[INFO] fetching crate skitty 0.1.0... [INFO] checking skitty-0.1.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] extracting crate skitty 0.1.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate skitty 0.1.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate skitty 0.1.0 [INFO] finished tweaking crates.io crate skitty 0.1.0 [INFO] tweaked toml for crates.io crate skitty 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded zip v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 12571c3fb0af928a9d8012ef548c124e6a6c30f3ccc77894356259035a3b0ceb [INFO] running `Command { std: "docker" "start" "-a" "12571c3fb0af928a9d8012ef548c124e6a6c30f3ccc77894356259035a3b0ceb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "12571c3fb0af928a9d8012ef548c124e6a6c30f3ccc77894356259035a3b0ceb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12571c3fb0af928a9d8012ef548c124e6a6c30f3ccc77894356259035a3b0ceb", kill_on_drop: false }` [INFO] [stdout] 12571c3fb0af928a9d8012ef548c124e6a6c30f3ccc77894356259035a3b0ceb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6912e79716893778c0c01da2b455ff0fbe549b1aeed0bdc3a258323c01c91a0e [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" "6912e79716893778c0c01da2b455ff0fbe549b1aeed0bdc3a258323c01c91a0e", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking object v0.24.0 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Checking crc32fast v1.2.1 [INFO] [stderr] Checking ryu v1.0.5 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking filetime v0.2.14 [INFO] [stderr] Checking miniz_oxide v0.4.4 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking msdos_time v0.1.6 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Compiling bzip2-sys v0.1.10+1.0.8 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking notify v4.0.16 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking addr2line v0.15.1 [INFO] [stderr] Checking zip v0.4.2 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking skitty v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/project/fs_tools.rs:10:36 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn make_absolute<'a>(path: &'a AsRef) -> SkittyResult> [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/project/json_tools.rs:12:35 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn prettify_json_in_dir(dir: &AsRef) -> SkittyResult<()> { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/project/json_tools.rs:30:30 [INFO] [stdout] | [INFO] [stdout] 30 | fn prettify_json_file(file: &AsRef) -> SkittyResult<()> { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:18:23 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn extract(path: &AsRef) -> SkittyResult<()> [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:24:23 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn combine(path: &AsRef) -> SkittyResult<()> [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:30:21 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn watch(path: &AsRef) -> SkittyResult<()> [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/project/fs_tools.rs:10:36 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn make_absolute<'a>(path: &'a AsRef) -> SkittyResult> [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/project/json_tools.rs:12:35 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn prettify_json_in_dir(dir: &AsRef) -> SkittyResult<()> { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/project/json_tools.rs:30:30 [INFO] [stdout] | [INFO] [stdout] 30 | fn prettify_json_file(file: &AsRef) -> SkittyResult<()> { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:18:23 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn extract(path: &AsRef) -> SkittyResult<()> [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:24:23 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn combine(path: &AsRef) -> SkittyResult<()> [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:30:21 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn watch(path: &AsRef) -> SkittyResult<()> [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/project/zip_tools.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | let mut file = zip.by_index(i)?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/project/zip_tools.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | let mut file = zip.by_index(i)?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.67s [INFO] running `Command { std: "docker" "inspect" "6912e79716893778c0c01da2b455ff0fbe549b1aeed0bdc3a258323c01c91a0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6912e79716893778c0c01da2b455ff0fbe549b1aeed0bdc3a258323c01c91a0e", kill_on_drop: false }` [INFO] [stdout] 6912e79716893778c0c01da2b455ff0fbe549b1aeed0bdc3a258323c01c91a0e