[INFO] fetching crate include_js_codegen 0.1.0...
[INFO] testing include_js_codegen-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate include_js_codegen 0.1.0 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate include_js_codegen 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate include_js_codegen 0.1.0
[INFO] finished tweaking crates.io crate include_js_codegen 0.1.0
[INFO] tweaked toml for crates.io crate include_js_codegen 0.1.0 written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4a49f359de5a9b42ecfe5d693826d0fc851d454f6c12d92a4b7fed8a023dc59
[INFO] running `Command { std: "docker" "start" "-a" "f4a49f359de5a9b42ecfe5d693826d0fc851d454f6c12d92a4b7fed8a023dc59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4a49f359de5a9b42ecfe5d693826d0fc851d454f6c12d92a4b7fed8a023dc59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4a49f359de5a9b42ecfe5d693826d0fc851d454f6c12d92a4b7fed8a023dc59", kill_on_drop: false }`
[INFO] [stdout] f4a49f359de5a9b42ecfe5d693826d0fc851d454f6c12d92a4b7fed8a023dc59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afe08d4944ccaeda2334d533873ad643ecb7c787e900b888c05b37503e60ea8b
[INFO] running `Command { std: "docker" "start" "-a" "afe08d4944ccaeda2334d533873ad643ecb7c787e900b888c05b37503e60ea8b", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling unicode-general-category v0.3.0
[INFO] [stderr]    Compiling ryu-js v0.2.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling boa_unicode v0.11.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling gc_derive v0.3.6
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling gc v0.3.6
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling regress v0.2.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling handlebars v3.5.5
[INFO] [stderr]    Compiling Boa v0.11.0
[INFO] [stderr]    Compiling include_js_codegen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `attr_name`
[INFO] [stdout]  --> src/template.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub(super) attr_name: kw::template,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `eq`
[INFO] [stdout]  --> src/template.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(super) eq: Token![=],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.37s
[INFO] running `Command { std: "docker" "inspect" "afe08d4944ccaeda2334d533873ad643ecb7c787e900b888c05b37503e60ea8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe08d4944ccaeda2334d533873ad643ecb7c787e900b888c05b37503e60ea8b", kill_on_drop: false }`
[INFO] [stdout] afe08d4944ccaeda2334d533873ad643ecb7c787e900b888c05b37503e60ea8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61d4fc5330a5bde92d0f92293223b1962af530df36cd9afcd6dc833300679976
[INFO] running `Command { std: "docker" "start" "-a" "61d4fc5330a5bde92d0f92293223b1962af530df36cd9afcd6dc833300679976", kill_on_drop: false }`
[INFO] [stderr]    Compiling include_js_core v0.1.1
[INFO] [stdout] warning: field is never read: `attr_name`
[INFO] [stdout]  --> src/template.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub(super) attr_name: kw::template,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `eq`
[INFO] [stdout]  --> src/template.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(super) eq: Token![=],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/include_js_core-0.1.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn_transmute)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `include_js_core` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "61d4fc5330a5bde92d0f92293223b1962af530df36cd9afcd6dc833300679976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d4fc5330a5bde92d0f92293223b1962af530df36cd9afcd6dc833300679976", kill_on_drop: false }`
[INFO] [stdout] 61d4fc5330a5bde92d0f92293223b1962af530df36cd9afcd6dc833300679976