[INFO] fetching crate implicit-fn 0.1.0...
[INFO] checking implicit-fn-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate implicit-fn 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate implicit-fn 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate implicit-fn 0.1.0
[INFO] tweaked toml for crates.io crate implicit-fn 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate implicit-fn 0.1.0 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 implicit-fn 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3b6b0be4de04b6dec6891b89ee61d13669348965ebcc8f756df79bd62b5ff85e
[INFO] running `Command { std: "docker" "start" "-a" "3b6b0be4de04b6dec6891b89ee61d13669348965ebcc8f756df79bd62b5ff85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b6b0be4de04b6dec6891b89ee61d13669348965ebcc8f756df79bd62b5ff85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b6b0be4de04b6dec6891b89ee61d13669348965ebcc8f756df79bd62b5ff85e", kill_on_drop: false }`
[INFO] [stdout] 3b6b0be4de04b6dec6891b89ee61d13669348965ebcc8f756df79bd62b5ff85e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ac7896d911e30984b13287865b58287f8d34f35671b50e7dc1f72ad6feb60ae6
[INFO] running `Command { std: "docker" "start" "-a" "ac7896d911e30984b13287865b58287f8d34f35671b50e7dc1f72ad6feb60ae6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.100
[INFO] [stderr]     Checking implicit-fn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `array::<impl [T; N]>::map` that must be used
[INFO] [stdout]  --> tests/statement-macro.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | /     [true, true].map({
[INFO] [stdout] 5 | |         assert!(_);
[INFO] [stdout] 6 | |     });
[INFO] [stdout]   | |______^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let _ = [true, true].map({
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.01s
[INFO] running `Command { std: "docker" "inspect" "ac7896d911e30984b13287865b58287f8d34f35671b50e7dc1f72ad6feb60ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac7896d911e30984b13287865b58287f8d34f35671b50e7dc1f72ad6feb60ae6", kill_on_drop: false }`
[INFO] [stdout] ac7896d911e30984b13287865b58287f8d34f35671b50e7dc1f72ad6feb60ae6