[INFO] fetching crate unbytify 0.2.0...
[INFO] checking unbytify-0.2.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate unbytify 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate unbytify 0.2.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unbytify 0.2.0
[INFO] finished tweaking crates.io crate unbytify 0.2.0
[INFO] tweaked toml for crates.io crate unbytify 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] bc16fd9a1044993bf1d53096ec4c3ab3615e708f730a25b1d8b28150169a7384
[INFO] running `Command { std: "docker" "start" "-a" "bc16fd9a1044993bf1d53096ec4c3ab3615e708f730a25b1d8b28150169a7384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc16fd9a1044993bf1d53096ec4c3ab3615e708f730a25b1d8b28150169a7384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc16fd9a1044993bf1d53096ec4c3ab3615e708f730a25b1d8b28150169a7384", kill_on_drop: false }`
[INFO] [stdout] bc16fd9a1044993bf1d53096ec4c3ab3615e708f730a25b1d8b28150169a7384
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab49cf517f5eaf7de3148a4053aa6ec8abd160634169e6400ab953e51c7c846f
[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" "ab49cf517f5eaf7de3148a4053aa6ec8abd160634169e6400ab953e51c7c846f", kill_on_drop: false }`
[INFO] [stderr]     Checking unbytify v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | / lazy_static! {
[INFO] [stdout] 43 | |     static ref SUFFIXES: Vec<&'static str> = vec![
[INFO] [stdout] 44 | |         "B",
[INFO] [stdout] 45 | |         "KiB",
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |     static ref B_POWERS_F: Vec<f64> = B_POWERS.iter().map(|x| *x as f64).collect();
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | / lazy_static! {
[INFO] [stdout] 43 | |     static ref SUFFIXES: Vec<&'static str> = vec![
[INFO] [stdout] 44 | |         "B",
[INFO] [stdout] 45 | |         "KiB",
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |     static ref B_POWERS_F: Vec<f64> = B_POWERS.iter().map(|x| *x as f64).collect();
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | / lazy_static! {
[INFO] [stdout] 43 | |     static ref SUFFIXES: Vec<&'static str> = vec![
[INFO] [stdout] 44 | |         "B",
[INFO] [stdout] 45 | |         "KiB",
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |     static ref B_POWERS_F: Vec<f64> = B_POWERS.iter().map(|x| *x as f64).collect();
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 | /     lazy_static! {
[INFO] [stdout] 96 | |         static ref SUFFIXES_LOWER: Vec<String> = SUFFIXES.iter().map(|x| x[..1].to_lowercase()).collect();
[INFO] [stdout] 97 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |         write!(f, "{}", std::error::Error::description(self))
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | / lazy_static! {
[INFO] [stdout] 43 | |     static ref SUFFIXES: Vec<&'static str> = vec![
[INFO] [stdout] 44 | |         "B",
[INFO] [stdout] 45 | |         "KiB",
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |     static ref B_POWERS_F: Vec<f64> = B_POWERS.iter().map(|x| *x as f64).collect();
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | / lazy_static! {
[INFO] [stdout] 43 | |     static ref SUFFIXES: Vec<&'static str> = vec![
[INFO] [stdout] 44 | |         "B",
[INFO] [stdout] 45 | |         "KiB",
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |     static ref B_POWERS_F: Vec<f64> = B_POWERS.iter().map(|x| *x as f64).collect();
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | / lazy_static! {
[INFO] [stdout] 43 | |     static ref SUFFIXES: Vec<&'static str> = vec![
[INFO] [stdout] 44 | |         "B",
[INFO] [stdout] 45 | |         "KiB",
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |     static ref B_POWERS_F: Vec<f64> = B_POWERS.iter().map(|x| *x as f64).collect();
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 | /     lazy_static! {
[INFO] [stdout] 96 | |         static ref SUFFIXES_LOWER: Vec<String> = SUFFIXES.iter().map(|x| x[..1].to_lowercase()).collect();
[INFO] [stdout] 97 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |         write!(f, "{}", std::error::Error::description(self))
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "ab49cf517f5eaf7de3148a4053aa6ec8abd160634169e6400ab953e51c7c846f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab49cf517f5eaf7de3148a4053aa6ec8abd160634169e6400ab953e51c7c846f", kill_on_drop: false }`
[INFO] [stdout] ab49cf517f5eaf7de3148a4053aa6ec8abd160634169e6400ab953e51c7c846f