./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.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_137d39e0-ee0a-42a9-94f3-d37cd2854710/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/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_137d39e0-ee0a-42a9-94f3-d37cd2854710/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/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_137d39e0-ee0a-42a9-94f3-d37cd2854710/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 a6a02224ad3116421a031fb474928d71f99a366daf138bf7c752aaea303a81f9 --- 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 16:54:45,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:54:45,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:54:45,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:54:45,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:54:45,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:54:45,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:54:45,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:54:45,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:54:45,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:54:45,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:54:45,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:54:45,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:54:45,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:54:45,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:54:45,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:54:45,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:54:45,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:54:45,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:54:45,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:54:45,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:54:45,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:54:45,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:54:45,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:54:45,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:54:45,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:54:45,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:54:45,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:54:45,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:54:45,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:54:45,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:54:45,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:54:45,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:54:45,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:54:45,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:54:45,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:54:45,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:54:45,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:54:45,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:54:45,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:54:45,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:54:45,835 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:54:45,877 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:54:45,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:54:45,881 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:54:45,882 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:54:45,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:54:45,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:54:45,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:54:45,884 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:54:45,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:54:45,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:54:45,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:54:45,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:54:45,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:54:45,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:54:45,886 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:54:45,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:54:45,887 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:54:45,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:54:45,887 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:54:45,888 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:54:45,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:54:45,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:45,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:54:45,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:54:45,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:54:45,889 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:54:45,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:54:45,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:54:45,899 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6a02224ad3116421a031fb474928d71f99a366daf138bf7c752aaea303a81f9 [2022-10-17 16:54:46,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:54:46,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:54:46,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:54:46,178 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:54:46,180 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:54:46,181 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 16:54:46,269 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/bin/ukojak-92XMlrwhuB/data/73b685fde/eb86acfd7ff8496eae743615ef264cb4/FLAGa9178be20 [2022-10-17 16:54:46,831 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:54:46,839 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 16:54:46,858 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/bin/ukojak-92XMlrwhuB/data/73b685fde/eb86acfd7ff8496eae743615ef264cb4/FLAGa9178be20 [2022-10-17 16:54:47,112 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/bin/ukojak-92XMlrwhuB/data/73b685fde/eb86acfd7ff8496eae743615ef264cb4 [2022-10-17 16:54:47,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:54:47,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:54:47,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:47,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:54:47,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:54:47,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9dd5fb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47, skipping insertion in model container [2022-10-17 16:54:47,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:54:47,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:54:47,497 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[7117,7130] [2022-10-17 16:54:47,518 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[9784,9797] [2022-10-17 16:54:47,528 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[10875,10888] [2022-10-17 16:54:47,534 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[11481,11494] [2022-10-17 16:54:47,545 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[12900,12913] [2022-10-17 16:54:47,551 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[13506,13519] [2022-10-17 16:54:47,559 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14435,14448] [2022-10-17 16:54:47,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:47,620 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:54:47,667 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[7117,7130] [2022-10-17 16:54:47,681 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[9784,9797] [2022-10-17 16:54:47,688 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[10875,10888] [2022-10-17 16:54:47,693 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[11481,11494] [2022-10-17 16:54:47,702 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[12900,12913] [2022-10-17 16:54:47,707 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[13506,13519] [2022-10-17 16:54:47,713 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_137d39e0-ee0a-42a9-94f3-d37cd2854710/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14435,14448] [2022-10-17 16:54:47,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:47,796 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:54:47,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47 WrapperNode [2022-10-17 16:54:47,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:47,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:47,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:54:47,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:54:47,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,906 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 971 [2022-10-17 16:54:47,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:47,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:54:47,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:54:47,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:54:47,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,969 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:48,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:54:48,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:54:48,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:54:48,007 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:54:48,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:48,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:48,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:54:48,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:54:48,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_137d39e0-ee0a-42a9-94f3-d37cd2854710/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:54:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:54:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:54:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:54:48,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:54:48,357 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:54:48,360 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:54:49,473 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:54:49,589 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:54:49,589 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:54:49,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:49 BoogieIcfgContainer [2022-10-17 16:54:49,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:54:49,595 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:54:49,596 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:54:49,607 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:54:49,608 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:49" (1/1) ... [2022-10-17 16:54:49,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:54:49,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:49,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 189 states and 332 transitions. [2022-10-17 16:54:49,718 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 332 transitions. [2022-10-17 16:54:49,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:54:49,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:49,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:50,266 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 16:54:50,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:50,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 184 states and 320 transitions. [2022-10-17 16:54:50,425 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 320 transitions. [2022-10-17 16:54:50,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:54:50,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:50,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:50,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:50,646 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 16:54:50,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:50,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 179 states and 309 transitions. [2022-10-17 16:54:50,699 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 309 transitions. [2022-10-17 16:54:50,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:54:50,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:50,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:50,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:51,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:51,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 160 states and 272 transitions. [2022-10-17 16:54:51,237 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 272 transitions. [2022-10-17 16:54:51,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:54:51,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:51,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:51,360 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 16:54:51,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:51,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 155 states and 261 transitions. [2022-10-17 16:54:51,401 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 261 transitions. [2022-10-17 16:54:51,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:54:51,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:51,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:51,583 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 16:54:52,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 147 states and 245 transitions. [2022-10-17 16:54:52,261 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 245 transitions. [2022-10-17 16:54:52,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:54:52,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,434 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 16:54:52,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 142 states and 234 transitions. [2022-10-17 16:54:52,474 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 234 transitions. [2022-10-17 16:54:52,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:54:52,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:53,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:55,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:55,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 142 states and 233 transitions. [2022-10-17 16:54:55,219 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 233 transitions. [2022-10-17 16:54:55,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:54:55,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:55,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,860 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 16:54:59,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:59,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 142 states and 231 transitions. [2022-10-17 16:54:59,892 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 231 transitions. [2022-10-17 16:54:59,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:54:59,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:59,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:00,634 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 16:55:05,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:05,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 142 states and 229 transitions. [2022-10-17 16:55:05,092 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 229 transitions. [2022-10-17 16:55:05,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:55:05,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:05,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:07,408 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 16:55:16,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:16,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 152 states and 247 transitions. [2022-10-17 16:55:16,500 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 247 transitions. [2022-10-17 16:55:16,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:55:16,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:16,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:17,199 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 16:55:18,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:18,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2022-10-17 16:55:18,763 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2022-10-17 16:55:18,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:55:18,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:18,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat