[INFO] fetching crate co2meter-rs 0.1.1...
[INFO] checking co2meter-rs-0.1.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate co2meter-rs 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate co2meter-rs 0.1.1 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 co2meter-rs 0.1.1
[INFO] finished tweaking crates.io crate co2meter-rs 0.1.1
[INFO] tweaked toml for crates.io crate co2meter-rs 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] [stderr]       Adding hidapi v1.5.0 (available: v2.6.3)
[INFO] [stderr]       Adding serial_test v0.8.0 (available: v3.1.1)
[INFO] [stderr]       Adding serial_test_derive v0.8.0 (available: v3.1.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[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] 457b1858eaf06f351cbfa2bfafae4281578919e89e5afb7d9c5a5d0cb101d41b
[INFO] running `Command { std: "docker" "start" "-a" "457b1858eaf06f351cbfa2bfafae4281578919e89e5afb7d9c5a5d0cb101d41b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "457b1858eaf06f351cbfa2bfafae4281578919e89e5afb7d9c5a5d0cb101d41b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "457b1858eaf06f351cbfa2bfafae4281578919e89e5afb7d9c5a5d0cb101d41b", kill_on_drop: false }`
[INFO] [stdout] 457b1858eaf06f351cbfa2bfafae4281578919e89e5afb7d9c5a5d0cb101d41b
[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] cddd4bd80b401719753654ba43df4bbe04de0215f24ae4c975b271a3f707bd0e
[INFO] running `Command { std: "docker" "start" "-a" "cddd4bd80b401719753654ba43df4bbe04de0215f24ae4c975b271a3f707bd0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling cc v1.1.21
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling hidapi v1.5.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling serial_test_derive v0.8.0
[INFO] [stderr]     Checking serial_test v0.8.0
[INFO] [stderr]     Checking co2meter-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.39s
[INFO] running `Command { std: "docker" "inspect" "cddd4bd80b401719753654ba43df4bbe04de0215f24ae4c975b271a3f707bd0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cddd4bd80b401719753654ba43df4bbe04de0215f24ae4c975b271a3f707bd0e", kill_on_drop: false }`
[INFO] [stdout] cddd4bd80b401719753654ba43df4bbe04de0215f24ae4c975b271a3f707bd0e