[INFO] fetching crate durduff 0.1.0-alpha.1...
[INFO] building durduff-0.1.0-alpha.1 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate durduff 0.1.0-alpha.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate durduff 0.1.0-alpha.1 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding cfg-if v0.1.10 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd166ff22e1eb101c3a045c63737ba3853ab551cab2f14cf3f989aabe30f6a3f
[INFO] running `Command { std: "docker" "start" "-a" "bd166ff22e1eb101c3a045c63737ba3853ab551cab2f14cf3f989aabe30f6a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd166ff22e1eb101c3a045c63737ba3853ab551cab2f14cf3f989aabe30f6a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd166ff22e1eb101c3a045c63737ba3853ab551cab2f14cf3f989aabe30f6a3f", kill_on_drop: false }`
[INFO] [stdout] bd166ff22e1eb101c3a045c63737ba3853ab551cab2f14cf3f989aabe30f6a3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f58e0ab814cdccb33b77e745a39c96918ad14cdfb467cd474f85f86588da1f0
[INFO] running `Command { std: "docker" "start" "-a" "6f58e0ab814cdccb33b77e745a39c96918ad14cdfb467cd474f85f86588da1f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling durduff v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "6f58e0ab814cdccb33b77e745a39c96918ad14cdfb467cd474f85f86588da1f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f58e0ab814cdccb33b77e745a39c96918ad14cdfb467cd474f85f86588da1f0", kill_on_drop: false }`
[INFO] [stdout] 6f58e0ab814cdccb33b77e745a39c96918ad14cdfb467cd474f85f86588da1f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42d02162b84ba01b0f327ba953ff77d6424c670b025c4f79fc99210dd6e94ca7
[INFO] running `Command { std: "docker" "start" "-a" "42d02162b84ba01b0f327ba953ff77d6424c670b025c4f79fc99210dd6e94ca7", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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]    |                                          ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -     const CONTENT: std::ops::Range<u8> = (0..128);
[INFO] [stdout] 75 +     const CONTENT: std::ops::Range<u8> = 0..128;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "42d02162b84ba01b0f327ba953ff77d6424c670b025c4f79fc99210dd6e94ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d02162b84ba01b0f327ba953ff77d6424c670b025c4f79fc99210dd6e94ca7", kill_on_drop: false }`
[INFO] [stdout] 42d02162b84ba01b0f327ba953ff77d6424c670b025c4f79fc99210dd6e94ca7