./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/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_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d2a98d270a821b4275b6b35f502458543f3a892fcdda158c69925a18d34f6cf --- 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 16:45:41,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:41,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:41,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:41,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:41,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:41,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:41,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:41,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:41,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:41,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:41,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:41,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:41,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:41,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:41,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:41,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:41,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:41,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:41,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:41,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:41,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:41,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:41,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:41,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:41,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:41,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:41,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:41,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:41,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:41,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:41,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:41,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:41,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:41,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:41,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:41,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:41,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:41,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:41,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:41,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:41,315 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:45:41,379 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:41,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:41,381 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:45:41,381 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:45:41,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:41,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:41,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:41,383 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:45:41,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:45:41,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:45:41,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:41,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:45:41,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:41,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:45:41,384 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:45:41,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:45:41,385 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:41,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:45:41,385 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:41,386 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:41,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:41,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:41,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:41,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:41,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:45:41,387 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:45:41,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:45:41,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:45:41,388 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_3931be0e-38f1-4706-a015-bf5c974a4796/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d2a98d270a821b4275b6b35f502458543f3a892fcdda158c69925a18d34f6cf [2022-10-17 16:45:41,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:41,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:41,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:41,704 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:41,706 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:41,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i [2022-10-17 16:45:41,783 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB/data/fafa5b947/45664ccd305c448c80c73a8b374382fd/FLAG51250a348 [2022-10-17 16:45:42,529 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:42,530 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i [2022-10-17 16:45:42,549 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB/data/fafa5b947/45664ccd305c448c80c73a8b374382fd/FLAG51250a348 [2022-10-17 16:45:42,678 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB/data/fafa5b947/45664ccd305c448c80c73a8b374382fd [2022-10-17 16:45:42,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:42,682 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:42,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:42,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:42,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:42,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:42" (1/1) ... [2022-10-17 16:45:42,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16eb1b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:42, skipping insertion in model container [2022-10-17 16:45:42,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:42" (1/1) ... [2022-10-17 16:45:42,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:42,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:43,350 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_3931be0e-38f1-4706-a015-bf5c974a4796/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i[44118,44131] [2022-10-17 16:45:43,364 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_3931be0e-38f1-4706-a015-bf5c974a4796/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i[44660,44673] [2022-10-17 16:45:43,490 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_3931be0e-38f1-4706-a015-bf5c974a4796/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i[56247,56260] [2022-10-17 16:45:43,491 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_3931be0e-38f1-4706-a015-bf5c974a4796/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i[56368,56381] [2022-10-17 16:45:43,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:43,534 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:45:43,582 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_3931be0e-38f1-4706-a015-bf5c974a4796/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i[44118,44131] [2022-10-17 16:45:43,591 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_3931be0e-38f1-4706-a015-bf5c974a4796/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i[44660,44673] [2022-10-17 16:45:43,659 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_3931be0e-38f1-4706-a015-bf5c974a4796/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i[56247,56260] [2022-10-17 16:45:43,660 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_3931be0e-38f1-4706-a015-bf5c974a4796/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-2.i[56368,56381] [2022-10-17 16:45:43,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:43,784 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:45:43,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43 WrapperNode [2022-10-17 16:45:43,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:43,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:43,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:45:43,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:45:43,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:43,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:43,983 INFO L138 Inliner]: procedures = 282, calls = 347, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1199 [2022-10-17 16:45:43,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:43,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:45:43,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:45:43,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:45:43,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:44,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:44,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:44,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:44,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:44,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:44,146 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:44,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:44,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:45:44,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:45:44,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:45:44,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:45:44,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:44,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:44,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:45:44,212 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:45:44,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3931be0e-38f1-4706-a015-bf5c974a4796/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:45:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:45:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:45:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:45:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:45:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2022-10-17 16:45:44,263 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2022-10-17 16:45:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:45:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:45:44,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:45:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:45:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:45:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:45:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2022-10-17 16:45:44,264 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2022-10-17 16:45:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:45:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2022-10-17 16:45:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2022-10-17 16:45:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:45:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:45:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:45:44,604 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:45:44,607 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:45:46,445 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:45:46,982 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:45:46,983 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-10-17 16:45:46,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:46 BoogieIcfgContainer [2022-10-17 16:45:46,987 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:45:46,989 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:45:46,989 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:45:46,999 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:45:47,000 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:46" (1/1) ... [2022-10-17 16:45:47,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:45:47,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:47,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 160 states and 265 transitions. [2022-10-17 16:45:47,098 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 265 transitions. [2022-10-17 16:45:47,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:45:47,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:47,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:47,273 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 16:45:47,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:47,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 160 states and 262 transitions. [2022-10-17 16:45:47,307 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 262 transitions. [2022-10-17 16:45:47,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:45:47,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:47,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:47,607 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 16:45:47,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:47,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2022-10-17 16:45:47,646 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2022-10-17 16:45:47,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:45:47,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:47,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:47,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:45:47,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:47,851 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 16:45:47,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:47,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2022-10-17 16:45:47,873 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2022-10-17 16:45:47,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:45:47,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:47,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:48,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:45:48,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:48,050 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 16:45:48,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:48,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 162 states and 254 transitions. [2022-10-17 16:45:48,068 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 254 transitions. [2022-10-17 16:45:48,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:45:48,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:48,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:48,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:45:48,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:48,233 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 16:45:48,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 162 states and 252 transitions. [2022-10-17 16:45:48,278 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 252 transitions. [2022-10-17 16:45:48,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:45:48,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:48,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:49,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:45:49,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:49,627 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 16:45:49,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:49,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 167 states and 263 transitions. [2022-10-17 16:45:49,728 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 263 transitions. [2022-10-17 16:45:49,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:45:49,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:49,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:49,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:45:49,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:49,944 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 16:45:50,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:50,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 167 states and 253 transitions. [2022-10-17 16:45:50,013 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2022-10-17 16:45:50,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:45:50,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:50,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:50,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 1647 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:45:50,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:50,815 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 16:45:51,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:51,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 179 states and 268 transitions. [2022-10-17 16:45:51,117 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 268 transitions. [2022-10-17 16:45:51,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:45:51,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:51,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:51,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:45:51,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:51,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:52,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:52,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 204 states and 314 transitions. [2022-10-17 16:45:52,862 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 314 transitions. [2022-10-17 16:45:52,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:45:52,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:52,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:53,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 1661 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:45:53,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:53,421 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 16:45:53,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:53,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 204 states and 312 transitions. [2022-10-17 16:45:53,435 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 312 transitions. [2022-10-17 16:45:53,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:45:53,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:53,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:54,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 1667 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:45:54,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:54,164 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 16:45:54,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:54,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 207 states and 314 transitions. [2022-10-17 16:45:54,182 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 314 transitions. [2022-10-17 16:45:54,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:45:54,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:54,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:54,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:45:54,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:54,470 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:55,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:55,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 213 states and 326 transitions. [2022-10-17 16:45:55,170 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 326 transitions. [2022-10-17 16:45:55,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:45:55,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:55,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:55,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:45:55,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:55,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:45:55,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:55,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 211 states and 321 transitions. [2022-10-17 16:45:55,410 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 321 transitions. [2022-10-17 16:45:55,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:45:55,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:55,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:55,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:45:55,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:45:55,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:55,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 214 states and 323 transitions. [2022-10-17 16:45:55,782 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 323 transitions. [2022-10-17 16:45:55,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:45:55,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:55,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:56,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:45:56,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:56,225 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:45:57,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:57,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 227 states and 339 transitions. [2022-10-17 16:45:57,108 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 339 transitions. [2022-10-17 16:45:57,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:45:57,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:57,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:57,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:45:57,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:57,450 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2022-10-17 16:45:57,522 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-10-17 16:45:57,581 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:45:57,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:57,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 229 states and 342 transitions. [2022-10-17 16:45:57,742 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 342 transitions. [2022-10-17 16:45:57,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:45:57,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:57,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:58,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:45:58,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:58,026 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:45:58,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:58,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 229 states and 339 transitions. [2022-10-17 16:45:58,040 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 339 transitions. [2022-10-17 16:45:58,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:45:58,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:58,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:58,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:45:58,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:58,414 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:45:58,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:58,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 229 states and 337 transitions. [2022-10-17 16:45:58,445 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 337 transitions. [2022-10-17 16:45:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:45:58,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:58,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:58,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:45:58,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:58,736 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:45:58,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:58,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 229 states and 333 transitions. [2022-10-17 16:45:58,752 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 333 transitions. [2022-10-17 16:45:58,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:45:58,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:58,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:59,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:45:59,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:45:59,416 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:46:01,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:01,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 244 states and 363 transitions. [2022-10-17 16:46:01,225 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 363 transitions. [2022-10-17 16:46:01,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:46:01,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:01,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:01,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:46:01,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:02,547 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:46:05,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:05,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 250 states and 380 transitions. [2022-10-17 16:46:05,356 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 380 transitions. [2022-10-17 16:46:05,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:46:05,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:05,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:09,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 1027 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 16:46:09,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:46:12,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:12,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 252 states and 384 transitions. [2022-10-17 16:46:12,155 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 384 transitions. [2022-10-17 16:46:12,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:46:12,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:12,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:13,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 1057 conjuncts, 22 conjunts are in the unsatisfiable core [2022-10-17 16:46:13,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.