[INFO] fetching crate alacritty_terminal 0.19.1...
[INFO] checking alacritty_terminal-0.19.1 against try#ebb118907fa893a392c699ddf120848fa0a8d6c2 for pr-116930
[INFO] extracting crate alacritty_terminal 0.19.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate alacritty_terminal 0.19.1 on toolchain ebb118907fa893a392c699ddf120848fa0a8d6c2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alacritty_terminal 0.19.1
[INFO] finished tweaking crates.io crate alacritty_terminal 0.19.1
[INFO] tweaked toml for crates.io crate alacritty_terminal 0.19.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6eed57627893083a077154d4bba046fb8c4e9452f8ab81a36dc852890a90ff82
[INFO] running `Command { std: "docker" "start" "-a" "6eed57627893083a077154d4bba046fb8c4e9452f8ab81a36dc852890a90ff82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6eed57627893083a077154d4bba046fb8c4e9452f8ab81a36dc852890a90ff82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eed57627893083a077154d4bba046fb8c4e9452f8ab81a36dc852890a90ff82", kill_on_drop: false }`
[INFO] [stdout] 6eed57627893083a077154d4bba046fb8c4e9452f8ab81a36dc852890a90ff82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b909e8670120c7d5476be699228f4ee5418f9927f85a568ebbfe8d077053d8c
[INFO] running `Command { std: "docker" "start" "-a" "1b909e8670120c7d5476be699228f4ee5418f9927f85a568ebbfe8d077053d8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]     Checking vte v0.10.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling alacritty_config_derive v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking alacritty_config v0.1.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking alacritty_terminal v0.19.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0453]: warn(future_incompatible) incompatible with previous forbid
[INFO] [stdout]  --> src/lib.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![warn(rust_2018_idioms, future_incompatible)]
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]   |
[INFO] [stdout]   = note: `forbid` lint level is the default for pointer_structural_match
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: warn(future_incompatible) incompatible with previous forbid
[INFO] [stdout]  --> src/lib.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![warn(rust_2018_idioms, future_incompatible)]
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]   |
[INFO] [stdout]   = note: `forbid` lint level is the default for pointer_structural_match
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alacritty_terminal` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alacritty_terminal` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1b909e8670120c7d5476be699228f4ee5418f9927f85a568ebbfe8d077053d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b909e8670120c7d5476be699228f4ee5418f9927f85a568ebbfe8d077053d8c", kill_on_drop: false }`
[INFO] [stdout] 1b909e8670120c7d5476be699228f4ee5418f9927f85a568ebbfe8d077053d8c