[INFO] fetching crate durduff 0.1.0-alpha.1...
[INFO] checking durduff-0.1.0-alpha.1 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate durduff 0.1.0-alpha.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate durduff 0.1.0-alpha.1 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate durduff 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate durduff 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate durduff 0.1.0-alpha.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eaaed1bd9695097c3afa92754d8f8cc84d8c5a2ff9ba46552a491ff64683c865
[INFO] running `Command { std: "docker" "start" "-a" "eaaed1bd9695097c3afa92754d8f8cc84d8c5a2ff9ba46552a491ff64683c865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaaed1bd9695097c3afa92754d8f8cc84d8c5a2ff9ba46552a491ff64683c865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaaed1bd9695097c3afa92754d8f8cc84d8c5a2ff9ba46552a491ff64683c865", kill_on_drop: false }`
[INFO] [stdout] eaaed1bd9695097c3afa92754d8f8cc84d8c5a2ff9ba46552a491ff64683c865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec08b7f1afbda4e205ccc22434312e248c91aec40263327b4eff2d2558750bdf
[INFO] running `Command { std: "docker" "start" "-a" "ec08b7f1afbda4e205ccc22434312e248c91aec40263327b4eff2d2558750bdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking durduff v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/io/read_int_mitigator.rs:75:42
[INFO] [stdout]    |
[INFO] [stdout] 75 |     const CONTENT: std::ops::Range<u8> = (0..128);
[INFO] [stdout]    |                                          ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "ec08b7f1afbda4e205ccc22434312e248c91aec40263327b4eff2d2558750bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec08b7f1afbda4e205ccc22434312e248c91aec40263327b4eff2d2558750bdf", kill_on_drop: false }`
[INFO] [stdout] ec08b7f1afbda4e205ccc22434312e248c91aec40263327b4eff2d2558750bdf