[INFO] fetching crate luac-parser 0.5.3...
[INFO] checking luac-parser-0.5.3 against 1.95.0 for pr-155915
[INFO] extracting crate luac-parser 0.5.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate luac-parser 0.5.3
[INFO] finished tweaking crates.io crate luac-parser 0.5.3
[INFO] tweaked toml for crates.io crate luac-parser 0.5.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate luac-parser 0.5.3 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate luac-parser 0.5.3 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" "+1.95.0" "fetch" "--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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom-leb128 v0.2.0
[INFO] [stderr]   Downloaded brownstone v3.0.0
[INFO] [stderr]   Downloaded nom-supreme v0.8.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89e256d21cb04d0f4ae9b3864b143fa3f59a2ff968bc1f6dcdc58d7502e42376
[INFO] running `Command { std: "docker" "start" "-a" "89e256d21cb04d0f4ae9b3864b143fa3f59a2ff968bc1f6dcdc58d7502e42376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89e256d21cb04d0f4ae9b3864b143fa3f59a2ff968bc1f6dcdc58d7502e42376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e256d21cb04d0f4ae9b3864b143fa3f59a2ff968bc1f6dcdc58d7502e42376", kill_on_drop: false }`
[INFO] [stdout] 89e256d21cb04d0f4ae9b3864b143fa3f59a2ff968bc1f6dcdc58d7502e42376
[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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb21f32226e67c855ab042953c2a39934b11e1c1c195304fe1cdf2a8c96a3a2b
[INFO] running `Command { std: "docker" "start" "-a" "fb21f32226e67c855ab042953c2a39934b11e1c1c195304fe1cdf2a8c96a3a2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking joinery v2.1.0
[INFO] [stderr]     Checking indent_write v2.2.0
[INFO] [stderr]     Checking brownstone v3.0.0
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]     Checking nom-leb128 v0.2.0
[INFO] [stderr]     Checking nom-supreme v0.8.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking rmp-serde v1.3.0
[INFO] [stderr]     Checking serde_bytes v0.11.17
[INFO] [stderr]     Checking luac-parser v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `luac-parser` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `luac-parser` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "fb21f32226e67c855ab042953c2a39934b11e1c1c195304fe1cdf2a8c96a3a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb21f32226e67c855ab042953c2a39934b11e1c1c195304fe1cdf2a8c96a3a2b", kill_on_drop: false }`
[INFO] [stdout] fb21f32226e67c855ab042953c2a39934b11e1c1c195304fe1cdf2a8c96a3a2b
