[INFO] fetching crate resource-meter 0.2.0...
[INFO] checking resource-meter-0.2.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate resource-meter 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate resource-meter 0.2.0
[INFO] finished tweaking crates.io crate resource-meter 0.2.0
[INFO] tweaked toml for crates.io crate resource-meter 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate resource-meter 0.2.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate resource-meter 0.2.0 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fae7ec408b9385d39f2ff592f0ea938af11a79183337c7996b8808df56e09fa
[INFO] running `Command { std: "docker" "start" "-a" "0fae7ec408b9385d39f2ff592f0ea938af11a79183337c7996b8808df56e09fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fae7ec408b9385d39f2ff592f0ea938af11a79183337c7996b8808df56e09fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fae7ec408b9385d39f2ff592f0ea938af11a79183337c7996b8808df56e09fa", kill_on_drop: false }`
[INFO] [stdout] 0fae7ec408b9385d39f2ff592f0ea938af11a79183337c7996b8808df56e09fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 801d09944105d7c528d5cc52165fa8c51657cc81d86b6ef497e7ecdb48880621
[INFO] running `Command { std: "docker" "start" "-a" "801d09944105d7c528d5cc52165fa8c51657cc81d86b6ef497e7ecdb48880621", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking resource-meter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/lib.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |         let width = 20;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `TreeNode` is more private than the item `Report::Tree::0`
[INFO] [stdout]    --> src/lib.rs:237:10
[INFO] [stdout]     |
[INFO] [stdout] 237 |     Tree(TreeNode),
[INFO] [stdout]     |          ^^^^^^^^ field `Report::Tree::0` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `TreeNode` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/lib.rs:254:1
[INFO] [stdout]     |
[INFO] [stdout] 254 | struct TreeNode {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cpu_time` is never used
[INFO] [stdout]    --> src/lib.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout]  82 | impl ResourceUsage {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn cpu_time(&self) -> Duration {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/lib.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |         let width = 20;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `TreeNode` is more private than the item `Report::Tree::0`
[INFO] [stdout]    --> src/lib.rs:237:10
[INFO] [stdout]     |
[INFO] [stdout] 237 |     Tree(TreeNode),
[INFO] [stdout]     |          ^^^^^^^^ field `Report::Tree::0` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `TreeNode` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/lib.rs:254:1
[INFO] [stdout]     |
[INFO] [stdout] 254 | struct TreeNode {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cpu_time` is never used
[INFO] [stdout]    --> src/lib.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout]  82 | impl ResourceUsage {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn cpu_time(&self) -> Duration {
[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 1.80s
[INFO] running `Command { std: "docker" "inspect" "801d09944105d7c528d5cc52165fa8c51657cc81d86b6ef497e7ecdb48880621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "801d09944105d7c528d5cc52165fa8c51657cc81d86b6ef497e7ecdb48880621", kill_on_drop: false }`
[INFO] [stdout] 801d09944105d7c528d5cc52165fa8c51657cc81d86b6ef497e7ecdb48880621