./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+lhb-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_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/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_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/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_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/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 2d43a579fead76cada979bbaf2912558c79980eef82c3d2143337dc895995c75 --- 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 16:57:07,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:07,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:07,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:07,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:07,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:07,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:07,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:07,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:07,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:07,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:07,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:07,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:07,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:07,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:07,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:07,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:07,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:07,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:07,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:07,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:07,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:07,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:07,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:07,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:07,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:07,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:07,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:07,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:07,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:07,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:07,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:07,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:07,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:07,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:07,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:07,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:07,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:07,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:07,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:07,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:07,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:57:07,380 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:07,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:07,381 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:07,382 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:07,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:07,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:07,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:07,386 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:07,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:07,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:07,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:07,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:07,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:07,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:07,390 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:07,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:07,390 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:07,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:07,391 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:07,391 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:07,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:07,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:07,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:07,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:07,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:07,405 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:07,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:07,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:07,411 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_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d43a579fead76cada979bbaf2912558c79980eef82c3d2143337dc895995c75 [2022-10-17 16:57:07,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:07,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:07,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:07,719 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:07,721 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:07,723 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 16:57:07,789 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/bin/ukojak-92XMlrwhuB/data/72fc840d1/224554ecacff4cd6a3cbf9dfef5b1360/FLAG5c06b609e [2022-10-17 16:57:08,679 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:08,681 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 16:57:08,737 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/bin/ukojak-92XMlrwhuB/data/72fc840d1/224554ecacff4cd6a3cbf9dfef5b1360/FLAG5c06b609e [2022-10-17 16:57:09,134 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/bin/ukojak-92XMlrwhuB/data/72fc840d1/224554ecacff4cd6a3cbf9dfef5b1360 [2022-10-17 16:57:09,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:09,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:09,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:09,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:09,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:09,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:09" (1/1) ... [2022-10-17 16:57:09,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4788a2e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:09, skipping insertion in model container [2022-10-17 16:57:09,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:09" (1/1) ... [2022-10-17 16:57:09,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:09,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:10,130 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_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[19354,19367] [2022-10-17 16:57:11,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:11,808 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:11,937 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_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[19354,19367] [2022-10-17 16:57:13,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:13,135 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:13,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13 WrapperNode [2022-10-17 16:57:13,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:13,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:13,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:13,137 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:13,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:13,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:13,586 INFO L138 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 18587 [2022-10-17 16:57:13,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:13,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:13,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:13,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:13,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:13,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:13,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:13,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:13,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:13,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:13,958 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:13,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:14,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:14,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:14,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:14,031 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:14,032 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:14,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:14,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:14,068 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:14,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac0ee0c1-9f60-4ed2-9c1d-2535c5633d71/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:14,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:14,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:14,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:15,052 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:15,054 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:22,047 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:23,089 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:23,089 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:57:23,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:23 BoogieIcfgContainer [2022-10-17 16:57:23,097 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:23,098 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:23,099 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:23,109 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:23,109 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:23" (1/1) ... [2022-10-17 16:57:23,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:23,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:23,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5378 states to 2815 states and 5378 transitions. [2022-10-17 16:57:23,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 5378 transitions. [2022-10-17 16:57:23,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:57:23,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:23,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:24,001 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 16:57:24,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:24,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5842 states to 2833 states and 5842 transitions. [2022-10-17 16:57:24,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 5842 transitions. [2022-10-17 16:57:24,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:57:24,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:24,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:24,652 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 16:57:24,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:24,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5848 states to 2837 states and 5848 transitions. [2022-10-17 16:57:24,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 5848 transitions. [2022-10-17 16:57:24,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:57:24,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:24,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:24,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:25,148 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 16:57:25,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:25,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5661 states to 2749 states and 5661 transitions. [2022-10-17 16:57:25,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 5661 transitions. [2022-10-17 16:57:25,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:57:25,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:25,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:25,705 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 16:57:25,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:25,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6116 states to 2770 states and 6116 transitions. [2022-10-17 16:57:25,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 6116 transitions. [2022-10-17 16:57:26,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:57:26,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:26,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:26,195 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 16:57:26,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:26,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6538 states to 2775 states and 6538 transitions. [2022-10-17 16:57:26,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 6538 transitions. [2022-10-17 16:57:26,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:57:26,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:26,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:26,748 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 16:57:26,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:26,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6551 states to 2782 states and 6551 transitions. [2022-10-17 16:57:26,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 6551 transitions. [2022-10-17 16:57:26,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:57:26,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:26,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:27,175 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 16:57:27,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:27,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7012 states to 2805 states and 7012 transitions. [2022-10-17 16:57:27,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 7012 transitions. [2022-10-17 16:57:27,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:57:27,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:27,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:28,043 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 16:57:28,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:28,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7025 states to 2812 states and 7025 transitions. [2022-10-17 16:57:28,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 7025 transitions. [2022-10-17 16:57:28,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:57:28,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:28,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:29,075 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 16:57:29,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:29,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7035 states to 2816 states and 7035 transitions. [2022-10-17 16:57:29,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 7035 transitions. [2022-10-17 16:57:29,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:57:29,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:29,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:29,379 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 16:57:30,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:30,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7489 states to 2835 states and 7489 transitions. [2022-10-17 16:57:30,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 7489 transitions. [2022-10-17 16:57:30,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:57:30,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:30,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:30,858 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 16:57:31,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:31,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7500 states to 2841 states and 7500 transitions. [2022-10-17 16:57:31,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 7500 transitions. [2022-10-17 16:57:31,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:57:31,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:31,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:31,178 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 16:57:31,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:31,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7525 states to 2854 states and 7525 transitions. [2022-10-17 16:57:31,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2854 states and 7525 transitions. [2022-10-17 16:57:31,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:57:31,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:31,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:31,886 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 16:57:31,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:31,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7545 states to 2864 states and 7545 transitions. [2022-10-17 16:57:31,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 7545 transitions. [2022-10-17 16:57:31,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:57:31,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:31,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:32,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:32,293 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 16:57:33,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:33,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5421 states to 2099 states and 5421 transitions. [2022-10-17 16:57:33,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 5421 transitions. [2022-10-17 16:57:33,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:57:33,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:33,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.