[INFO] cloning repository https://github.com/shyim/swc-php
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shyim/swc-php" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshyim%2Fswc-php", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshyim%2Fswc-php'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc18f4ad07d17017aabe7c6d1b5c5bae4ceb258a
[INFO] documenting shyim/swc-php against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshyim%2Fswc-php" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shyim/swc-php on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/shyim/swc-php
[INFO] finished tweaking git repo https://github.com/shyim/swc-php
[INFO] tweaked toml for git repo https://github.com/shyim/swc-php written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/shyim/swc-php already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/swc-project/swc.git`
[INFO] [stderr]     Updating git submodule `https://github.com/tc39/test262-parser-tests.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chashmap v2.2.2
[INFO] [stderr]   Downloaded sourcemap v4.1.1
[INFO] [stderr]   Downloaded if_chain v0.1.3
[INFO] [stderr]   Downloaded pmutil v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99ba338a066cce68f4d5a86edd490ddbd933912eda4192030996af08b607bb6f
[INFO] running `Command { std: "docker" "start" "-a" "99ba338a066cce68f4d5a86edd490ddbd933912eda4192030996af08b607bb6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99ba338a066cce68f4d5a86edd490ddbd933912eda4192030996af08b607bb6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99ba338a066cce68f4d5a86edd490ddbd933912eda4192030996af08b607bb6f", kill_on_drop: false }`
[INFO] [stdout] 99ba338a066cce68f4d5a86edd490ddbd933912eda4192030996af08b607bb6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 255076346a1335b1db1d8648df695b2020acfef54c5753df383c6809b774b408
[INFO] running `Command { std: "docker" "start" "-a" "255076346a1335b1db1d8648df695b2020acfef54c5753df383c6809b774b408", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]     Checking new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]     Checking if_chain v0.1.3
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking path-clean v0.1.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking chashmap v2.2.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling swc_atoms v0.2.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]    Compiling pmutil v0.5.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling swc_macros_common v0.3.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling enum_kind v0.2.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]    Compiling string_enum v0.3.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]    Compiling swc_ecma_parser_macros v0.4.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]    Compiling swc_ecma_codegen_macros v0.4.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling const-random-macro v0.1.6
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling ast_node v0.5.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stderr]     Checking const-random v0.1.6
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.42
[INFO] [stderr]     Checking swc_common v0.4.0 (https://github.com/swc-project/swc.git#b3a2ee8e)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/swc-594f88c93b4170b2/b3a2ee8/common/src/lib.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "fold", feature(specialization))]
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking sourcemap v4.1.1
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swc_common` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "255076346a1335b1db1d8648df695b2020acfef54c5753df383c6809b774b408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255076346a1335b1db1d8648df695b2020acfef54c5753df383c6809b774b408", kill_on_drop: false }`
[INFO] [stdout] 255076346a1335b1db1d8648df695b2020acfef54c5753df383c6809b774b408
