./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --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_6c3d2612-1c07-4e7c-9067-144116a36641/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/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_6c3d2612-1c07-4e7c-9067-144116a36641/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/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_6c3d2612-1c07-4e7c-9067-144116a36641/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 f43d028ba6ad7288ae454484b752e467a139fa9128b5cbd8640720a39b09e4f4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:01:54,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:01:54,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:01:54,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:01:54,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:01:54,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:01:54,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:01:54,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:01:54,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:01:54,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:01:54,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:01:54,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:01:54,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:01:54,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:01:54,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:01:54,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:01:54,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:01:54,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:01:54,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:01:54,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:01:54,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:01:54,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:01:54,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:01:54,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:01:54,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:01:54,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:01:54,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:01:54,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:01:54,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:01:54,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:01:54,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:01:54,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:01:54,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:01:54,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:01:54,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:01:54,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:01:54,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:01:54,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:01:54,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:01:54,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:01:54,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:01:54,846 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:01:54,870 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:01:54,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:01:54,871 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:01:54,871 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:01:54,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:01:54,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:01:54,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:01:54,873 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:01:54,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:01:54,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:01:54,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:01:54,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:01:54,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:01:54,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:01:54,875 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:01:54,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:01:54,875 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:01:54,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:01:54,875 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:01:54,876 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:01:54,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:01:54,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:54,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:01:54,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:01:54,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:01:54,877 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:01:54,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:01:54,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:01:54,878 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_6c3d2612-1c07-4e7c-9067-144116a36641/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f43d028ba6ad7288ae454484b752e467a139fa9128b5cbd8640720a39b09e4f4 [2022-10-17 17:01:55,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:01:55,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:01:55,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:01:55,197 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:01:55,199 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:01:55,201 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-10-17 17:01:55,276 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/bin/ukojak-92XMlrwhuB/data/637be5c25/1108e126806c4d3da8484a80cedf3bba/FLAGa4aaab09b [2022-10-17 17:01:55,845 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:01:55,845 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-10-17 17:01:55,860 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/bin/ukojak-92XMlrwhuB/data/637be5c25/1108e126806c4d3da8484a80cedf3bba/FLAGa4aaab09b [2022-10-17 17:01:56,136 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/bin/ukojak-92XMlrwhuB/data/637be5c25/1108e126806c4d3da8484a80cedf3bba [2022-10-17 17:01:56,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:01:56,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:01:56,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:56,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:01:56,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:01:56,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:56" (1/1) ... [2022-10-17 17:01:56,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6417c6a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:56, skipping insertion in model container [2022-10-17 17:01:56,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:56" (1/1) ... [2022-10-17 17:01:56,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:01:56,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:01:56,711 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_6c3d2612-1c07-4e7c-9067-144116a36641/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[14043,14056] [2022-10-17 17:01:56,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:56,855 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:01:56,976 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_6c3d2612-1c07-4e7c-9067-144116a36641/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[14043,14056] [2022-10-17 17:01:57,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:57,047 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:01:57,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:57 WrapperNode [2022-10-17 17:01:57,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:57,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:57,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:01:57,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:01:57,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:57" (1/1) ... [2022-10-17 17:01:57,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:57" (1/1) ... [2022-10-17 17:01:57,153 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1155 [2022-10-17 17:01:57,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:57,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:01:57,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:01:57,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:01:57,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:57" (1/1) ... [2022-10-17 17:01:57,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:57" (1/1) ... [2022-10-17 17:01:57,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:57" (1/1) ... [2022-10-17 17:01:57,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:57" (1/1) ... [2022-10-17 17:01:57,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:57" (1/1) ... [2022-10-17 17:01:57,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:57" (1/1) ... [2022-10-17 17:01:57,201 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:57" (1/1) ... [2022-10-17 17:01:57,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:57" (1/1) ... [2022-10-17 17:01:57,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:01:57,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:01:57,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:01:57,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:01:57,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:57" (1/1) ... [2022-10-17 17:01:57,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:57,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:01:57,262 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:01:57,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2612-1c07-4e7c-9067-144116a36641/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:01:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:01:57,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:01:57,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:01:57,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:01:57,549 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:01:57,551 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:01:58,743 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:01:59,187 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:01:59,187 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:01:59,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:59 BoogieIcfgContainer [2022-10-17 17:01:59,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:01:59,193 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:01:59,193 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:01:59,203 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:01:59,204 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:59" (1/1) ... [2022-10-17 17:01:59,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:01:59,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:59,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 216 states and 380 transitions. [2022-10-17 17:01:59,310 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 380 transitions. [2022-10-17 17:01:59,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-10-17 17:01:59,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:59,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:00,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:01,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:01,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 227 states and 402 transitions. [2022-10-17 17:02:01,207 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 402 transitions. [2022-10-17 17:02:01,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:02:01,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:01,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:02,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:03,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:03,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 234 states and 415 transitions. [2022-10-17 17:02:03,425 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 415 transitions. [2022-10-17 17:02:03,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:02:03,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:03,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:03,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:04,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:04,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 278 states and 502 transitions. [2022-10-17 17:02:04,130 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 502 transitions. [2022-10-17 17:02:04,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:02:04,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:04,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:04,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:06,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:06,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 278 states and 501 transitions. [2022-10-17 17:02:06,791 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 501 transitions. [2022-10-17 17:02:06,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:02:06,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:06,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:06,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:06,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:06,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 277 states and 497 transitions. [2022-10-17 17:02:06,986 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 497 transitions. [2022-10-17 17:02:06,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:02:06,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:06,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:07,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:07,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:07,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 321 states and 584 transitions. [2022-10-17 17:02:07,986 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 584 transitions. [2022-10-17 17:02:07,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:02:07,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:07,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:08,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:08,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:08,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 320 states and 580 transitions. [2022-10-17 17:02:08,235 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 580 transitions. [2022-10-17 17:02:08,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:02:08,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:08,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:08,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:08,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:08,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 364 states and 667 transitions. [2022-10-17 17:02:08,927 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 667 transitions. [2022-10-17 17:02:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:02:08,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:08,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:09,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:09,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:09,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 363 states and 663 transitions. [2022-10-17 17:02:09,119 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 663 transitions. [2022-10-17 17:02:09,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:02:09,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:09,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:10,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:10,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 408 states and 750 transitions. [2022-10-17 17:02:10,108 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 750 transitions. [2022-10-17 17:02:10,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:02:10,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:10,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:10,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:10,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:10,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 406 states and 744 transitions. [2022-10-17 17:02:10,289 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 744 transitions. [2022-10-17 17:02:10,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:02:10,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:10,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:10,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:10,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:10,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 408 states and 750 transitions. [2022-10-17 17:02:10,748 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 750 transitions. [2022-10-17 17:02:10,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:02:10,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:10,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:11,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:16,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:16,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 421 states and 776 transitions. [2022-10-17 17:02:16,644 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 776 transitions. [2022-10-17 17:02:16,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 17:02:16,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:16,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:16,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:18,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:18,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 418 states and 767 transitions. [2022-10-17 17:02:18,642 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 767 transitions. [2022-10-17 17:02:18,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 17:02:18,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:18,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:18,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:21,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:21,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 421 states and 773 transitions. [2022-10-17 17:02:21,165 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 773 transitions. [2022-10-17 17:02:21,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 17:02:21,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:21,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:21,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:23,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:23,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 422 states and 774 transitions. [2022-10-17 17:02:23,447 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 774 transitions. [2022-10-17 17:02:23,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 17:02:23,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:23,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:24,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.