[INFO] fetching crate batt 0.1.0...
[INFO] checking batt-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate batt 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate batt 0.1.0
[INFO] finished tweaking crates.io crate batt 0.1.0
[INFO] tweaked toml for crates.io crate batt 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate batt 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate batt 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa539e5a43ac61af24a2bfa5b7b500654e8082e66b47c0efdb9fcb9e2867f635
[INFO] running `Command { std: "docker" "start" "-a" "aa539e5a43ac61af24a2bfa5b7b500654e8082e66b47c0efdb9fcb9e2867f635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa539e5a43ac61af24a2bfa5b7b500654e8082e66b47c0efdb9fcb9e2867f635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa539e5a43ac61af24a2bfa5b7b500654e8082e66b47c0efdb9fcb9e2867f635", kill_on_drop: false }`
[INFO] [stdout] aa539e5a43ac61af24a2bfa5b7b500654e8082e66b47c0efdb9fcb9e2867f635
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aa8589742b259661388bcdd395232aa7eab2d694ff4f92c9144d5cf72db1dc7
[INFO] running `Command { std: "docker" "start" "-a" "2aa8589742b259661388bcdd395232aa7eab2d694ff4f92c9144d5cf72db1dc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling beef v0.4.3
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling logos-derive v0.11.3
[INFO] [stderr]     Checking logos v0.11.1
[INFO] [stderr]     Checking batt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `set_bit`, `clear_bit`, `toggle_bit`, and `clear_string` are never used
[INFO] [stdout]   --> src/bitstring_trait.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout]  2 | pub trait BitString {
[INFO] [stdout]    |           --------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout]  8 |     fn set_bit(&mut self, pos: usize) -> bool;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn clear_bit(&mut self, pos: usize) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn toggle_bit(&mut self, pos: usize) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn clear_string(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_bit`, `clear_bit`, `toggle_bit`, and `clear_string` are never used
[INFO] [stdout]   --> src/bitstring_trait.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout]  2 | pub trait BitString {
[INFO] [stdout]    |           --------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout]  8 |     fn set_bit(&mut self, pos: usize) -> bool;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn clear_bit(&mut self, pos: usize) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn toggle_bit(&mut self, pos: usize) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn clear_string(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.75s
[INFO] running `Command { std: "docker" "inspect" "2aa8589742b259661388bcdd395232aa7eab2d694ff4f92c9144d5cf72db1dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa8589742b259661388bcdd395232aa7eab2d694ff4f92c9144d5cf72db1dc7", kill_on_drop: false }`
[INFO] [stdout] 2aa8589742b259661388bcdd395232aa7eab2d694ff4f92c9144d5cf72db1dc7