[INFO] fetching crate bwrap 1.3.0...
[INFO] checking bwrap-1.3.0 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate bwrap 1.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate bwrap 1.3.0 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bwrap 1.3.0
[INFO] finished tweaking crates.io crate bwrap 1.3.0
[INFO] tweaked toml for crates.io crate bwrap 1.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe6bf08b1c4da8e590fe0b6c28c5aa272f6e5ce3bc27a978a859109b2af75b9d
[INFO] running `Command { std: "docker" "start" "-a" "fe6bf08b1c4da8e590fe0b6c28c5aa272f6e5ce3bc27a978a859109b2af75b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe6bf08b1c4da8e590fe0b6c28c5aa272f6e5ce3bc27a978a859109b2af75b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6bf08b1c4da8e590fe0b6c28c5aa272f6e5ce3bc27a978a859109b2af75b9d", kill_on_drop: false }`
[INFO] [stdout] fe6bf08b1c4da8e590fe0b6c28c5aa272f6e5ce3bc27a978a859109b2af75b9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a113c94291c3fc72c4b538c40117767141ce66101125b27645987b5fbd3f2495
[INFO] running `Command { std: "docker" "start" "-a" "a113c94291c3fc72c4b538c40117767141ce66101125b27645987b5fbd3f2495", kill_on_drop: false }`
[INFO] [stderr]     Checking bwrap v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `push_within` is never used
[INFO] [stdout]   --> src/auxbuf.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<'a> ByteSlcBuf<'a> {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub(crate) fn push_within(&mut self, byte: u8, begi: usize, endi: usize) {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push_within` is never used
[INFO] [stdout]   --> src/auxbuf.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<'a> ByteSlcBuf<'a> {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub(crate) fn push_within(&mut self, byte: u8, begi: usize, endi: usize) {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bwrap::Result`
[INFO] [stdout]  --> tests/usestd_maybrk_prepend.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bwrap::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bwrap::WrapStyle`
[INFO] [stdout]  --> tests/usestd_maybrk_prepend.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bwrap::WrapStyle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bwrap::ExistNlPref`
[INFO] [stdout]  --> tests/usestd_nobrk_append.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bwrap::ExistNlPref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bwrap::Result`
[INFO] [stdout]  --> tests/usestd_nobrk_append.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bwrap::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bwrap::WrapStyle`
[INFO] [stdout]  --> tests/usestd_nobrk_append.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bwrap::WrapStyle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bwrap::Result`
[INFO] [stdout]  --> tests/usestd_maybrk.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bwrap::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bwrap::WrapStyle`
[INFO] [stdout]  --> tests/usestd_maybrk.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bwrap::WrapStyle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "a113c94291c3fc72c4b538c40117767141ce66101125b27645987b5fbd3f2495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a113c94291c3fc72c4b538c40117767141ce66101125b27645987b5fbd3f2495", kill_on_drop: false }`
[INFO] [stdout] a113c94291c3fc72c4b538c40117767141ce66101125b27645987b5fbd3f2495
