[INFO] fetching crate crate-compile-test 0.2.0...
[INFO] testing crate-compile-test-0.2.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate crate-compile-test 0.2.0 into /workspace/builds/worker-114/source
[INFO] validating manifest of crates.io crate crate-compile-test 0.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crate-compile-test 0.2.0
[INFO] finished tweaking crates.io crate crate-compile-test 0.2.0
[INFO] tweaked toml for crates.io crate crate-compile-test 0.2.0 written to /workspace/builds/worker-114/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f73f578c73cb8609f2a04131029ba13ce588b02772f4fc1180912846ff5866a
[INFO] running `Command { std: "docker" "start" "-a" "6f73f578c73cb8609f2a04131029ba13ce588b02772f4fc1180912846ff5866a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f73f578c73cb8609f2a04131029ba13ce588b02772f4fc1180912846ff5866a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f73f578c73cb8609f2a04131029ba13ce588b02772f4fc1180912846ff5866a", kill_on_drop: false }`
[INFO] [stdout] 6f73f578c73cb8609f2a04131029ba13ce588b02772f4fc1180912846ff5866a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9744e755cd9c1139ae7e0028015650ce5b9d4416abc9ea8433ff36c311c2a973
[INFO] running `Command { std: "docker" "start" "-a" "9744e755cd9c1139ae7e0028015650ce5b9d4416abc9ea8433ff36c311c2a973", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling crate-compile-test v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub crates_filter: Box<Fn(&Path) -> bool>,
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path) -> bool`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub additional_steps: Vec<Box<TestStepFactory>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TestStepFactory`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/steps/mod.rs:7:76
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn initialize(&self, config: &Config, crate_path: &Path) -> Result<Box<TestStep>>;
[INFO] [stdout]   |                                                                            ^^^^^^^^ help: use `dyn`: `dyn TestStep`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/steps/build.rs:27:77
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn initialize(&self, _config: &Config, crate_path: &Path) -> Result<Box<TestStep>> {
[INFO] [stdout]    |                                                                             ^^^^^^^^ help: use `dyn`: `dyn TestStep`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/steps/check_errors.rs:213:77
[INFO] [stdout]     |
[INFO] [stdout] 213 |     fn initialize(&self, _config: &Config, crate_path: &Path) -> Result<Box<TestStep>> {
[INFO] [stdout]     |                                                                             ^^^^^^^^ help: use `dyn`: `dyn TestStep`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plan.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     steps: Vec<Box<TestStepFactory>>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TestStepFactory`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plan.rs:26:32
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut steps: Vec<Box<TestStepFactory>> = match config.mode {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TestStepFactory`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner.rs:13:27
[INFO] [stdout]    |
[INFO] [stdout] 13 |     output: Mutex<&'a mut Write>,
[INFO] [stdout]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |     config: Box<Fn() -> Config>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Config`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner.rs:26:32
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(output: &'a mut Write) -> Self {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/formatting.rs:30:50
[INFO] [stdout]    |
[INFO] [stdout] 30 |         trim_lines(prefix_each_line(body, "  ")).trim_right(),
[INFO] [stdout]    |                                                  ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/formatting.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |         .map(|line| line.trim_right())
[INFO] [stdout]    |                          ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.79s
[INFO] running `Command { std: "docker" "inspect" "9744e755cd9c1139ae7e0028015650ce5b9d4416abc9ea8433ff36c311c2a973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9744e755cd9c1139ae7e0028015650ce5b9d4416abc9ea8433ff36c311c2a973", kill_on_drop: false }`
[INFO] [stdout] 9744e755cd9c1139ae7e0028015650ce5b9d4416abc9ea8433ff36c311c2a973
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 977c6e86dc14106402869cbfbca462749ca45e97df155fc7a87aa1ed64fc5509
[INFO] running `Command { std: "docker" "start" "-a" "977c6e86dc14106402869cbfbca462749ca45e97df155fc7a87aa1ed64fc5509", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub crates_filter: Box<Fn(&Path) -> bool>,
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path) -> bool`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub additional_steps: Vec<Box<TestStepFactory>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TestStepFactory`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/steps/mod.rs:7:76
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn initialize(&self, config: &Config, crate_path: &Path) -> Result<Box<TestStep>>;
[INFO] [stdout]   |                                                                            ^^^^^^^^ help: use `dyn`: `dyn TestStep`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/steps/build.rs:27:77
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn initialize(&self, _config: &Config, crate_path: &Path) -> Result<Box<TestStep>> {
[INFO] [stdout]    |                                                                             ^^^^^^^^ help: use `dyn`: `dyn TestStep`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/steps/check_errors.rs:213:77
[INFO] [stdout]     |
[INFO] [stdout] 213 |     fn initialize(&self, _config: &Config, crate_path: &Path) -> Result<Box<TestStep>> {
[INFO] [stdout]     |                                                                             ^^^^^^^^ help: use `dyn`: `dyn TestStep`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plan.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     steps: Vec<Box<TestStepFactory>>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TestStepFactory`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plan.rs:26:32
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut steps: Vec<Box<TestStepFactory>> = match config.mode {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TestStepFactory`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner.rs:13:27
[INFO] [stdout]    |
[INFO] [stdout] 13 |     output: Mutex<&'a mut Write>,
[INFO] [stdout]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |     config: Box<Fn() -> Config>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Config`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner.rs:26:32
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(output: &'a mut Write) -> Self {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/formatting.rs:30:50
[INFO] [stdout]    |
[INFO] [stdout] 30 |         trim_lines(prefix_each_line(body, "  ")).trim_right(),
[INFO] [stdout]    |                                                  ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/formatting.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |         .map(|line| line.trim_right())
[INFO] [stdout]    |                          ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v0.5.1
[INFO] [stderr]    Compiling crate-compile-test v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub crates_filter: Box<Fn(&Path) -> bool>,
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path) -> bool`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/config.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub additional_steps: Vec<Box<TestStepFactory>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TestStepFactory`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/steps/mod.rs:7:76
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn initialize(&self, config: &Config, crate_path: &Path) -> Result<Box<TestStep>>;
[INFO] [stdout]   |                                                                            ^^^^^^^^ help: use `dyn`: `dyn TestStep`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/steps/build.rs:27:77
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn initialize(&self, _config: &Config, crate_path: &Path) -> Result<Box<TestStep>> {
[INFO] [stdout]    |                                                                             ^^^^^^^^ help: use `dyn`: `dyn TestStep`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/steps/check_errors.rs:213:77
[INFO] [stdout]     |
[INFO] [stdout] 213 |     fn initialize(&self, _config: &Config, crate_path: &Path) -> Result<Box<TestStep>> {
[INFO] [stdout]     |                                                                             ^^^^^^^^ help: use `dyn`: `dyn TestStep`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plan.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     steps: Vec<Box<TestStepFactory>>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TestStepFactory`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plan.rs:26:32
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut steps: Vec<Box<TestStepFactory>> = match config.mode {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TestStepFactory`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner.rs:13:27
[INFO] [stdout]    |
[INFO] [stdout] 13 |     output: Mutex<&'a mut Write>,
[INFO] [stdout]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |     config: Box<Fn() -> Config>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Config`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/runner.rs:26:32
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(output: &'a mut Write) -> Self {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/formatting.rs:30:50
[INFO] [stdout]    |
[INFO] [stdout] 30 |         trim_lines(prefix_each_line(body, "  ")).trim_right(),
[INFO] [stdout]    |                                                  ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/formatting.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |         .map(|line| line.trim_right())
[INFO] [stdout]    |                          ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "977c6e86dc14106402869cbfbca462749ca45e97df155fc7a87aa1ed64fc5509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "977c6e86dc14106402869cbfbca462749ca45e97df155fc7a87aa1ed64fc5509", kill_on_drop: false }`
[INFO] [stdout] 977c6e86dc14106402869cbfbca462749ca45e97df155fc7a87aa1ed64fc5509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae3de53327558511dd3540eeed54ce519ecdbe94d2e508b2e7672bc09c1ef0b3
[INFO] running `Command { std: "docker" "start" "-a" "ae3de53327558511dd3540eeed54ce519ecdbe94d2e508b2e7672bc09c1ef0b3", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/config.rs:28:28
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub crates_filter: Box<Fn(&Path) -> bool>,
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path) -> bool`
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/config.rs:29:35
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub additional_steps: Vec<Box<TestStepFactory>>,
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TestStepFactory`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/steps/mod.rs:7:76
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn initialize(&self, config: &Config, crate_path: &Path) -> Result<Box<TestStep>>;
[INFO] [stderr]   |                                                                            ^^^^^^^^ help: use `dyn`: `dyn TestStep`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/steps/build.rs:27:77
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn initialize(&self, _config: &Config, crate_path: &Path) -> Result<Box<TestStep>> {
[INFO] [stderr]    |                                                                             ^^^^^^^^ help: use `dyn`: `dyn TestStep`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/steps/check_errors.rs:213:77
[INFO] [stderr]     |
[INFO] [stderr] 213 |     fn initialize(&self, _config: &Config, crate_path: &Path) -> Result<Box<TestStep>> {
[INFO] [stderr]     |                                                                             ^^^^^^^^ help: use `dyn`: `dyn TestStep`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/plan.rs:11:20
[INFO] [stderr]    |
[INFO] [stderr] 11 |     steps: Vec<Box<TestStepFactory>>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TestStepFactory`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/plan.rs:26:32
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let mut steps: Vec<Box<TestStepFactory>> = match config.mode {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TestStepFactory`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runner.rs:13:27
[INFO] [stderr]    |
[INFO] [stderr] 13 |     output: Mutex<&'a mut Write>,
[INFO] [stderr]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runner.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |     config: Box<Fn() -> Config>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Config`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runner.rs:26:32
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn new(output: &'a mut Write) -> Self {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]   --> src/formatting.rs:30:50
[INFO] [stderr]    |
[INFO] [stderr] 30 |         trim_lines(prefix_each_line(body, "  ")).trim_right(),
[INFO] [stderr]    |                                                  ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]   --> src/formatting.rs:51:26
[INFO] [stderr]    |
[INFO] [stderr] 51 |         .map(|line| line.trim_right())
[INFO] [stderr]    |                          ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stderr] 
[INFO] [stderr] warning: `crate-compile-test` (lib) generated 12 warnings
[INFO] [stderr] warning: `crate-compile-test` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/crate_compile_test-7033fb1a5755ab30)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests crate-compile-test
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ae3de53327558511dd3540eeed54ce519ecdbe94d2e508b2e7672bc09c1ef0b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae3de53327558511dd3540eeed54ce519ecdbe94d2e508b2e7672bc09c1ef0b3", kill_on_drop: false }`
[INFO] [stdout] ae3de53327558511dd3540eeed54ce519ecdbe94d2e508b2e7672bc09c1ef0b3
