./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-2.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_5188776b-42c4-4d5a-b027-e5bdd33a436d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/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_5188776b-42c4-4d5a-b027-e5bdd33a436d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/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_5188776b-42c4-4d5a-b027-e5bdd33a436d/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 9a343b75818c5d561b79c31bb62e9abdd9bdb0bf3f01f7efa313d9ef0f4204f4 --- 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 17:01:57,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:01:57,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:01:57,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:01:57,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:01:57,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:01:57,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:01:57,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:01:57,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:01:57,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:01:57,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:01:57,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:01:57,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:01:57,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:01:57,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:01:57,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:01:57,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:01:57,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:01:57,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:01:57,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:01:57,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:01:57,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:01:57,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:01:57,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:01:57,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:01:57,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:01:57,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:01:57,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:01:58,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:01:58,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:01:58,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:01:58,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:01:58,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:01:58,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:01:58,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:01:58,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:01:58,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:01:58,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:01:58,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:01:58,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:01:58,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:01:58,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:01:58,074 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:01:58,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:01:58,075 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:01:58,076 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:01:58,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:01:58,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:01:58,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:01:58,077 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:01:58,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:01:58,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:01:58,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:01:58,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:01:58,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:01:58,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:01:58,079 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:01:58,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:01:58,080 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:01:58,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:01:58,080 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:01:58,080 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:01:58,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:01:58,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:58,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:01:58,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:01:58,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:01:58,082 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:01:58,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:01:58,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:01:58,083 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_5188776b-42c4-4d5a-b027-e5bdd33a436d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a343b75818c5d561b79c31bb62e9abdd9bdb0bf3f01f7efa313d9ef0f4204f4 [2022-10-17 17:01:58,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:01:58,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:01:58,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:01:58,385 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:01:58,387 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:01:58,388 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-2.i [2022-10-17 17:01:58,474 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/bin/ukojak-92XMlrwhuB/data/78a14d5aa/33a8d56bff8c46e79607dae58d65fd69/FLAGf0d483eff [2022-10-17 17:01:59,245 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:01:59,246 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-2.i [2022-10-17 17:01:59,266 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/bin/ukojak-92XMlrwhuB/data/78a14d5aa/33a8d56bff8c46e79607dae58d65fd69/FLAGf0d483eff [2022-10-17 17:01:59,412 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/bin/ukojak-92XMlrwhuB/data/78a14d5aa/33a8d56bff8c46e79607dae58d65fd69 [2022-10-17 17:01:59,415 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:01:59,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:01:59,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:59,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:01:59,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:01:59,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:59" (1/1) ... [2022-10-17 17:01:59,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e5aca75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:59, skipping insertion in model container [2022-10-17 17:01:59,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:59" (1/1) ... [2022-10-17 17:01:59,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:01:59,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:00,011 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_5188776b-42c4-4d5a-b027-e5bdd33a436d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-2.i[33022,33035] [2022-10-17 17:02:00,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:00,308 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:00,339 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_5188776b-42c4-4d5a-b027-e5bdd33a436d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-2.i[33022,33035] [2022-10-17 17:02:00,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:00,601 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:00,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00 WrapperNode [2022-10-17 17:02:00,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:00,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:00,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:00,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:00,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:00,720 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:00,861 INFO L138 Inliner]: procedures = 177, calls = 575, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2330 [2022-10-17 17:02:00,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:00,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:00,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:00,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:00,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:00,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:00,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:00,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:01,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:01,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:01,070 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:01,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:01,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:01,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:01,115 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:01,115 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:01,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:00" (1/1) ... [2022-10-17 17:02:01,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:01,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:01,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:01,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5188776b-42c4-4d5a-b027-e5bdd33a436d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:01,209 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2022-10-17 17:02:01,210 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2022-10-17 17:02:01,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:02:01,211 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:02:01,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:02:01,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:02:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 17:02:01,212 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 17:02:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:02:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:02:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:02:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 17:02:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:02:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:02:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:02:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:01,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:01,583 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:01,585 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:02:04,853 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:02:05,883 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:02:05,883 INFO L300 CfgBuilder]: Removed 160 assume(true) statements. [2022-10-17 17:02:05,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:05 BoogieIcfgContainer [2022-10-17 17:02:05,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:02:05,891 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:02:05,891 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:02:05,902 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:02:05,902 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:05" (1/1) ... [2022-10-17 17:02:05,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:02:05,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:06,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 265 states and 477 transitions. [2022-10-17 17:02:06,021 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 477 transitions. [2022-10-17 17:02:06,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:02:06,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:06,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:06,258 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 17:02:06,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:06,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 265 states and 473 transitions. [2022-10-17 17:02:06,294 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 473 transitions. [2022-10-17 17:02:06,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:02:06,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:06,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:06,395 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 17:02:06,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 265 states and 469 transitions. [2022-10-17 17:02:06,411 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 469 transitions. [2022-10-17 17:02:06,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:02:06,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:06,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:06,688 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 17:02:06,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:06,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 267 states and 468 transitions. [2022-10-17 17:02:06,756 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 468 transitions. [2022-10-17 17:02:06,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:02:06,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:06,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:06,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:06,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:06,954 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 17:02:06,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:06,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 267 states and 463 transitions. [2022-10-17 17:02:06,988 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 463 transitions. [2022-10-17 17:02:06,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:02:06,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:06,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:07,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:07,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:07,181 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 17:02:07,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:07,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 267 states and 459 transitions. [2022-10-17 17:02:07,190 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 459 transitions. [2022-10-17 17:02:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:02:07,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:07,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:07,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:07,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:07,436 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 17:02:07,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:07,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 267 states and 453 transitions. [2022-10-17 17:02:07,451 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 453 transitions. [2022-10-17 17:02:07,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:02:07,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:07,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:08,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 1544 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:08,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:08,126 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 17:02:08,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:08,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 267 states and 447 transitions. [2022-10-17 17:02:08,184 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 447 transitions. [2022-10-17 17:02:08,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:02:08,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:08,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:08,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:08,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 1687 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:02:08,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:09,054 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 17:02:09,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:09,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 280 states and 464 transitions. [2022-10-17 17:02:09,258 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 464 transitions. [2022-10-17 17:02:09,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:02:09,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:09,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:09,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:09,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:09,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:09,568 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 17:02:09,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:09,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 280 states and 462 transitions. [2022-10-17 17:02:09,579 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 462 transitions. [2022-10-17 17:02:09,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:02:09,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:09,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:09,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:09,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:09,850 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 17:02:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:09,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 280 states and 460 transitions. [2022-10-17 17:02:09,865 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 460 transitions. [2022-10-17 17:02:09,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:02:09,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:09,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:10,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:10,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 1701 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:10,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:10,667 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:10,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:10,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 280 states and 458 transitions. [2022-10-17 17:02:10,682 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 458 transitions. [2022-10-17 17:02:10,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:02:10,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:10,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:11,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 1691 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:11,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:11,376 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 17:02:11,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:11,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 280 states and 453 transitions. [2022-10-17 17:02:11,387 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 453 transitions. [2022-10-17 17:02:11,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:02:11,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:11,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:12,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:02:12,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:12,266 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:02:12,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:12,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 283 states and 455 transitions. [2022-10-17 17:02:12,284 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 455 transitions. [2022-10-17 17:02:12,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:02:12,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:12,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:13,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 1738 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:13,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:13,031 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 17:02:13,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:13,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 283 states and 449 transitions. [2022-10-17 17:02:13,042 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 449 transitions. [2022-10-17 17:02:13,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:02:13,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:13,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:13,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:13,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 17:02:13,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:13,556 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 17:02:13,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 17:02:13,623 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-10-17 17:02:13,649 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:02:14,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:14,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 286 states and 455 transitions. [2022-10-17 17:02:14,177 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 455 transitions. [2022-10-17 17:02:14,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 17:02:14,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:14,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:15,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 3020 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:15,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:15,243 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 17:02:15,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:15,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 286 states and 449 transitions. [2022-10-17 17:02:15,304 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 449 transitions. [2022-10-17 17:02:15,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 17:02:15,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:15,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:16,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 3163 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:02:16,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:16,594 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 17:02:17,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:17,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 299 states and 467 transitions. [2022-10-17 17:02:17,228 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 467 transitions. [2022-10-17 17:02:17,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 17:02:17,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:17,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:18,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 1946 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:18,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:18,046 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 17:02:18,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:18,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 299 states and 465 transitions. [2022-10-17 17:02:18,061 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 465 transitions. [2022-10-17 17:02:18,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 17:02:18,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:18,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:18,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:18,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 1973 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:18,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:18,822 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 17:02:18,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:18,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 299 states and 463 transitions. [2022-10-17 17:02:18,837 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 463 transitions. [2022-10-17 17:02:18,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 17:02:18,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:18,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:19,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 3177 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:19,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:19,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:20,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:20,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 299 states and 461 transitions. [2022-10-17 17:02:20,011 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 461 transitions. [2022-10-17 17:02:20,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 17:02:20,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:20,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:21,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:21,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 3183 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:02:21,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:21,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:02:21,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:21,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 302 states and 463 transitions. [2022-10-17 17:02:21,289 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 463 transitions. [2022-10-17 17:02:21,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 17:02:21,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:21,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:22,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 2300 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:02:22,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:22,226 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:02:22,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:22,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 330 states and 497 transitions. [2022-10-17 17:02:22,674 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 497 transitions. [2022-10-17 17:02:22,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 17:02:22,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:22,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:23,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 2343 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:23,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:23,544 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:02:23,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:23,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 330 states and 495 transitions. [2022-10-17 17:02:23,603 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 495 transitions. [2022-10-17 17:02:23,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 17:02:23,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:23,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:24,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 2320 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:02:24,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:24,644 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:02:24,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:24,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 333 states and 497 transitions. [2022-10-17 17:02:24,705 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 497 transitions. [2022-10-17 17:02:24,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-10-17 17:02:24,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:24,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:25,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:25,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 2555 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:02:25,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:25,676 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 17:02:25,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:25,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 333 states and 496 transitions. [2022-10-17 17:02:25,701 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 496 transitions. [2022-10-17 17:02:25,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 17:02:25,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:25,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:26,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:26,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 2561 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:02:26,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:02:26,784 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 17:02:27,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:27,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 342 states and 507 transitions. [2022-10-17 17:02:27,285 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 507 transitions. [2022-10-17 17:02:27,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 17:02:27,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:27,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms