./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/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_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:29:06,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:06,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:06,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:06,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:06,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:06,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:06,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:06,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:06,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:06,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:06,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:06,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:06,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:06,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:06,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:06,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:06,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:06,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:06,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:06,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:06,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:06,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:06,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:06,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:06,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:06,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:06,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:06,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:06,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:06,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:06,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:06,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:06,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:06,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:06,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:06,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:06,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:06,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:06,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:06,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:06,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:29:06,817 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:06,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:06,819 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:06,819 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:06,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:06,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:06,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:06,821 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:06,821 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:29:06,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:06,823 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:06,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:06,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:06,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:06,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:06,824 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:29:06,824 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:06,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:06,825 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:06,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:06,825 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:06,826 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:06,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:06,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:06,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:06,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:06,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:06,827 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:06,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:06,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:06,828 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_c667f158-66ae-47c4-82ed-1bbef36b7d0e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 [2022-10-17 16:29:07,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:07,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:07,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:07,168 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:07,169 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:07,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2022-10-17 16:29:07,244 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/data/9e8449e5a/04638473b1074151825e79a5d943a6d2/FLAG43e65118d [2022-10-17 16:29:07,966 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:07,967 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2022-10-17 16:29:07,994 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/data/9e8449e5a/04638473b1074151825e79a5d943a6d2/FLAG43e65118d [2022-10-17 16:29:08,141 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/data/9e8449e5a/04638473b1074151825e79a5d943a6d2 [2022-10-17 16:29:08,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:08,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:08,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:08,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:08,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:08,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:08" (1/1) ... [2022-10-17 16:29:08,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bbfab01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:08, skipping insertion in model container [2022-10-17 16:29:08,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:08" (1/1) ... [2022-10-17 16:29:08,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:08,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:08,718 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_c667f158-66ae-47c4-82ed-1bbef36b7d0e/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[33021,33034] [2022-10-17 16:29:08,907 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_c667f158-66ae-47c4-82ed-1bbef36b7d0e/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[45234,45247] [2022-10-17 16:29:08,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:08,938 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:08,965 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_c667f158-66ae-47c4-82ed-1bbef36b7d0e/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[33021,33034] [2022-10-17 16:29:09,014 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_c667f158-66ae-47c4-82ed-1bbef36b7d0e/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[45234,45247] [2022-10-17 16:29:09,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:09,056 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:09,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:09 WrapperNode [2022-10-17 16:29:09,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:09,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:09,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:09,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:09,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:09" (1/1) ... [2022-10-17 16:29:09,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:09" (1/1) ... [2022-10-17 16:29:09,187 INFO L138 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1002 [2022-10-17 16:29:09,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:09,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:09,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:09,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:09,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:09" (1/1) ... [2022-10-17 16:29:09,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:09" (1/1) ... [2022-10-17 16:29:09,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:09" (1/1) ... [2022-10-17 16:29:09,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:09" (1/1) ... [2022-10-17 16:29:09,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:09" (1/1) ... [2022-10-17 16:29:09,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:09" (1/1) ... [2022-10-17 16:29:09,386 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:09" (1/1) ... [2022-10-17 16:29:09,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:09" (1/1) ... [2022-10-17 16:29:09,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:09,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:09,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:09,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:09,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:09" (1/1) ... [2022-10-17 16:29:09,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:09,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:09,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:09,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:29:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:29:09,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:29:09,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:29:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:29:09,522 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:29:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2022-10-17 16:29:09,522 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2022-10-17 16:29:09,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:29:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:29:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:29:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:29:09,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:29:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:29:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:09,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:09,719 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:09,722 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:11,622 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:12,126 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:12,126 INFO L300 CfgBuilder]: Removed 62 assume(true) statements. [2022-10-17 16:29:12,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:12 BoogieIcfgContainer [2022-10-17 16:29:12,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:12,131 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:12,132 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:12,142 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:12,143 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:12" (1/1) ... [2022-10-17 16:29:12,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:29:12,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:12,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 158 states and 268 transitions. [2022-10-17 16:29:12,249 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 268 transitions. [2022-10-17 16:29:12,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:29:12,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:12,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:12,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 15 conjunts are in the unsatisfiable core [2022-10-17 16:29:12,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:12,546 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-10-17 16:29:12,557 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:29:12,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:29:12,630 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-10-17 16:29:12,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:12,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:12,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 161 states and 273 transitions. [2022-10-17 16:29:12,741 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 273 transitions. [2022-10-17 16:29:12,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:29:12,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:12,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:12,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:29:12,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:12,872 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-10-17 16:29:12,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:29:12,934 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-10-17 16:29:12,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:13,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:13,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 164 states and 278 transitions. [2022-10-17 16:29:13,081 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 278 transitions. [2022-10-17 16:29:13,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:29:13,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:13,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:13,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:29:13,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:13,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:13,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:13,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 164 states and 276 transitions. [2022-10-17 16:29:13,227 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 276 transitions. [2022-10-17 16:29:13,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:29:13,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:13,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:13,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:13,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:13,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 164 states and 271 transitions. [2022-10-17 16:29:13,629 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 271 transitions. [2022-10-17 16:29:13,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:29:13,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:13,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:13,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:29:13,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:13,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 164 states and 267 transitions. [2022-10-17 16:29:13,760 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 267 transitions. [2022-10-17 16:29:13,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:29:13,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:13,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:13,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:29:13,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:13,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:13,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:13,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 164 states and 261 transitions. [2022-10-17 16:29:13,856 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 261 transitions. [2022-10-17 16:29:13,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:29:13,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:13,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:14,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:29:14,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:14,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:14,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:14,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 164 states and 253 transitions. [2022-10-17 16:29:14,091 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 253 transitions. [2022-10-17 16:29:14,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:29:14,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:14,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:14,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:29:14,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:14,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:15,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:15,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 193 states and 293 transitions. [2022-10-17 16:29:15,583 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 293 transitions. [2022-10-17 16:29:15,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:29:15,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:15,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:16,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 1591 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:29:16,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:16,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:17,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:17,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 223 states and 335 transitions. [2022-10-17 16:29:17,518 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 335 transitions. [2022-10-17 16:29:17,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:29:17,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:17,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:17,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:17,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:29:17,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:17,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:17,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:17,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 223 states and 333 transitions. [2022-10-17 16:29:17,710 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 333 transitions. [2022-10-17 16:29:17,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:29:17,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:17,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:18,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 1604 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:29:18,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:18,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:18,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:18,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 223 states and 331 transitions. [2022-10-17 16:29:18,334 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 331 transitions. [2022-10-17 16:29:18,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:29:18,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:18,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:18,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 1610 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:29:18,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:18,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:19,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 226 states and 333 transitions. [2022-10-17 16:29:19,010 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 333 transitions. [2022-10-17 16:29:19,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:29:19,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:19,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:19,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:19,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 1633 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:29:19,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:19,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:19,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:19,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 226 states and 331 transitions. [2022-10-17 16:29:19,920 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 331 transitions. [2022-10-17 16:29:19,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:29:19,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:19,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:20,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 1611 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:29:20,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:20,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:20,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 229 states and 333 transitions. [2022-10-17 16:29:20,724 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 333 transitions. [2022-10-17 16:29:20,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:29:20,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:20,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:21,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 1610 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:29:21,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:21,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:22,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:22,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 243 states and 352 transitions. [2022-10-17 16:29:22,361 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 352 transitions. [2022-10-17 16:29:22,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:29:22,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:22,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:22,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:29:22,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:29:22,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:22,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 255 states and 367 transitions. [2022-10-17 16:29:22,783 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 367 transitions. [2022-10-17 16:29:22,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:29:22,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:22,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:23,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:29:23,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:23,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:29:23,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 258 states and 369 transitions. [2022-10-17 16:29:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 369 transitions. [2022-10-17 16:29:23,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:29:23,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:23,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:23,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:29:23,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:23,981 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:29:24,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:24,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 270 states and 384 transitions. [2022-10-17 16:29:24,048 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 384 transitions. [2022-10-17 16:29:24,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:29:24,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:24,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:31,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:29:31,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:29:31,310 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 16:29:32,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:32,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 272 states and 388 transitions. [2022-10-17 16:29:32,288 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 388 transitions. [2022-10-17 16:29:32,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:29:32,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:32,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-10-17 16:29:42,648 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:29:42,653 INFO L158 Benchmark]: Toolchain (without parser) took 34506.61ms. Allocated memory was 109.1MB in the beginning and 497.0MB in the end (delta: 388.0MB). Free memory was 73.2MB in the beginning and 360.9MB in the end (delta: -287.7MB). Peak memory consumption was 100.9MB. Max. memory is 16.1GB. [2022-10-17 16:29:42,659 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 109.1MB. Free memory was 62.9MB in the beginning and 62.9MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:42,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 910.52ms. Allocated memory is still 109.1MB. Free memory was 73.0MB in the beginning and 59.6MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:29:42,660 INFO L158 Benchmark]: Boogie Procedure Inliner took 144.89ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 59.6MB in the beginning and 103.4MB in the end (delta: -43.7MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2022-10-17 16:29:42,661 INFO L158 Benchmark]: Boogie Preprocessor took 201.38ms. Allocated memory is still 132.1MB. Free memory was 103.4MB in the beginning and 96.0MB in the end (delta: 7.4MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2022-10-17 16:29:42,661 INFO L158 Benchmark]: RCFGBuilder took 2724.40ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 96.0MB in the beginning and 62.1MB in the end (delta: 33.9MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2022-10-17 16:29:42,662 INFO L158 Benchmark]: CodeCheck took 30519.45ms. Allocated memory was 169.9MB in the beginning and 497.0MB in the end (delta: 327.2MB). Free memory was 62.1MB in the beginning and 360.9MB in the end (delta: -298.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-10-17 16:29:42,666 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 109.1MB. Free memory was 62.9MB in the beginning and 62.9MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 910.52ms. Allocated memory is still 109.1MB. Free memory was 73.0MB in the beginning and 59.6MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 144.89ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 59.6MB in the beginning and 103.4MB in the end (delta: -43.7MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 201.38ms. Allocated memory is still 132.1MB. Free memory was 103.4MB in the beginning and 96.0MB in the end (delta: 7.4MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2724.40ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 96.0MB in the beginning and 62.1MB in the end (delta: 33.9MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. * CodeCheck took 30519.45ms. Allocated memory was 169.9MB in the beginning and 497.0MB in the end (delta: 327.2MB). Free memory was 62.1MB in the beginning and 360.9MB in the end (delta: -298.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:29:42,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c667f158-66ae-47c4-82ed-1bbef36b7d0e/bin/ukojak-92XMlrwhuB/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown