[INFO] fetching crate lc3-codec 0.2.0...
[INFO] checking lc3-codec-0.2.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate lc3-codec 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate lc3-codec 0.2.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lc3-codec 0.2.0
[INFO] finished tweaking crates.io crate lc3-codec 0.2.0
[INFO] tweaked toml for crates.io crate lc3-codec 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate lc3-codec 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 556b2d2b25e2e6f3dd4f86385f303d7b97a8b1ebee6cf5b2757e9d4818d78d4f
[INFO] running `Command { std: "docker" "start" "-a" "556b2d2b25e2e6f3dd4f86385f303d7b97a8b1ebee6cf5b2757e9d4818d78d4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "556b2d2b25e2e6f3dd4f86385f303d7b97a8b1ebee6cf5b2757e9d4818d78d4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "556b2d2b25e2e6f3dd4f86385f303d7b97a8b1ebee6cf5b2757e9d4818d78d4f", kill_on_drop: false }`
[INFO] [stdout] 556b2d2b25e2e6f3dd4f86385f303d7b97a8b1ebee6cf5b2757e9d4818d78d4f
[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 -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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41f5d59888e923b84e5746113f3bc9a296dd2174fc119f08ab7f24000045ecf9
[INFO] running `Command { std: "docker" "start" "-a" "41f5d59888e923b84e5746113f3bc9a296dd2174fc119f08ab7f24000045ecf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.7.10
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking ieee754 v0.2.6
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking fast-math v0.1.1
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking simple_logger v1.16.0
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking bitvec v1.0.0
[INFO] [stderr]     Checking lc3-codec v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.22s
[INFO] running `Command { std: "docker" "inspect" "41f5d59888e923b84e5746113f3bc9a296dd2174fc119f08ab7f24000045ecf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f5d59888e923b84e5746113f3bc9a296dd2174fc119f08ab7f24000045ecf9", kill_on_drop: false }`
[INFO] [stdout] 41f5d59888e923b84e5746113f3bc9a296dd2174fc119f08ab7f24000045ecf9