./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 --- 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-b5237d8 [2022-11-21 16:23:40,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:23:40,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:23:40,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:23:40,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:23:40,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:23:40,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:23:40,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:23:40,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:23:40,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:23:40,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:23:40,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:23:40,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:23:40,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:23:40,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:23:40,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:23:40,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:23:40,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:23:40,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:23:40,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:23:40,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:23:40,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:23:40,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:23:40,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:23:40,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:23:40,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:23:40,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:23:40,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:23:40,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:23:40,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:23:40,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:23:40,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:23:40,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:23:40,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:23:40,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:23:40,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:23:40,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:23:40,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:23:40,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:23:40,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:23:40,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:23:40,624 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-21 16:23:40,662 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:23:40,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:23:40,663 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:23:40,664 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:23:40,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:23:40,665 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:23:40,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:23:40,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:23:40,666 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:23:40,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:23:40,667 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:23:40,668 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:23:40,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:23:40,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:23:40,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:23:40,668 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 16:23:40,669 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 16:23:40,669 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 16:23:40,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:23:40,669 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:23:40,669 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:23:40,670 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:23:40,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:23:40,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:23:40,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:23:40,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:23:40,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:23:40,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:23:40,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:23:40,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:23:40,671 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_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 [2022-11-21 16:23:40,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:23:41,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:23:41,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:23:41,016 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:23:41,016 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:23:41,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-11-21 16:23:44,074 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:23:44,378 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:23:44,378 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-11-21 16:23:44,416 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/data/f73fa8701/b27364f99fbe4ba3a033a400232b8d47/FLAG7e75e02ba [2022-11-21 16:23:44,436 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/data/f73fa8701/b27364f99fbe4ba3a033a400232b8d47 [2022-11-21 16:23:44,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:23:44,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:23:44,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:23:44,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:23:44,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:23:44,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:23:44" (1/1) ... [2022-11-21 16:23:44,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46572ba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:44, skipping insertion in model container [2022-11-21 16:23:44,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:23:44" (1/1) ... [2022-11-21 16:23:44,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:23:44,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:23:45,090 WARN L237 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_16372ee1-8e05-4f7a-ae61-f955234ef808/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-11-21 16:23:45,133 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:45,133 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:45,134 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:45,134 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:45,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:23:45,244 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-11-21 16:23:45,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4756ea3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:45, skipping insertion in model container [2022-11-21 16:23:45,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:23:45,245 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 16:23:45,247 INFO L158 Benchmark]: Toolchain (without parser) took 805.03ms. Allocated memory was 144.7MB in the beginning and 188.7MB in the end (delta: 44.0MB). Free memory was 88.5MB in the beginning and 157.8MB in the end (delta: -69.4MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2022-11-21 16:23:45,248 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 144.7MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:23:45,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 796.26ms. Allocated memory was 144.7MB in the beginning and 188.7MB in the end (delta: 44.0MB). Free memory was 88.5MB in the beginning and 157.8MB in the end (delta: -69.4MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2022-11-21 16:23:45,250 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 144.7MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 796.26ms. Allocated memory was 144.7MB in the beginning and 188.7MB in the end (delta: 44.0MB). Free memory was 88.5MB in the beginning and 157.8MB in the end (delta: -69.4MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1058]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 --- 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-b5237d8 [2022-11-21 16:23:47,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:23:47,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:23:47,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:23:47,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:23:47,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:23:47,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:23:47,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:23:47,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:23:47,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:23:47,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:23:47,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:23:47,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:23:47,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:23:47,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:23:47,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:23:47,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:23:47,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:23:47,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:23:47,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:23:47,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:23:47,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:23:47,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:23:47,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:23:47,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:23:47,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:23:47,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:23:47,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:23:47,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:23:47,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:23:47,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:23:47,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:23:47,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:23:47,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:23:47,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:23:47,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:23:47,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:23:47,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:23:47,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:23:47,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:23:47,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:23:47,613 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-21 16:23:47,639 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:23:47,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:23:47,640 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:23:47,640 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:23:47,641 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:23:47,641 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:23:47,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:23:47,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:23:47,642 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:23:47,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:23:47,643 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:23:47,643 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:23:47,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:23:47,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:23:47,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:23:47,644 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 16:23:47,644 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 16:23:47,644 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 16:23:47,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:23:47,644 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:23:47,645 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 16:23:47,645 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 16:23:47,645 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:23:47,645 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:23:47,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:23:47,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:23:47,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:23:47,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:23:47,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:23:47,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:23:47,647 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 16:23:47,647 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 16:23:47,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 16:23:47,647 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 [2022-11-21 16:23:48,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:23:48,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:23:48,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:23:48,127 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:23:48,128 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:23:48,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-11-21 16:23:51,144 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:23:51,511 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:23:51,512 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-11-21 16:23:51,533 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/data/318be0eb2/7fb060d1f1ad408bb4ae21dc6aeb5041/FLAG21cbd9f81 [2022-11-21 16:23:51,553 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/data/318be0eb2/7fb060d1f1ad408bb4ae21dc6aeb5041 [2022-11-21 16:23:51,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:23:51,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:23:51,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:23:51,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:23:51,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:23:51,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:23:51" (1/1) ... [2022-11-21 16:23:51,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@922f30f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:51, skipping insertion in model container [2022-11-21 16:23:51,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:23:51" (1/1) ... [2022-11-21 16:23:51,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:23:51,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:23:52,130 WARN L237 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_16372ee1-8e05-4f7a-ae61-f955234ef808/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-11-21 16:23:52,145 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:52,145 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:52,146 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:52,147 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:52,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:23:52,195 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-21 16:23:52,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:23:52,245 WARN L237 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_16372ee1-8e05-4f7a-ae61-f955234ef808/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-11-21 16:23:52,248 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:52,248 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:52,249 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:52,249 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:52,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:23:52,273 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:23:52,303 WARN L237 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_16372ee1-8e05-4f7a-ae61-f955234ef808/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-11-21 16:23:52,306 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:52,307 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:52,307 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:52,308 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 16:23:52,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:23:52,390 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:23:52,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52 WrapperNode [2022-11-21 16:23:52,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:23:52,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:23:52,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:23:52,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:23:52,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52" (1/1) ... [2022-11-21 16:23:52,422 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52" (1/1) ... [2022-11-21 16:23:52,454 INFO L138 Inliner]: procedures = 283, calls = 51, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 219 [2022-11-21 16:23:52,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:23:52,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:23:52,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:23:52,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:23:52,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52" (1/1) ... [2022-11-21 16:23:52,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52" (1/1) ... [2022-11-21 16:23:52,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52" (1/1) ... [2022-11-21 16:23:52,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52" (1/1) ... [2022-11-21 16:23:52,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52" (1/1) ... [2022-11-21 16:23:52,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52" (1/1) ... [2022-11-21 16:23:52,511 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52" (1/1) ... [2022-11-21 16:23:52,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52" (1/1) ... [2022-11-21 16:23:52,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:23:52,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:23:52,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:23:52,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:23:52,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52" (1/1) ... [2022-11-21 16:23:52,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:23:52,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:52,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:52,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16372ee1-8e05-4f7a-ae61-f955234ef808/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:23:52,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 16:23:52,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:23:52,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 16:23:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:23:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 16:23:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 16:23:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 16:23:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 16:23:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 16:23:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:23:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 16:23:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-21 16:23:52,627 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-21 16:23:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:23:52,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:23:52,629 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 16:23:52,839 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:23:52,841 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:23:53,773 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:23:53,787 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:23:53,787 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-21 16:23:53,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:23:53 BoogieIcfgContainer [2022-11-21 16:23:53,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:23:53,791 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:23:53,791 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:23:53,794 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:23:53,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:23:51" (1/3) ... [2022-11-21 16:23:53,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ca619ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:23:53, skipping insertion in model container [2022-11-21 16:23:53,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:52" (2/3) ... [2022-11-21 16:23:53,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ca619ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:23:53, skipping insertion in model container [2022-11-21 16:23:53,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:23:53" (3/3) ... [2022-11-21 16:23:53,803 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_93-evilcollapse_racefree.i [2022-11-21 16:23:53,821 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:23:53,822 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 44 error locations. [2022-11-21 16:23:53,822 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-21 16:23:54,005 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-11-21 16:23:54,041 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-21 16:23:54,055 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 274 places, 298 transitions, 604 flow [2022-11-21 16:23:54,058 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 274 places, 298 transitions, 604 flow [2022-11-21 16:23:54,060 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 274 places, 298 transitions, 604 flow [2022-11-21 16:23:54,187 INFO L130 PetriNetUnfolder]: 29/322 cut-off events. [2022-11-21 16:23:54,188 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 16:23:54,197 INFO L83 FinitePrefix]: Finished finitePrefix Result has 328 conditions, 322 events. 29/322 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 927 event pairs, 0 based on Foata normal form. 0/241 useless extension candidates. Maximal degree in co-relation 185. Up to 4 conditions per place. [2022-11-21 16:23:54,202 INFO L119 LiptonReduction]: Number of co-enabled transitions 6060 [2022-11-21 16:26:10,917 WARN L233 SmtUtils]: Spent 5.41s on a formula simplification that was a NOOP. DAG size: 152 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:26:25,313 WARN L233 SmtUtils]: Spent 5.21s on a formula simplification that was a NOOP. DAG size: 152 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:26:46,352 WARN L233 SmtUtils]: Spent 21.04s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:27:11,330 WARN L233 SmtUtils]: Spent 24.98s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:27:39,212 WARN L233 SmtUtils]: Spent 27.88s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:28:00,998 WARN L233 SmtUtils]: Spent 21.78s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:28:11,644 WARN L233 SmtUtils]: Spent 10.64s on a formula simplification. DAG size of input: 155 DAG size of output: 151 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:28:16,694 WARN L233 SmtUtils]: Spent 5.04s on a formula simplification that was a NOOP. DAG size: 151 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:28:28,119 WARN L233 SmtUtils]: Spent 11.42s on a formula simplification. DAG size of input: 155 DAG size of output: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:28:33,747 WARN L233 SmtUtils]: Spent 5.63s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:28:46,004 WARN L233 SmtUtils]: Spent 12.25s on a formula simplification. DAG size of input: 158 DAG size of output: 154 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:28:52,312 WARN L233 SmtUtils]: Spent 6.31s on a formula simplification that was a NOOP. DAG size: 154 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:29:03,261 WARN L233 SmtUtils]: Spent 10.95s on a formula simplification. DAG size of input: 158 DAG size of output: 154 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:29:08,958 WARN L233 SmtUtils]: Spent 5.69s on a formula simplification that was a NOOP. DAG size: 154 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:29:29,076 WARN L233 SmtUtils]: Spent 16.72s on a formula simplification. DAG size of input: 174 DAG size of output: 170 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:29:37,117 WARN L233 SmtUtils]: Spent 8.04s on a formula simplification that was a NOOP. DAG size: 170 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:29:52,713 WARN L233 SmtUtils]: Spent 15.59s on a formula simplification. DAG size of input: 174 DAG size of output: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:30:00,475 WARN L233 SmtUtils]: Spent 7.76s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:30:13,464 WARN L233 SmtUtils]: Spent 12.99s on a formula simplification. DAG size of input: 170 DAG size of output: 166 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:30:20,462 WARN L233 SmtUtils]: Spent 7.00s on a formula simplification that was a NOOP. DAG size: 166 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:30:34,608 WARN L233 SmtUtils]: Spent 14.14s on a formula simplification. DAG size of input: 170 DAG size of output: 166 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:30:42,789 WARN L233 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 166 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:31:46,977 WARN L233 SmtUtils]: Spent 1.07m on a formula simplification. DAG size of input: 187 DAG size of output: 183 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:32:22,387 WARN L233 SmtUtils]: Spent 35.41s on a formula simplification that was a NOOP. DAG size: 183 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:33:37,454 WARN L233 SmtUtils]: Spent 1.25m on a formula simplification. DAG size of input: 187 DAG size of output: 178 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:34:13,487 WARN L233 SmtUtils]: Spent 36.03s on a formula simplification that was a NOOP. DAG size: 178 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-21 16:38:41,515 WARN L233 SmtUtils]: Spent 4.36m on a formula simplification. DAG size of input: 233 DAG size of output: 225 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)