./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.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_969586e8-42e2-4029-994c-7444272f3b9d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/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_969586e8-42e2-4029-994c-7444272f3b9d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/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_969586e8-42e2-4029-994c-7444272f3b9d/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 efaea2320311f06fbd3071893d75fb70222c33e449b43348105f12b548a90ab4 --- 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 16:59:11,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:59:11,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:59:12,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:59:12,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:59:12,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:59:12,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:59:12,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:59:12,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:59:12,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:59:12,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:59:12,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:59:12,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:59:12,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:59:12,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:59:12,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:59:12,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:59:12,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:59:12,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:59:12,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:59:12,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:59:12,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:59:12,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:59:12,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:59:12,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:59:12,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:59:12,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:59:12,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:59:12,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:59:12,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:59:12,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:59:12,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:59:12,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:59:12,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:59:12,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:59:12,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:59:12,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:59:12,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:59:12,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:59:12,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:59:12,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:59:12,085 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:59:12,130 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:59:12,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:59:12,132 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:59:12,132 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:59:12,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:59:12,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:59:12,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:59:12,134 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:59:12,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:59:12,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:59:12,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:59:12,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:59:12,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:59:12,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:59:12,136 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:59:12,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:59:12,137 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:59:12,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:59:12,137 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:59:12,137 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:59:12,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:59:12,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:12,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:59:12,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:59:12,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:59:12,139 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:59:12,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:59:12,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:59:12,139 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_969586e8-42e2-4029-994c-7444272f3b9d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efaea2320311f06fbd3071893d75fb70222c33e449b43348105f12b548a90ab4 [2022-10-17 16:59:12,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:59:12,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:59:12,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:59:12,473 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:59:12,474 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:59:12,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i [2022-10-17 16:59:12,557 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/bin/ukojak-92XMlrwhuB/data/2069f3034/cfff0f78c43a4f9684112a08db6ccff8/FLAG501757ecc [2022-10-17 16:59:13,212 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:59:13,216 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i [2022-10-17 16:59:13,242 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/bin/ukojak-92XMlrwhuB/data/2069f3034/cfff0f78c43a4f9684112a08db6ccff8/FLAG501757ecc [2022-10-17 16:59:13,380 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/bin/ukojak-92XMlrwhuB/data/2069f3034/cfff0f78c43a4f9684112a08db6ccff8 [2022-10-17 16:59:13,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:13,387 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:13,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:13,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:13,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:13,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:13" (1/1) ... [2022-10-17 16:59:13,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fb7000a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:13, skipping insertion in model container [2022-10-17 16:59:13,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:13" (1/1) ... [2022-10-17 16:59:13,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:13,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:13,910 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_969586e8-42e2-4029-994c-7444272f3b9d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i[33021,33034] [2022-10-17 16:59:14,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:14,093 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:59:14,143 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_969586e8-42e2-4029-994c-7444272f3b9d/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i[33021,33034] [2022-10-17 16:59:14,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:14,268 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:59:14,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:14 WrapperNode [2022-10-17 16:59:14,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:14,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:14,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:59:14,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:59:14,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:14" (1/1) ... [2022-10-17 16:59:14,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:14" (1/1) ... [2022-10-17 16:59:14,424 INFO L138 Inliner]: procedures = 177, calls = 448, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1445 [2022-10-17 16:59:14,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:14,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:59:14,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:59:14,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:59:14,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:14" (1/1) ... [2022-10-17 16:59:14,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:14" (1/1) ... [2022-10-17 16:59:14,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:14" (1/1) ... [2022-10-17 16:59:14,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:14" (1/1) ... [2022-10-17 16:59:14,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:14" (1/1) ... [2022-10-17 16:59:14,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:14" (1/1) ... [2022-10-17 16:59:14,600 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:14" (1/1) ... [2022-10-17 16:59:14,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:14" (1/1) ... [2022-10-17 16:59:14,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:59:14,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:59:14,629 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:59:14,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:59:14,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:14" (1/1) ... [2022-10-17 16:59:14,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:14,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:59:14,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:59:14,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_969586e8-42e2-4029-994c-7444272f3b9d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:59:14,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:59:14,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:59:14,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:59:14,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:59:14,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:59:14,734 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:59:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:59:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:59:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:59:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:59:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:59:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:59:14,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:59:14,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:59:14,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:59:15,077 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:59:15,080 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:59:17,222 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:59:17,820 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:59:17,820 INFO L300 CfgBuilder]: Removed 77 assume(true) statements. [2022-10-17 16:59:17,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:17 BoogieIcfgContainer [2022-10-17 16:59:17,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:59:17,824 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:59:17,824 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:59:17,835 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:59:17,835 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:17" (1/1) ... [2022-10-17 16:59:17,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:59:17,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:17,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 153 states and 271 transitions. [2022-10-17 16:59:17,909 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 271 transitions. [2022-10-17 16:59:17,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:59:17,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:17,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:18,178 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 16:59:18,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:18,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 154 states and 272 transitions. [2022-10-17 16:59:18,220 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 272 transitions. [2022-10-17 16:59:18,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:59:18,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:18,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:18,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:18,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:18,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:18,375 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 16:59:18,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:18,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 154 states and 268 transitions. [2022-10-17 16:59:18,386 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 268 transitions. [2022-10-17 16:59:18,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:59:18,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:18,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:18,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:18,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:18,492 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 16:59:18,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:18,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2022-10-17 16:59:18,503 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2022-10-17 16:59:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:59:18,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:18,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:18,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:18,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:18,642 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 16:59:18,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:18,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 154 states and 248 transitions. [2022-10-17 16:59:18,653 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 248 transitions. [2022-10-17 16:59:18,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:59:18,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:18,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:19,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:19,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 2770 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:19,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:19,905 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 16:59:20,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:20,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 154 states and 236 transitions. [2022-10-17 16:59:20,029 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 236 transitions. [2022-10-17 16:59:20,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:59:20,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:20,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:21,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 3056 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:59:21,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:21,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:22,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 198 states and 291 transitions. [2022-10-17 16:59:22,035 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 291 transitions. [2022-10-17 16:59:22,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:59:22,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 1839 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:22,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:22,911 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 16:59:22,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2022-10-17 16:59:22,935 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2022-10-17 16:59:22,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:59:22,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:23,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 1839 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:23,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:23,631 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 16:59:23,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:23,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 198 states and 287 transitions. [2022-10-17 16:59:23,641 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 287 transitions. [2022-10-17 16:59:23,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:59:23,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:23,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:24,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 1866 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:24,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:24,494 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 16:59:24,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:24,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 198 states and 285 transitions. [2022-10-17 16:59:24,504 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 285 transitions. [2022-10-17 16:59:24,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:59:24,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:24,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:25,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 1866 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:25,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:25,309 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 16:59:25,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 198 states and 283 transitions. [2022-10-17 16:59:25,320 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 283 transitions. [2022-10-17 16:59:25,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:59:25,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:25,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:26,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 3070 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:26,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:26,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:26,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:26,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 198 states and 281 transitions. [2022-10-17 16:59:26,554 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 281 transitions. [2022-10-17 16:59:26,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:59:26,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:26,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:27,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 3070 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:27,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:27,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:27,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:27,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 198 states and 279 transitions. [2022-10-17 16:59:27,842 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 279 transitions. [2022-10-17 16:59:27,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:59:27,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:27,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:28,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 3099 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:28,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:28,994 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 16:59:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:29,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 198 states and 277 transitions. [2022-10-17 16:59:29,166 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 277 transitions. [2022-10-17 16:59:29,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:59:29,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:29,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:30,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 3099 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:30,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:30,381 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 16:59:30,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:30,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 198 states and 275 transitions. [2022-10-17 16:59:30,449 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 275 transitions. [2022-10-17 16:59:30,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:59:30,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:30,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:31,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 3076 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:59:31,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:31,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:59:31,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:31,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 201 states and 277 transitions. [2022-10-17 16:59:31,683 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 277 transitions. [2022-10-17 16:59:31,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:59:31,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:31,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:32,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 3076 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:59:32,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:32,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:59:32,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:32,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 204 states and 279 transitions. [2022-10-17 16:59:32,791 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 279 transitions. [2022-10-17 16:59:32,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:59:32,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:32,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:33,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 3311 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:33,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:33,992 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 16:59:34,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:34,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2022-10-17 16:59:34,018 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2022-10-17 16:59:34,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:59:34,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:34,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:35,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 3311 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:59:35,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:35,136 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 16:59:35,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:35,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 204 states and 277 transitions. [2022-10-17 16:59:35,162 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 277 transitions. [2022-10-17 16:59:35,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:59:35,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:35,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:36,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 3317 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:59:36,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:36,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:36,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:36,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 213 states and 288 transitions. [2022-10-17 16:59:36,779 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 288 transitions. [2022-10-17 16:59:36,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:59:36,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:36,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:37,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 3317 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:59:37,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:37,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:38,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:38,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 222 states and 299 transitions. [2022-10-17 16:59:38,216 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 299 transitions. [2022-10-17 16:59:38,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:59:38,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:38,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:38,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 2193 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:59:38,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:39,037 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:59:39,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 231 states and 309 transitions. [2022-10-17 16:59:39,057 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 309 transitions. [2022-10-17 16:59:39,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:59:39,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:39,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 2193 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:59:39,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:39,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:59:39,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:40,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 240 states and 319 transitions. [2022-10-17 16:59:40,001 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 319 transitions. [2022-10-17 16:59:40,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:59:40,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:40,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:41,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 3334 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:59:41,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:59:41,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:41,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:41,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 241 states and 321 transitions. [2022-10-17 16:59:41,629 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 321 transitions. [2022-10-17 16:59:41,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:59:41,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:41,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms