[INFO] fetching crate css-parser 0.2.0...
[INFO] checking css-parser-0.2.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate css-parser 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate css-parser 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 css-parser 0.2.0
[INFO] finished tweaking crates.io crate css-parser 0.2.0
[INFO] tweaked toml for crates.io crate css-parser 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate css-parser 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a4b0978b7c5f04d3c508a13e799f44269522a96bdd7e1509601f0eb72b7689f9
[INFO] running `Command { std: "docker" "start" "-a" "a4b0978b7c5f04d3c508a13e799f44269522a96bdd7e1509601f0eb72b7689f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4b0978b7c5f04d3c508a13e799f44269522a96bdd7e1509601f0eb72b7689f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b0978b7c5f04d3c508a13e799f44269522a96bdd7e1509601f0eb72b7689f9", kill_on_drop: false }`
[INFO] [stdout] a4b0978b7c5f04d3c508a13e799f44269522a96bdd7e1509601f0eb72b7689f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e4e9c39be47cbab2d3d2f8663f34cb95b8f5c4e4ccaa5d980f645ac26f5f621f
[INFO] running `Command { std: "docker" "start" "-a" "e4e9c39be47cbab2d3d2f8663f34cb95b8f5c4e4ccaa5d980f645ac26f5f621f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking source-map v0.5.0
[INFO] [stderr]     Checking tokenizer-lib v1.2.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking console v0.14.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]     Checking css-parser v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `Command { std: "docker" "inspect" "e4e9c39be47cbab2d3d2f8663f34cb95b8f5c4e4ccaa5d980f645ac26f5f621f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e9c39be47cbab2d3d2f8663f34cb95b8f5c4e4ccaa5d980f645ac26f5f621f", kill_on_drop: false }`
[INFO] [stdout] e4e9c39be47cbab2d3d2f8663f34cb95b8f5c4e4ccaa5d980f645ac26f5f621f