions. [2022-11-16 08:12:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-16 08:12:41,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:41,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:41,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 08:12:41,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:41,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:42,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:42,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 197 states and 293 transitions. [2022-11-16 08:12:42,893 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 293 transitions. [2022-11-16 08:12:42,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-16 08:12:42,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:42,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:43,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-16 08:12:43,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:43,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:43,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:43,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 197 states and 291 transitions. [2022-11-16 08:12:43,096 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 291 transitions. [2022-11-16 08:12:43,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-16 08:12:43,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:43,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:43,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 08:12:43,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:43,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:12:43,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:43,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 200 states and 293 transitions. [2022-11-16 08:12:43,328 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 293 transitions. [2022-11-16 08:12:43,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-16 08:12:43,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:43,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:43,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-16 08:12:43,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:43,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:43,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:43,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 200 states and 289 transitions. [2022-11-16 08:12:43,463 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 289 transitions. [2022-11-16 08:12:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 08:12:43,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:43,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:43,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:43,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 08:12:43,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:43,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:12:43,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:43,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 203 states and 291 transitions. [2022-11-16 08:12:43,689 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 291 transitions. [2022-11-16 08:12:43,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:12:43,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:43,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:44,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 1628 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-16 08:12:44,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:44,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:44,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 203 states and 285 transitions. [2022-11-16 08:12:44,520 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 285 transitions. [2022-11-16 08:12:44,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-16 08:12:44,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:44,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:44,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 08:12:44,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:44,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:46,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:46,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 229 states and 330 transitions. [2022-11-16 08:12:46,469 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 330 transitions. [2022-11-16 08:12:46,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:12:46,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:46,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:47,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 08:12:47,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:47,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:47,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:47,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 238 states and 342 transitions. [2022-11-16 08:12:47,320 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 342 transitions. [2022-11-16 08:12:47,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-16 08:12:47,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:47,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:47,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 08:12:47,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:47,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:49,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:49,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 265 states and 390 transitions. [2022-11-16 08:12:49,339 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 390 transitions. [2022-11-16 08:12:49,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-16 08:12:49,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:49,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:50,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 08:12:50,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:50,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:50,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:50,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 274 states and 403 transitions. [2022-11-16 08:12:50,456 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 403 transitions. [2022-11-16 08:12:50,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-16 08:12:50,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:50,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:51,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 08:12:51,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:51,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:53,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:53,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 288 states and 422 transitions. [2022-11-16 08:12:53,169 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 422 transitions. [2022-11-16 08:12:53,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-16 08:12:53,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:53,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:53,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 08:12:53,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:53,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:12:53,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:53,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 291 states and 424 transitions. [2022-11-16 08:12:53,510 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 424 transitions. [2022-11-16 08:12:53,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 08:12:53,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:53,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:53,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 08:12:53,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:53,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:12:53,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:53,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 294 states and 426 transitions. [2022-11-16 08:12:53,786 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 426 transitions. [2022-11-16 08:12:53,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-16 08:12:53,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:53,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:53,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-16 08:12:53,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:12:57,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:57,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 310 states and 472 transitions. [2022-11-16 08:12:57,087 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 472 transitions. [2022-11-16 08:12:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 08:12:57,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:57,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:57,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 1620 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 08:12:57,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:57,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:12:57,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:57,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 313 states and 474 transitions. [2022-11-16 08:12:57,935 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 474 transitions. [2022-11-16 08:12:57,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-16 08:12:57,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:57,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:12:58,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-16 08:12:58,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:12:58,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:13:00,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:00,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 328 states and 517 transitions. [2022-11-16 08:13:00,206 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 517 transitions. [2022-11-16 08:13:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-16 08:13:00,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:00,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:00,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 08:13:00,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:00,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:13:00,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:00,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 332 states and 527 transitions. [2022-11-16 08:13:00,903 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 527 transitions. [2022-11-16 08:13:00,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-16 08:13:00,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:00,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:01,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:01,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 08:13:01,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:01,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:13:01,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:01,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 332 states and 523 transitions. [2022-11-16 08:13:01,311 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 523 transitions. [2022-11-16 08:13:01,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-16 08:13:01,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:01,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:01,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-16 08:13:01,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:01,547 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-16 08:13:01,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:01,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 330 states and 519 transitions. [2022-11-16 08:13:01,566 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 519 transitions. [2022-11-16 08:13:01,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-16 08:13:01,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:01,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:01,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-16 08:13:01,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:02,213 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:13:04,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:05,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 346 states and 568 transitions. [2022-11-16 08:13:05,005 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 568 transitions. [2022-11-16 08:13:05,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-16 08:13:05,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:05,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:05,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-16 08:13:05,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:05,652 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:13:07,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:07,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 354 states and 591 transitions. [2022-11-16 08:13:07,662 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 591 transitions. [2022-11-16 08:13:07,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-16 08:13:07,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:07,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:08,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 835 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-16 08:13:08,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:08,452 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-16 08:13:11,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:11,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 378 states and 658 transitions. [2022-11-16 08:13:11,643 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 658 transitions. [2022-11-16 08:13:11,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-16 08:13:11,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:11,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:12,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 835 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-16 08:13:12,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:12,140 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-16 08:13:12,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:12,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 378 states and 657 transitions. [2022-11-16 08:13:12,973 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 657 transitions. [2022-11-16 08:13:12,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-16 08:13:12,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:12,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:13,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:13,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 835 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-16 08:13:13,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:13,417 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-16 08:13:14,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:14,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 378 states and 654 transitions. [2022-11-16 08:13:14,377 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 654 transitions. [2022-11-16 08:13:14,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-16 08:13:14,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:14,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:14,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-16 08:13:14,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:15,588 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-16 08:13:23,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:23,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 397 states and 715 transitions. [2022-11-16 08:13:23,065 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 715 transitions. [2022-11-16 08:13:23,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-16 08:13:23,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:23,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:23,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 836 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-16 08:13:23,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:23,860 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-16 08:13:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:26,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 408 states and 737 transitions. [2022-11-16 08:13:26,042 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 737 transitions. [2022-11-16 08:13:26,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-16 08:13:26,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:26,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:26,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 845 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-16 08:13:26,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:26,664 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-16 08:13:27,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:27,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 410 states and 743 transitions. [2022-11-16 08:13:27,608 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 743 transitions. [2022-11-16 08:13:27,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-16 08:13:27,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:27,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:27,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-16 08:13:27,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:28,857 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-16 08:13:30,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:30,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 412 states and 745 transitions. [2022-11-16 08:13:30,249 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 745 transitions. [2022-11-16 08:13:30,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-16 08:13:30,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:30,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:13:31,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-16 08:13:31,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:13:33,917 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:13:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:13:45,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 420 states and 774 transitions. [2022-11-16 08:13:45,700 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 774 transitions. [2022-11-16 08:13:45,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-16 08:13:45,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:13:45,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:13:55,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 08:13:56,012 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) [2022-11-16 08:13:56,016 INFO L158 Benchmark]: Toolchain (without parser) took 82427.28ms. Allocated memory was 130.0MB in the beginning and 629.1MB in the end (delta: 499.1MB). Free memory was 89.4MB in the beginning and 368.5MB in the end (delta: -279.1MB). Peak memory consumption was 220.9MB. Max. memory is 16.1GB. [2022-11-16 08:13:56,016 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory is still 109.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:13:56,017 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1198.33ms. Allocated memory is still 130.0MB. Free memory was 89.2MB in the beginning and 73.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-16 08:13:56,018 INFO L158 Benchmark]: Boogie Procedure Inliner took 194.50ms. Allocated memory is still 130.0MB. Free memory was 73.7MB in the beginning and 66.1MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 08:13:56,018 INFO L158 Benchmark]: Boogie Preprocessor took 191.87ms. Allocated memory is still 130.0MB. Free memory was 66.1MB in the beginning and 58.1MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 08:13:56,019 INFO L158 Benchmark]: RCFGBuilder took 3000.52ms. Allocated memory was 130.0MB in the beginning and 201.3MB in the end (delta: 71.3MB). Free memory was 58.1MB in the beginning and 106.5MB in the end (delta: -48.5MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2022-11-16 08:13:56,020 INFO L158 Benchmark]: CodeCheck took 77833.21ms. Allocated memory was 201.3MB in the beginning and 629.1MB in the end (delta: 427.8MB). Free memory was 106.5MB in the beginning and 368.5MB in the end (delta: -262.0MB). Peak memory consumption was 166.9MB. Max. memory is 16.1GB. [2022-11-16 08:13:56,023 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 0.33ms. Allocated memory is still 130.0MB. Free memory is still 109.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1198.33ms. Allocated memory is still 130.0MB. Free memory was 89.2MB in the beginning and 73.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 194.50ms. Allocated memory is still 130.0MB. Free memory was 73.7MB in the beginning and 66.1MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 191.87ms. Allocated memory is still 130.0MB. Free memory was 66.1MB in the beginning and 58.1MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3000.52ms. Allocated memory was 130.0MB in the beginning and 201.3MB in the end (delta: 71.3MB). Free memory was 58.1MB in the beginning and 106.5MB in the end (delta: -48.5MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * CodeCheck took 77833.21ms. Allocated memory was 201.3MB in the beginning and 629.1MB in the end (delta: 427.8MB). Free memory was 106.5MB in the beginning and 368.5MB in the end (delta: -262.0MB). Peak memory consumption was 166.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:13:56,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de8316e-33bb-4dae-bb1d-879963096b2c/bin/ukojak-CydTVMUXoH/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