[INFO] updating cached repository https://github.com/rookie1024/Spin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31597733f79cf0b07d82812821b4105ee2b79108
[INFO] testing rookie1024/Spin against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frookie1024%2FSpin" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rookie1024/Spin on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rookie1024/Spin
[INFO] finished tweaking git repo https://github.com/rookie1024/Spin
[INFO] tweaked toml for git repo https://github.com/rookie1024/Spin written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rookie1024/Spin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bd23a416a45acbb44264d38d036c45a228fae59644301f8cb0b3d3704c4b2da
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0bd23a416a45acbb44264d38d036c45a228fae59644301f8cb0b3d3704c4b2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bd23a416a45acbb44264d38d036c45a228fae59644301f8cb0b3d3704c4b2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd23a416a45acbb44264d38d036c45a228fae59644301f8cb0b3d3704c4b2da", kill_on_drop: false }`
[INFO] [stdout] 0bd23a416a45acbb44264d38d036c45a228fae59644301f8cb0b3d3704c4b2da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9961d6846124216663cdd230de841391639dc2c90612b7c8ea0ccf323b5c326b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9961d6846124216663cdd230de841391639dc2c90612b7c8ea0ccf323b5c326b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling byte-tools v0.3.0
[INFO] [stderr]    Compiling ucd-util v0.1.2
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling opaque-debug v0.2.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling lalrpop-util v0.16.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling block-padding v0.1.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling ascii-canvas v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling ena v0.10.1
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling bit-set v0.5.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.1
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling docopt v1.0.2
[INFO] [stderr]    Compiling lalrpop v0.16.1
[INFO] [stderr]    Compiling spin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/element.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |   class: ScopeRef<Rc<ElementClass>>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/element.rs:15:36
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new<B>(class: ScopeRef<Rc<ElementClass>>, base: B) -> Self
[INFO] [stdout]    |                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/element.rs:79:22
[INFO] [stdout]    |
[INFO] [stdout] 79 |   class: ScopeRef<Rc<ElementClass>>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/element.rs:84:33
[INFO] [stdout]    |
[INFO] [stdout] 84 |   pub fn new(class: ScopeRef<Rc<ElementClass>>, style: Style) -> Self {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/scope.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |   Class(Rc<ElementClass>),
[INFO] [stdout]    |            ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/scope.rs:89:14
[INFO] [stdout]    |
[INFO] [stdout] 89 | impl From<Rc<ElementClass>> for ScopeItem {
[INFO] [stdout]    |              ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/scope.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |   fn from(class: Rc<ElementClass>) -> Self { ScopeItem::Class(class) }
[INFO] [stdout]    |                     ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/scope.rs:97:48
[INFO] [stdout]    |
[INFO] [stdout] 97 |   fn from(class: Rc<T>) -> Self { (class as Rc<ElementClass>).into() }
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/uwml/scope.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl TryInto<Rc<ElementClass>> for ScopeItem {
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/uwml/scope.rs:135:34
[INFO] [stdout]     |
[INFO] [stdout] 135 |   fn try_into(self) -> Result<Rc<ElementClass>, Self::Error> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2538:5
[INFO] [stdout]      |
[INFO] [stdout] 2538 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2576:5
[INFO] [stdout]      |
[INFO] [stdout] 2576 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2727:5
[INFO] [stdout]      |
[INFO] [stdout] 2727 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2913:5
[INFO] [stdout]      |
[INFO] [stdout] 2913 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:3093:5
[INFO] [stdout]      |
[INFO] [stdout] 3093 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:3227:5
[INFO] [stdout]      |
[INFO] [stdout] 3227 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2491:36
[INFO] [stdout]      |
[INFO] [stdout] 2491 |             let __text = self.text.trim_left();
[INFO] [stdout]      |                                    ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_from)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 13s
[INFO] running `Command { std: "docker" "inspect" "9961d6846124216663cdd230de841391639dc2c90612b7c8ea0ccf323b5c326b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9961d6846124216663cdd230de841391639dc2c90612b7c8ea0ccf323b5c326b", kill_on_drop: false }`
[INFO] [stdout] 9961d6846124216663cdd230de841391639dc2c90612b7c8ea0ccf323b5c326b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e398792984b5e4a43bd3e831752ccda6651ab084672297532820d85de02d5ec
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6e398792984b5e4a43bd3e831752ccda6651ab084672297532820d85de02d5ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling spin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/element.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |   class: ScopeRef<Rc<ElementClass>>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/element.rs:15:36
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new<B>(class: ScopeRef<Rc<ElementClass>>, base: B) -> Self
[INFO] [stdout]    |                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/element.rs:79:22
[INFO] [stdout]    |
[INFO] [stdout] 79 |   class: ScopeRef<Rc<ElementClass>>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/element.rs:84:33
[INFO] [stdout]    |
[INFO] [stdout] 84 |   pub fn new(class: ScopeRef<Rc<ElementClass>>, style: Style) -> Self {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/scope.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |   Class(Rc<ElementClass>),
[INFO] [stdout]    |            ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/scope.rs:89:14
[INFO] [stdout]    |
[INFO] [stdout] 89 | impl From<Rc<ElementClass>> for ScopeItem {
[INFO] [stdout]    |              ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/scope.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |   fn from(class: Rc<ElementClass>) -> Self { ScopeItem::Class(class) }
[INFO] [stdout]    |                     ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uwml/scope.rs:97:48
[INFO] [stdout]    |
[INFO] [stdout] 97 |   fn from(class: Rc<T>) -> Self { (class as Rc<ElementClass>).into() }
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/uwml/scope.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl TryInto<Rc<ElementClass>> for ScopeItem {
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/uwml/scope.rs:135:34
[INFO] [stdout]     |
[INFO] [stdout] 135 |   fn try_into(self) -> Result<Rc<ElementClass>, Self::Error> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2538:5
[INFO] [stdout]      |
[INFO] [stdout] 2538 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2576:5
[INFO] [stdout]      |
[INFO] [stdout] 2576 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2727:5
[INFO] [stdout]      |
[INFO] [stdout] 2727 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2913:5
[INFO] [stdout]      |
[INFO] [stdout] 2913 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:3093:5
[INFO] [stdout]      |
[INFO] [stdout] 3093 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:3227:5
[INFO] [stdout]      |
[INFO] [stdout] 3227 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2491:36
[INFO] [stdout]      |
[INFO] [stdout] 2491 |             let __text = self.text.trim_left();
[INFO] [stdout]      |                                    ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_from)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "6e398792984b5e4a43bd3e831752ccda6651ab084672297532820d85de02d5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e398792984b5e4a43bd3e831752ccda6651ab084672297532820d85de02d5ec", kill_on_drop: false }`
[INFO] [stdout] 6e398792984b5e4a43bd3e831752ccda6651ab084672297532820d85de02d5ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b1f182cfe907d60b4c49b5a8b8dddf72be4cc924e3b7615dab818754ff0b2b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9b1f182cfe907d60b4c49b5a8b8dddf72be4cc924e3b7615dab818754ff0b2b8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/uwml/element.rs:10:22
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 10 |   class: ScopeRef<Rc<ElementClass>>,
[INFO] [stdout] 
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/uwml/element.rs:15:36
[INFO] [stderr]    |
[INFO] [stderr] 15 |   pub fn new<B>(class: ScopeRef<Rc<ElementClass>>, base: B) -> Self
[INFO] [stderr]    |                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/uwml/element.rs:79:22
[INFO] [stderr]    |
[INFO] [stderr] 79 |   class: ScopeRef<Rc<ElementClass>>,
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/uwml/element.rs:84:33
[INFO] [stderr]    |
[INFO] [stderr] 84 |   pub fn new(class: ScopeRef<Rc<ElementClass>>, style: Style) -> Self {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/uwml/scope.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |   Class(Rc<ElementClass>),
[INFO] [stderr]    |            ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/uwml/scope.rs:89:14
[INFO] [stderr]    |
[INFO] [stderr] 89 | impl From<Rc<ElementClass>> for ScopeItem {
[INFO] [stderr]    |              ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/uwml/scope.rs:90:21
[INFO] [stderr]    |
[INFO] [stderr] 90 |   fn from(class: Rc<ElementClass>) -> Self { ScopeItem::Class(class) }
[INFO] [stderr]    |                     ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/uwml/scope.rs:97:48
[INFO] [stderr]    |
[INFO] [stderr] 97 |   fn from(class: Rc<T>) -> Self { (class as Rc<ElementClass>).into() }
[INFO] [stderr]    |                                                ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/uwml/scope.rs:131:17
[INFO] [stderr]     |
[INFO] [stderr] 131 | impl TryInto<Rc<ElementClass>> for ScopeItem {
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/uwml/scope.rs:135:34
[INFO] [stderr]     |
[INFO] [stderr] 135 |   fn try_into(self) -> Result<Rc<ElementClass>, Self::Error> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn ElementClass`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2538:5
[INFO] [stderr]      |
[INFO] [stderr] 2538 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2576:5
[INFO] [stderr]      |
[INFO] [stderr] 2576 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2727:5
[INFO] [stderr]      |
[INFO] [stderr] 2727 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2913:5
[INFO] [stderr]      |
[INFO] [stderr] 2913 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:3093:5
[INFO] [stderr]      |
[INFO] [stderr] 3093 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:3227:5
[INFO] [stderr]      |
[INFO] [stderr] 3227 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/spin-9bef6de4c5ea8e28/out/grammar.rs:2491:36
[INFO] [stderr]      |
[INFO] [stderr] 2491 |             let __text = self.text.trim_left();
[INFO] [stderr]      |                                    ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(try_from)]
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/spin-508910f076e0a271
[INFO] running `Command { std: "docker" "inspect" "9b1f182cfe907d60b4c49b5a8b8dddf72be4cc924e3b7615dab818754ff0b2b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b1f182cfe907d60b4c49b5a8b8dddf72be4cc924e3b7615dab818754ff0b2b8", kill_on_drop: false }`
[INFO] [stdout] 9b1f182cfe907d60b4c49b5a8b8dddf72be4cc924e3b7615dab818754ff0b2b8