./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/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_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 --- 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 16:50:55,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:55,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:55,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:55,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:55,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:55,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:55,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:55,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:55,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:55,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:55,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:55,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:55,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:55,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:55,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:55,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:55,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:55,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:55,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:55,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:55,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:55,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:55,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:55,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:55,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:55,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:55,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:55,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:55,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:55,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:55,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:55,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:55,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:55,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:55,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:55,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:55,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:55,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:55,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:55,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:55,929 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:50:55,954 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:55,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:55,956 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:55,957 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:55,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:55,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:55,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:55,959 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:50:55,959 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:50:55,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:50:55,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:50:55,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:55,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:55,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:55,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:55,961 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:50:55,961 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:50:55,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:55,962 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:55,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:55,962 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:55,963 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:55,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:55,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:55,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:55,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:55,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:55,964 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:50:55,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:50:55,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:55,965 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_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 [2022-10-17 16:50:56,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:56,270 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:56,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:56,275 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:56,276 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:56,277 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2022-10-17 16:50:56,347 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB/data/900d4997c/3c68a5286a8c479d9279d4a83e0c836d/FLAGbbb227dfc [2022-10-17 16:50:56,965 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:56,965 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2022-10-17 16:50:56,985 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB/data/900d4997c/3c68a5286a8c479d9279d4a83e0c836d/FLAGbbb227dfc [2022-10-17 16:50:57,176 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB/data/900d4997c/3c68a5286a8c479d9279d4a83e0c836d [2022-10-17 16:50:57,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:57,182 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:57,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:57,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:57,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:57,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:57" (1/1) ... [2022-10-17 16:50:57,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f0f90a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:57, skipping insertion in model container [2022-10-17 16:50:57,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:57" (1/1) ... [2022-10-17 16:50:57,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:57,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:57,831 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_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i[33022,33035] [2022-10-17 16:50:58,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:58,119 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:58,170 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_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i[33022,33035] [2022-10-17 16:50:58,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:58,302 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:58,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:58 WrapperNode [2022-10-17 16:50:58,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:58,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:58,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:58,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:50:58,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:58" (1/1) ... [2022-10-17 16:50:58,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:58" (1/1) ... [2022-10-17 16:50:58,596 INFO L138 Inliner]: procedures = 177, calls = 524, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2179 [2022-10-17 16:50:58,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:58,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:50:58,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:50:58,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:50:58,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:58" (1/1) ... [2022-10-17 16:50:58,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:58" (1/1) ... [2022-10-17 16:50:58,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:58" (1/1) ... [2022-10-17 16:50:58,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:58" (1/1) ... [2022-10-17 16:50:58,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:58" (1/1) ... [2022-10-17 16:50:58,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:58" (1/1) ... [2022-10-17 16:50:58,742 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:58" (1/1) ... [2022-10-17 16:50:58,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:58" (1/1) ... [2022-10-17 16:50:58,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:50:58,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:50:58,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:50:58,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:50:58,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:58" (1/1) ... [2022-10-17 16:50:58,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:58,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:50:58,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:50:58,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3884c87-67b0-4cfd-b6e0-3882b7a52a51/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:50:58,892 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2022-10-17 16:50:58,892 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2022-10-17 16:50:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:50:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:50:58,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:50:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:50:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:50:58,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:50:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:50:58,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:50:58,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:50:58,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:50:58,894 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:50:58,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:50:58,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:50:58,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:50:58,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:50:58,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:50:59,268 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:50:59,270 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:51:02,690 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:51:03,666 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:51:03,666 INFO L300 CfgBuilder]: Removed 151 assume(true) statements. [2022-10-17 16:51:03,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:03 BoogieIcfgContainer [2022-10-17 16:51:03,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:51:03,673 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:51:03,673 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:51:03,683 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:51:03,683 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:03" (1/1) ... [2022-10-17 16:51:03,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:51:03,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:03,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 259 states and 459 transitions. [2022-10-17 16:51:03,784 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 459 transitions. [2022-10-17 16:51:03,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:51:03,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:03,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:03,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:03,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjunts are in the unsatisfiable core [2022-10-17 16:51:03,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:04,068 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-10-17 16:51:04,079 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:51:04,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:51:04,153 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-10-17 16:51:04,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:04,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 262 states and 464 transitions. [2022-10-17 16:51:04,244 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 464 transitions. [2022-10-17 16:51:04,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:51:04,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:04,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:04,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:51:04,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:04,380 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-10-17 16:51:04,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:51:04,426 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-10-17 16:51:04,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:04,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:04,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 265 states and 469 transitions. [2022-10-17 16:51:04,630 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 469 transitions. [2022-10-17 16:51:04,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:51:04,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:04,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:04,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:04,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:04,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:04,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 265 states and 467 transitions. [2022-10-17 16:51:04,773 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 467 transitions. [2022-10-17 16:51:04,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:51:04,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:04,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:04,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:04,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:04,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:04,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:04,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 265 states and 464 transitions. [2022-10-17 16:51:04,893 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 464 transitions. [2022-10-17 16:51:04,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:51:04,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:04,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:04,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:04,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 265 states and 460 transitions. [2022-10-17 16:51:04,981 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 460 transitions. [2022-10-17 16:51:04,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:51:04,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:04,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:05,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:05,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:05,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:05,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 265 states and 456 transitions. [2022-10-17 16:51:05,110 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 456 transitions. [2022-10-17 16:51:05,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:51:05,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:05,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:05,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:05,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 265 states and 451 transitions. [2022-10-17 16:51:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 451 transitions. [2022-10-17 16:51:05,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:51:05,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:05,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:05,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:05,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:05,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:05,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:05,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 265 states and 445 transitions. [2022-10-17 16:51:05,616 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 445 transitions. [2022-10-17 16:51:05,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:51:05,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:05,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:06,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:06,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:06,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:06,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:06,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:06,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 265 states and 439 transitions. [2022-10-17 16:51:06,598 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 439 transitions. [2022-10-17 16:51:06,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:51:06,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:06,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:07,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:51:07,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:07,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:07,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:07,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 280 states and 460 transitions. [2022-10-17 16:51:07,947 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 460 transitions. [2022-10-17 16:51:07,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:51:07,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:07,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:08,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:08,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:08,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:08,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:08,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:08,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 280 states and 458 transitions. [2022-10-17 16:51:08,181 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 458 transitions. [2022-10-17 16:51:08,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:51:08,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:08,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:08,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:08,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:08,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:08,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:08,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:08,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 280 states and 456 transitions. [2022-10-17 16:51:08,418 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 456 transitions. [2022-10-17 16:51:08,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:51:08,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:08,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:08,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 1599 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:08,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:08,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:09,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:09,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 280 states and 454 transitions. [2022-10-17 16:51:09,010 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 454 transitions. [2022-10-17 16:51:09,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:51:09,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:09,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:09,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:09,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 1589 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:09,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:09,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:09,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:09,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 280 states and 449 transitions. [2022-10-17 16:51:09,682 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 449 transitions. [2022-10-17 16:51:09,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:51:09,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:09,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:10,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 1605 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:51:10,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:10,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:51:10,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:10,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 283 states and 451 transitions. [2022-10-17 16:51:10,489 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 451 transitions. [2022-10-17 16:51:10,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:51:10,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:10,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:11,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 1636 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:11,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:11,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:11,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:11,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 283 states and 445 transitions. [2022-10-17 16:51:11,072 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 445 transitions. [2022-10-17 16:51:11,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:51:11,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:11,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:11,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:51:11,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:11,402 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:51:11,408 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-10-17 16:51:11,472 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-10-17 16:51:11,472 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2022-10-17 16:51:11,493 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:51:11,509 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-10-17 16:51:11,510 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-10-17 16:51:11,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:51:11,572 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-10-17 16:51:11,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:51:12,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:12,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 286 states and 451 transitions. [2022-10-17 16:51:12,069 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 451 transitions. [2022-10-17 16:51:12,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:51:12,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:12,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 2918 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:13,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:13,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 286 states and 445 transitions. [2022-10-17 16:51:13,163 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 445 transitions. [2022-10-17 16:51:13,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:51:13,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:14,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:51:14,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:14,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:15,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:15,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 301 states and 467 transitions. [2022-10-17 16:51:15,438 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 467 transitions. [2022-10-17 16:51:15,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:51:15,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:15,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:16,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 1844 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:16,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:16,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:16,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:16,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 301 states and 465 transitions. [2022-10-17 16:51:16,081 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 465 transitions. [2022-10-17 16:51:16,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:51:16,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:16,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:16,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:16,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 1871 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:16,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:16,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:16,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:16,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 301 states and 463 transitions. [2022-10-17 16:51:16,782 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 463 transitions. [2022-10-17 16:51:16,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:51:16,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:16,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:17,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 3075 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:17,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:17,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:17,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:17,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 301 states and 461 transitions. [2022-10-17 16:51:17,793 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 461 transitions. [2022-10-17 16:51:17,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:51:17,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:17,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:18,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 3081 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:51:18,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:18,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:51:19,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:19,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 304 states and 463 transitions. [2022-10-17 16:51:19,024 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 463 transitions. [2022-10-17 16:51:19,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:51:19,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:19,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:19,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:19,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:51:19,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:19,872 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:51:20,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:20,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 332 states and 497 transitions. [2022-10-17 16:51:20,382 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 497 transitions. [2022-10-17 16:51:20,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:51:20,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:20,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:21,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 2218 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:51:21,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:21,477 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:51:21,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:21,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 335 states and 499 transitions. [2022-10-17 16:51:21,524 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 499 transitions. [2022-10-17 16:51:21,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:51:21,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:21,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:22,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 2241 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:22,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:22,242 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:51:22,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:22,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 335 states and 497 transitions. [2022-10-17 16:51:22,431 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 497 transitions. [2022-10-17 16:51:22,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:51:22,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:22,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:23,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 2453 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:23,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:23,349 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:51:23,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:23,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 335 states and 496 transitions. [2022-10-17 16:51:23,377 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 496 transitions. [2022-10-17 16:51:23,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:51:23,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:23,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms