./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.UNBOUNDED.pals.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_031e25b2-986d-4ec8-bfb5-b646fd473b81/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/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_031e25b2-986d-4ec8-bfb5-b646fd473b81/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/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_031e25b2-986d-4ec8-bfb5-b646fd473b81/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 75ad91d1ba346b49105baf3c8411bd3b92e43cc8020f63db454a4318afdf99c1 --- 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 16:48:11,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:48:11,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:48:11,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:48:11,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:48:11,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:48:11,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:48:11,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:48:11,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:48:11,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:48:11,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:48:11,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:48:11,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:48:11,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:48:11,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:48:11,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:48:11,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:48:11,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:48:11,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:48:11,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:48:11,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:48:11,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:48:11,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:48:11,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:48:11,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:48:11,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:48:11,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:48:11,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:48:11,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:48:11,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:48:11,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:48:11,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:48:11,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:48:11,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:48:11,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:48:11,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:48:11,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:48:11,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:48:11,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:48:11,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:48:11,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:48:11,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:48:11,894 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:48:11,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:48:11,896 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:48:11,896 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:48:11,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:48:11,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:48:11,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:48:11,898 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:48:11,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:48:11,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:48:11,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:48:11,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:48:11,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:48:11,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:48:11,901 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:48:11,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:48:11,902 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:48:11,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:48:11,902 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:48:11,902 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:48:11,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:48:11,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:11,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:48:11,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:48:11,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:48:11,904 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:48:11,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:48:11,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:48:11,924 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_031e25b2-986d-4ec8-bfb5-b646fd473b81/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75ad91d1ba346b49105baf3c8411bd3b92e43cc8020f63db454a4318afdf99c1 [2022-10-17 16:48:12,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:48:12,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:48:12,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:48:12,312 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:48:12,313 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:48:12,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c [2022-10-17 16:48:12,399 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/bin/ukojak-92XMlrwhuB/data/2f6446f9d/b9f5af36605d48d3a9f12e39de05150f/FLAG630ded02d [2022-10-17 16:48:12,972 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:48:12,973 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c [2022-10-17 16:48:12,988 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/bin/ukojak-92XMlrwhuB/data/2f6446f9d/b9f5af36605d48d3a9f12e39de05150f/FLAG630ded02d [2022-10-17 16:48:13,287 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/bin/ukojak-92XMlrwhuB/data/2f6446f9d/b9f5af36605d48d3a9f12e39de05150f [2022-10-17 16:48:13,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:48:13,291 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:48:13,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:13,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:48:13,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:48:13,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:13,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bfbdc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13, skipping insertion in model container [2022-10-17 16:48:13,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:13,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:48:13,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:48:13,744 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_031e25b2-986d-4ec8-bfb5-b646fd473b81/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c[24372,24385] [2022-10-17 16:48:13,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:13,758 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:48:13,872 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_031e25b2-986d-4ec8-bfb5-b646fd473b81/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c[24372,24385] [2022-10-17 16:48:13,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:13,895 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:48:13,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13 WrapperNode [2022-10-17 16:48:13,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:13,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:13,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:48:13,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:48:13,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:13,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:14,021 INFO L138 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 928 [2022-10-17 16:48:14,021 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:14,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:48:14,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:48:14,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:48:14,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:14,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:14,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:14,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:14,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:14,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:14,074 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:14,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:14,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:48:14,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:48:14,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:48:14,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:48:14,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:13" (1/1) ... [2022-10-17 16:48:14,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:14,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:48:14,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:48:14,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_031e25b2-986d-4ec8-bfb5-b646fd473b81/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:48:14,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:48:14,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:48:14,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:48:14,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:48:14,414 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:48:14,416 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:48:15,608 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:48:16,728 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:48:16,728 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:48:16,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:16 BoogieIcfgContainer [2022-10-17 16:48:16,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:48:16,734 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:48:16,735 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:48:16,747 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:48:16,748 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:16" (1/1) ... [2022-10-17 16:48:16,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:48:16,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:16,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2022-10-17 16:48:16,859 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2022-10-17 16:48:16,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:48:16,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:16,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:20,958 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 16:48:21,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:21,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2022-10-17 16:48:21,344 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2022-10-17 16:48:21,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:48:21,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:21,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:21,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:23,440 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 16:48:23,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:23,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2022-10-17 16:48:23,788 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2022-10-17 16:48:23,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:48:23,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:23,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:25,711 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 16:48:26,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:26,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2022-10-17 16:48:26,279 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2022-10-17 16:48:26,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:48:26,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:26,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:28,237 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 16:48:28,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:28,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2022-10-17 16:48:28,984 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2022-10-17 16:48:28,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:48:28,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:28,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:30,779 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 16:48:31,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:31,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2022-10-17 16:48:31,827 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2022-10-17 16:48:31,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:48:31,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:31,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:34,187 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 16:48:35,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:35,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2022-10-17 16:48:35,643 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2022-10-17 16:48:35,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:48:35,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:35,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:35,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:37,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.