./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.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_ffe83e5e-9c4a-4a59-a14b-0b03673226be/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/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_ffe83e5e-9c4a-4a59-a14b-0b03673226be/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/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_ffe83e5e-9c4a-4a59-a14b-0b03673226be/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 8a34048511216dfe9a14f70dd929fd2de5a6eaf4560cb9e9e466dd0467a1d6d7 --- 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 17:06:34,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:06:34,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:06:34,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:06:34,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:06:34,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:06:34,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:06:34,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:06:34,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:06:34,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:06:34,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:06:34,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:06:34,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:06:34,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:06:34,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:06:34,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:06:34,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:06:34,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:06:34,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:06:34,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:06:34,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:06:34,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:06:34,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:06:34,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:06:34,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:06:34,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:06:34,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:06:34,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:06:34,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:06:34,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:06:34,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:06:34,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:06:34,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:06:34,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:06:34,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:06:34,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:06:34,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:06:34,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:06:34,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:06:34,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:06:34,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:06:34,738 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:06:34,788 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:06:34,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:06:34,790 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:06:34,790 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:06:34,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:06:34,792 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:06:34,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:06:34,792 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:06:34,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:06:34,793 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:06:34,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:06:34,794 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:06:34,794 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:06:34,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:06:34,795 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:06:34,795 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:06:34,795 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:06:34,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:06:34,796 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:06:34,796 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:06:34,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:06:34,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:34,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:06:34,797 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:06:34,797 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:06:34,798 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:06:34,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:06:34,798 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:06:34,798 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_ffe83e5e-9c4a-4a59-a14b-0b03673226be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a34048511216dfe9a14f70dd929fd2de5a6eaf4560cb9e9e466dd0467a1d6d7 [2022-10-17 17:06:35,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:06:35,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:06:35,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:06:35,080 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:06:35,080 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:06:35,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i [2022-10-17 17:06:35,144 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/bin/ukojak-92XMlrwhuB/data/b7f0dd153/48c2903724f94465b20d4953843ed2bf/FLAG33ca988c2 [2022-10-17 17:06:35,710 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:06:35,711 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i [2022-10-17 17:06:35,744 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/bin/ukojak-92XMlrwhuB/data/b7f0dd153/48c2903724f94465b20d4953843ed2bf/FLAG33ca988c2 [2022-10-17 17:06:35,950 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/bin/ukojak-92XMlrwhuB/data/b7f0dd153/48c2903724f94465b20d4953843ed2bf [2022-10-17 17:06:35,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:06:35,954 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:06:35,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:35,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:06:35,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:06:35,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:35" (1/1) ... [2022-10-17 17:06:35,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f651e21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:35, skipping insertion in model container [2022-10-17 17:06:35,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:35" (1/1) ... [2022-10-17 17:06:35,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:06:36,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:06:36,476 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_ffe83e5e-9c4a-4a59-a14b-0b03673226be/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i[33021,33034] [2022-10-17 17:06:36,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:36,560 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:06:36,595 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_ffe83e5e-9c4a-4a59-a14b-0b03673226be/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i[33021,33034] [2022-10-17 17:06:36,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:36,710 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:06:36,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:36 WrapperNode [2022-10-17 17:06:36,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:36,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:36,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:06:36,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:06:36,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:36" (1/1) ... [2022-10-17 17:06:36,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:36" (1/1) ... [2022-10-17 17:06:36,815 INFO L138 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 621 [2022-10-17 17:06:36,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:36,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:06:36,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:06:36,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:06:36,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:36" (1/1) ... [2022-10-17 17:06:36,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:36" (1/1) ... [2022-10-17 17:06:36,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:36" (1/1) ... [2022-10-17 17:06:36,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:36" (1/1) ... [2022-10-17 17:06:36,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:36" (1/1) ... [2022-10-17 17:06:36,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:36" (1/1) ... [2022-10-17 17:06:36,889 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:36" (1/1) ... [2022-10-17 17:06:36,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:36" (1/1) ... [2022-10-17 17:06:36,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:06:36,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:06:36,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:06:36,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:06:36,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:36" (1/1) ... [2022-10-17 17:06:36,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:36,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:06:36,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:06:36,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffe83e5e-9c4a-4a59-a14b-0b03673226be/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:06:37,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:06:37,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:06:37,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:06:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:06:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 17:06:37,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 17:06:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:06:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:06:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:06:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:06:37,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:06:37,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:06:37,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:06:37,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:06:37,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:06:37,313 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:06:37,321 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:06:38,666 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:06:39,051 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:06:39,051 INFO L300 CfgBuilder]: Removed 31 assume(true) statements. [2022-10-17 17:06:39,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:39 BoogieIcfgContainer [2022-10-17 17:06:39,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:06:39,062 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:06:39,063 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:06:39,075 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:06:39,075 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:39" (1/1) ... [2022-10-17 17:06:39,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:06:39,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:39,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 81 states and 140 transitions. [2022-10-17 17:06:39,154 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 140 transitions. [2022-10-17 17:06:39,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:06:39,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:39,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:39,350 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 17:06:39,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:39,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 82 states and 141 transitions. [2022-10-17 17:06:39,403 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 141 transitions. [2022-10-17 17:06:39,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:06:39,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:39,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:39,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:06:39,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:39,570 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 17:06:39,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:39,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 82 states and 139 transitions. [2022-10-17 17:06:39,585 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 139 transitions. [2022-10-17 17:06:39,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:06:39,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:39,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:39,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:06:39,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:39,692 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 17:06:39,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:39,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 82 states and 135 transitions. [2022-10-17 17:06:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 135 transitions. [2022-10-17 17:06:39,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:06:39,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:39,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:39,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:06:39,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:39,829 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 17:06:39,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:39,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 82 states and 129 transitions. [2022-10-17 17:06:39,837 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 129 transitions. [2022-10-17 17:06:39,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:06:39,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:39,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:40,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 1433 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:06:40,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:40,533 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 17:06:40,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:40,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 82 states and 123 transitions. [2022-10-17 17:06:40,599 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 123 transitions. [2022-10-17 17:06:40,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:06:40,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:40,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:41,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:06:41,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:41,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:41,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:41,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 105 states and 152 transitions. [2022-10-17 17:06:41,709 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 152 transitions. [2022-10-17 17:06:41,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:06:41,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:41,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:41,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:06:41,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:41,937 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 17:06:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:41,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 105 states and 150 transitions. [2022-10-17 17:06:41,949 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2022-10-17 17:06:41,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:06:41,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:41,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:42,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:06:42,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:42,137 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 17:06:42,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:42,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 105 states and 148 transitions. [2022-10-17 17:06:42,148 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 148 transitions. [2022-10-17 17:06:42,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:06:42,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:42,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:42,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:06:42,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:42,792 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 17:06:42,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:42,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 105 states and 146 transitions. [2022-10-17 17:06:42,812 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 146 transitions. [2022-10-17 17:06:42,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:06:42,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:42,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:43,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 1619 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:06:43,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:43,547 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 17:06:43,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:43,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 105 states and 144 transitions. [2022-10-17 17:06:43,670 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 144 transitions. [2022-10-17 17:06:43,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:06:43,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:43,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:44,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 1596 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:06:44,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:44,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:06:44,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:44,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 108 states and 146 transitions. [2022-10-17 17:06:44,319 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 146 transitions. [2022-10-17 17:06:44,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:06:44,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:44,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:45,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 1831 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:06:45,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:45,029 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 17:06:45,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:45,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 108 states and 145 transitions. [2022-10-17 17:06:45,048 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 145 transitions. [2022-10-17 17:06:45,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:45,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:45,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:45,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:45,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:06:45,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:45,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:46,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:46,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 117 states and 156 transitions. [2022-10-17 17:06:46,101 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 156 transitions. [2022-10-17 17:06:46,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:46,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:46,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:46,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:06:46,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:46,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:06:46,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:46,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 126 states and 166 transitions. [2022-10-17 17:06:46,487 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 166 transitions. [2022-10-17 17:06:46,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:06:46,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:46,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:47,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 1854 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:06:47,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:47,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:06:48,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:48,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 127 states and 168 transitions. [2022-10-17 17:06:48,155 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 168 transitions. [2022-10-17 17:06:48,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:06:48,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:48,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:49,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:49,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 2101 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:06:49,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:49,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:49,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:49,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 127 states and 166 transitions. [2022-10-17 17:06:49,092 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 166 transitions. [2022-10-17 17:06:49,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:06:49,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:49,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:49,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 2103 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:06:49,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:49,956 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:06:50,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:50,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 130 states and 168 transitions. [2022-10-17 17:06:50,732 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 168 transitions. [2022-10-17 17:06:50,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:06:50,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:50,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:51,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 3090 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:06:51,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:51,901 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:52,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:52,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 153 states and 197 transitions. [2022-10-17 17:06:52,133 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 197 transitions. [2022-10-17 17:06:52,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 17:06:52,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:52,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:53,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 3110 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:06:53,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:53,357 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:06:53,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:53,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 156 states and 199 transitions. [2022-10-17 17:06:53,372 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 199 transitions. [2022-10-17 17:06:53,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 17:06:53,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:53,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:54,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 3351 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:06:54,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:54,816 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:55,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:55,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 165 states and 210 transitions. [2022-10-17 17:06:55,090 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2022-10-17 17:06:55,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 17:06:55,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:55,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:55,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 2227 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:06:55,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:55,973 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:06:56,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:56,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 174 states and 220 transitions. [2022-10-17 17:06:56,007 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 220 transitions. [2022-10-17 17:06:56,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 17:06:56,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:56,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:57,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 3368 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:06:57,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:57,220 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:06:57,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:57,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 175 states and 222 transitions. [2022-10-17 17:06:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 222 transitions. [2022-10-17 17:06:57,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 17:06:57,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:57,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:58,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 3617 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:06:58,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:06:58,901 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:01,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-10-17 17:07:01,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:01,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 178 states and 224 transitions. [2022-10-17 17:07:01,244 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 224 transitions. [2022-10-17 17:07:01,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 17:07:01,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:01,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:02,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 4604 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:07:02,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:07:02,920 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:03,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:03,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 201 states and 253 transitions. [2022-10-17 17:07:03,250 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 253 transitions. [2022-10-17 17:07:03,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 17:07:03,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:03,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:04,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 4624 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:07:04,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:07:04,974 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:07:04,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 204 states and 255 transitions. [2022-10-17 17:07:04,995 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 255 transitions. [2022-10-17 17:07:04,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-10-17 17:07:04,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:04,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms