./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.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_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/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_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/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_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/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 98addbea2d7583a98dfe535f8a62b1da98b67168a60a4eb76b7c658a539d3a89 --- 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 16:39:10,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:10,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:10,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:10,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:10,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:10,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:10,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:10,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:10,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:10,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:10,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:10,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:10,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:10,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:10,921 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:10,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:10,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:10,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:10,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:10,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:10,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:10,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:10,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:10,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:10,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:10,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:10,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:10,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:10,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:10,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:10,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:10,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:10,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:10,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:10,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:10,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:10,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:10,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:10,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:10,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:10,970 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:39:11,018 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:11,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:11,019 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:11,020 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:11,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:11,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:11,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:11,021 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:11,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:11,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:11,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:11,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:11,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:11,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:11,024 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:11,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:11,024 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:11,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:11,025 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:11,025 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:11,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:11,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:11,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:11,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:11,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:11,026 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:11,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:11,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:11,028 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_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98addbea2d7583a98dfe535f8a62b1da98b67168a60a4eb76b7c658a539d3a89 [2022-10-17 16:39:11,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:11,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:11,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:11,356 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:11,358 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:11,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i [2022-10-17 16:39:11,432 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/bin/ukojak-92XMlrwhuB/data/a754cf335/349a3681d4fa4e459c5a70001cd7d33b/FLAG6367c3b6e [2022-10-17 16:39:12,113 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:12,116 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i [2022-10-17 16:39:12,139 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/bin/ukojak-92XMlrwhuB/data/a754cf335/349a3681d4fa4e459c5a70001cd7d33b/FLAG6367c3b6e [2022-10-17 16:39:12,275 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/bin/ukojak-92XMlrwhuB/data/a754cf335/349a3681d4fa4e459c5a70001cd7d33b [2022-10-17 16:39:12,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:12,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:12,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:12,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:12,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:12,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:12" (1/1) ... [2022-10-17 16:39:12,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@230ea3b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:12, skipping insertion in model container [2022-10-17 16:39:12,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:12" (1/1) ... [2022-10-17 16:39:12,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:12,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:12,837 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_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i[33021,33034] [2022-10-17 16:39:12,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:13,009 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:13,057 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_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-2.i[33021,33034] [2022-10-17 16:39:13,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:13,156 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:13,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:13 WrapperNode [2022-10-17 16:39:13,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:13,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:13,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:13,158 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:13,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:13" (1/1) ... [2022-10-17 16:39:13,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:13" (1/1) ... [2022-10-17 16:39:13,271 INFO L138 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 776 [2022-10-17 16:39:13,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:13,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:13,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:13,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:13,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:13" (1/1) ... [2022-10-17 16:39:13,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:13" (1/1) ... [2022-10-17 16:39:13,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:13" (1/1) ... [2022-10-17 16:39:13,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:13" (1/1) ... [2022-10-17 16:39:13,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:13" (1/1) ... [2022-10-17 16:39:13,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:13" (1/1) ... [2022-10-17 16:39:13,425 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:13" (1/1) ... [2022-10-17 16:39:13,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:13" (1/1) ... [2022-10-17 16:39:13,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:13,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:13,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:13,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:13,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:13" (1/1) ... [2022-10-17 16:39:13,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:13,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:13,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:13,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a1efa45-1f41-4213-8fdf-25cb8e031bd5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:39:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:39:13,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:39:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:39:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:39:13,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:39:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:39:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:39:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:39:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:39:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:39:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:39:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:13,814 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:13,830 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:15,226 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:15,644 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:15,645 INFO L300 CfgBuilder]: Removed 40 assume(true) statements. [2022-10-17 16:39:15,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:15 BoogieIcfgContainer [2022-10-17 16:39:15,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:39:15,649 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:39:15,649 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:39:15,659 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:39:15,659 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:15" (1/1) ... [2022-10-17 16:39:15,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:39:15,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:15,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 95 states and 165 transitions. [2022-10-17 16:39:15,740 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 165 transitions. [2022-10-17 16:39:15,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:39:15,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:15,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:15,923 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 16:39:15,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:15,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 96 states and 166 transitions. [2022-10-17 16:39:15,962 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 166 transitions. [2022-10-17 16:39:15,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:39:15,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:15,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:16,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:16,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:39:16,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:16,050 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 16:39:16,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:16,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 96 states and 164 transitions. [2022-10-17 16:39:16,058 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 164 transitions. [2022-10-17 16:39:16,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:39:16,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:16,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:16,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:39:16,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:16,125 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 16:39:16,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:16,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 96 states and 160 transitions. [2022-10-17 16:39:16,133 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 160 transitions. [2022-10-17 16:39:16,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:39:16,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:16,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:16,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:39:16,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:16,216 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 16:39:16,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:16,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 96 states and 154 transitions. [2022-10-17 16:39:16,225 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 154 transitions. [2022-10-17 16:39:16,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:16,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:16,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:16,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:16,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 1433 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:39:16,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:16,876 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 16:39:16,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:16,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 96 states and 148 transitions. [2022-10-17 16:39:16,947 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions. [2022-10-17 16:39:16,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:39:16,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:16,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:17,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:39:17,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:17,788 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 16:39:18,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:18,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 119 states and 177 transitions. [2022-10-17 16:39:18,165 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 177 transitions. [2022-10-17 16:39:18,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:39:18,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:18,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:18,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:39:18,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:18,339 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 16:39:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 119 states and 175 transitions. [2022-10-17 16:39:18,389 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2022-10-17 16:39:18,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:39:18,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:18,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:18,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:18,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:39:18,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:18,585 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 16:39:18,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:18,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 119 states and 173 transitions. [2022-10-17 16:39:18,599 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 173 transitions. [2022-10-17 16:39:18,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:39:18,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:18,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:19,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:39:19,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:19,238 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 16:39:19,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:19,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 119 states and 171 transitions. [2022-10-17 16:39:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 171 transitions. [2022-10-17 16:39:19,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:39:19,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:19,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:19,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 1596 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:39:19,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:19,912 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 16:39:19,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:19,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 122 states and 173 transitions. [2022-10-17 16:39:19,922 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 173 transitions. [2022-10-17 16:39:19,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:39:19,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:19,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:20,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:20,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 1619 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:39:20,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:20,550 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 16:39:20,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:20,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 122 states and 171 transitions. [2022-10-17 16:39:20,800 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 171 transitions. [2022-10-17 16:39:20,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:39:20,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:20,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:21,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 1831 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:39:21,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:21,486 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 16:39:21,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:21,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 122 states and 170 transitions. [2022-10-17 16:39:21,509 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 170 transitions. [2022-10-17 16:39:21,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:21,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:21,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:22,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:39:22,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:22,264 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 16:39:22,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:22,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 131 states and 181 transitions. [2022-10-17 16:39:22,982 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2022-10-17 16:39:22,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:22,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:22,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:23,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:39:23,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:23,362 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 16:39:23,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:23,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 140 states and 191 transitions. [2022-10-17 16:39:23,383 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 191 transitions. [2022-10-17 16:39:23,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:39:23,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:23,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:24,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 1854 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:39:24,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:24,209 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 16:39:24,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:24,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 141 states and 193 transitions. [2022-10-17 16:39:24,840 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 193 transitions. [2022-10-17 16:39:24,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:39:24,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:24,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:25,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 2101 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:39:25,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:25,647 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:25,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:25,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 141 states and 191 transitions. [2022-10-17 16:39:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 191 transitions. [2022-10-17 16:39:25,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:39:25,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:25,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:26,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 2103 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:39:26,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:26,382 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 16:39:26,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 144 states and 193 transitions. [2022-10-17 16:39:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 193 transitions. [2022-10-17 16:39:26,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:26,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:26,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:27,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 3090 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:39:27,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:27,986 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:28,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 167 states and 222 transitions. [2022-10-17 16:39:28,214 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 222 transitions. [2022-10-17 16:39:28,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:39:28,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:28,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:29,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:29,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 3110 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:39:29,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:29,353 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:39:29,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:29,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 170 states and 224 transitions. [2022-10-17 16:39:29,368 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 224 transitions. [2022-10-17 16:39:29,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:39:29,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:29,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:30,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 3351 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:39:30,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:30,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:30,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 179 states and 235 transitions. [2022-10-17 16:39:30,928 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 235 transitions. [2022-10-17 16:39:30,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:39:30,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:30,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:31,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 2227 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:39:31,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:31,885 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:31,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 188 states and 245 transitions. [2022-10-17 16:39:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 245 transitions. [2022-10-17 16:39:31,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:39:31,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:31,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:32,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 3368 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:39:32,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:32,988 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:33,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:33,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 189 states and 247 transitions. [2022-10-17 16:39:33,425 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 247 transitions. [2022-10-17 16:39:33,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:39:33,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:33,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:34,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 3617 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:39:34,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:34,861 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:36,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:36,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 192 states and 249 transitions. [2022-10-17 16:39:36,004 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 249 transitions. [2022-10-17 16:39:36,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:39:36,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:36,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:37,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 4604 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:39:37,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:37,577 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:37,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 215 states and 278 transitions. [2022-10-17 16:39:37,858 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 278 transitions. [2022-10-17 16:39:37,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:39:37,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:37,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:39,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 4624 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:39:39,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:39,695 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:39:39,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:39,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 218 states and 280 transitions. [2022-10-17 16:39:39,714 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 280 transitions. [2022-10-17 16:39:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-10-17 16:39:39,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:39,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:41,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 4865 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:39:41,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:41,507 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:41,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:41,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 227 states and 291 transitions. [2022-10-17 16:39:41,933 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 291 transitions. [2022-10-17 16:39:41,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-17 16:39:41,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:41,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:42,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 3741 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:39:42,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:43,147 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:43,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:43,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 236 states and 301 transitions. [2022-10-17 16:39:43,182 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 301 transitions. [2022-10-17 16:39:43,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:39:43,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:43,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms