./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-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_4b4756ba-95ef-4ec9-94a9-3df437514030/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/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_4b4756ba-95ef-4ec9-94a9-3df437514030/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/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_4b4756ba-95ef-4ec9-94a9-3df437514030/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 87f1dffc4791cf25ae510fd8866e3e496425d62832b1b02adb55ef79c14eda4f --- 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 16:36:05,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:36:05,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:36:05,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:36:05,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:36:05,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:36:05,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:36:05,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:36:05,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:36:05,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:36:05,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:36:05,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:36:05,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:36:05,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:36:05,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:36:05,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:36:05,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:36:05,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:36:05,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:36:05,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:36:05,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:36:05,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:36:05,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:36:05,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:36:05,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:36:05,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:36:05,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:36:05,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:36:05,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:36:05,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:36:05,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:36:05,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:36:05,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:36:05,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:36:05,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:36:05,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:36:05,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:36:05,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:36:05,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:36:05,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:36:05,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:36:05,234 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:36:05,258 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:36:05,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:36:05,259 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:36:05,259 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:36:05,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:36:05,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:36:05,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:36:05,261 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:36:05,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:36:05,261 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:36:05,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:36:05,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:36:05,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:36:05,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:36:05,263 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:36:05,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:36:05,263 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:36:05,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:36:05,264 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:36:05,264 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:36:05,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:36:05,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:05,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:36:05,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:36:05,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:36:05,265 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:36:05,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:36:05,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:36:05,266 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_4b4756ba-95ef-4ec9-94a9-3df437514030/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87f1dffc4791cf25ae510fd8866e3e496425d62832b1b02adb55ef79c14eda4f [2022-10-17 16:36:05,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:36:05,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:36:05,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:36:05,624 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:36:05,625 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:36:05,627 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2022-10-17 16:36:05,728 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/bin/ukojak-92XMlrwhuB/data/3866ea21f/6449bce9d6754c05bcec55046730e3c0/FLAGddc4a0171 [2022-10-17 16:36:06,217 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:36:06,218 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2022-10-17 16:36:06,229 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/bin/ukojak-92XMlrwhuB/data/3866ea21f/6449bce9d6754c05bcec55046730e3c0/FLAGddc4a0171 [2022-10-17 16:36:06,584 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/bin/ukojak-92XMlrwhuB/data/3866ea21f/6449bce9d6754c05bcec55046730e3c0 [2022-10-17 16:36:06,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:36:06,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:36:06,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:06,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:36:06,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:36:06,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@107a927c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06, skipping insertion in model container [2022-10-17 16:36:06,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:36:06,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:36:06,891 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_4b4756ba-95ef-4ec9-94a9-3df437514030/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4371,4384] [2022-10-17 16:36:06,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:06,928 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:36:06,961 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_4b4756ba-95ef-4ec9-94a9-3df437514030/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4371,4384] [2022-10-17 16:36:06,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:07,000 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:36:07,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:07 WrapperNode [2022-10-17 16:36:07,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:07,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:07,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:36:07,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:36:07,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:07" (1/1) ... [2022-10-17 16:36:07,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:07" (1/1) ... [2022-10-17 16:36:07,080 INFO L138 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 332 [2022-10-17 16:36:07,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:07,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:36:07,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:36:07,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:36:07,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:07" (1/1) ... [2022-10-17 16:36:07,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:07" (1/1) ... [2022-10-17 16:36:07,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:07" (1/1) ... [2022-10-17 16:36:07,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:07" (1/1) ... [2022-10-17 16:36:07,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:07" (1/1) ... [2022-10-17 16:36:07,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:07" (1/1) ... [2022-10-17 16:36:07,124 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:07" (1/1) ... [2022-10-17 16:36:07,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:07" (1/1) ... [2022-10-17 16:36:07,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:36:07,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:36:07,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:36:07,146 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:36:07,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:07" (1/1) ... [2022-10-17 16:36:07,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:07,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:36:07,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:36:07,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b4756ba-95ef-4ec9-94a9-3df437514030/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:36:07,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:36:07,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:36:07,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:36:07,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:36:07,343 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:36:07,345 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:36:07,832 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:36:08,002 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:36:08,002 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:36:08,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:08 BoogieIcfgContainer [2022-10-17 16:36:08,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:36:08,007 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:36:08,007 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:36:08,019 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:36:08,019 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:08" (1/1) ... [2022-10-17 16:36:08,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:36:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:08,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 64 states and 104 transitions. [2022-10-17 16:36:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 104 transitions. [2022-10-17 16:36:08,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:36:08,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:08,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:08,567 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 16:36:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:08,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 106 transitions. [2022-10-17 16:36:08,677 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 106 transitions. [2022-10-17 16:36:08,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:36:08,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:08,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:08,883 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 16:36:09,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:09,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 73 states and 119 transitions. [2022-10-17 16:36:09,006 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 119 transitions. [2022-10-17 16:36:09,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:36:09,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:09,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:09,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:09,102 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 16:36:09,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:09,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2022-10-17 16:36:09,132 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2022-10-17 16:36:09,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:36:09,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:09,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:09,233 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 16:36:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:09,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 77 states and 124 transitions. [2022-10-17 16:36:09,252 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2022-10-17 16:36:09,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:36:09,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:09,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:09,355 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 16:36:09,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:09,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 81 states and 130 transitions. [2022-10-17 16:36:09,698 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2022-10-17 16:36:09,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:36:09,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:09,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:09,784 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 16:36:10,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:10,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 93 states and 152 transitions. [2022-10-17 16:36:10,238 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2022-10-17 16:36:10,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:36:10,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:10,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:10,283 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 16:36:10,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:10,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 157 transitions. [2022-10-17 16:36:10,305 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2022-10-17 16:36:10,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:36:10,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:10,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:10,349 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 16:36:10,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:10,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2022-10-17 16:36:10,371 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2022-10-17 16:36:10,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:36:10,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:10,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:10,418 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 16:36:10,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:10,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 100 states and 163 transitions. [2022-10-17 16:36:10,443 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 163 transitions. [2022-10-17 16:36:10,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:36:10,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:10,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:10,514 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 16:36:10,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:10,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 101 states and 163 transitions. [2022-10-17 16:36:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 163 transitions. [2022-10-17 16:36:10,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:36:10,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:10,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:10,628 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 16:36:11,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:11,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 110 states and 178 transitions. [2022-10-17 16:36:11,537 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 178 transitions. [2022-10-17 16:36:11,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:36:11,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:11,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:11,823 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 16:36:14,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:14,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 123 states and 198 transitions. [2022-10-17 16:36:14,697 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 198 transitions. [2022-10-17 16:36:14,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:36:14,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:14,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:14,964 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 16:36:19,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:19,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 132 states and 215 transitions. [2022-10-17 16:36:19,051 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 215 transitions. [2022-10-17 16:36:19,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:36:19,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:19,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:19,885 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 16:36:29,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:29,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 151 states and 261 transitions. [2022-10-17 16:36:29,234 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 261 transitions. [2022-10-17 16:36:29,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:36:29,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:29,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:29,605 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 16:36:40,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:40,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 165 states and 289 transitions. [2022-10-17 16:36:40,546 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 289 transitions. [2022-10-17 16:36:40,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:36:40,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:40,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:40,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.