[INFO] fetching crate javascript_lexer 0.1.8...
[INFO] testing javascript_lexer-0.1.8 against 1.90.0 for beta-1.91-3
[INFO] extracting crate javascript_lexer 0.1.8 into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate javascript_lexer 0.1.8
[INFO] finished tweaking crates.io crate javascript_lexer 0.1.8
[INFO] tweaked toml for crates.io crate javascript_lexer 0.1.8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate javascript_lexer 0.1.8 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 40 packages to latest compatible versions
[INFO] [stderr]       Adding phf v0.7.24 (available: v0.13.1)
[INFO] [stderr]       Adding pretty_assertions v0.5.1 (available: v1.4.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded internship v0.6.0
[INFO] [stderr]   Downloaded phf_macros v0.7.24
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded pretty_assertions v0.5.1
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded difference v2.0.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52b0ed6f3f6f1faa063bfa596af8a7aa149e23463dadaba4d0c566f8a285654f
[INFO] running `Command { std: "docker" "start" "-a" "52b0ed6f3f6f1faa063bfa596af8a7aa149e23463dadaba4d0c566f8a285654f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52b0ed6f3f6f1faa063bfa596af8a7aa149e23463dadaba4d0c566f8a285654f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b0ed6f3f6f1faa063bfa596af8a7aa149e23463dadaba4d0c566f8a285654f", kill_on_drop: false }`
[INFO] [stdout] 52b0ed6f3f6f1faa063bfa596af8a7aa149e23463dadaba4d0c566f8a285654f
[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=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b80ac4099e4733fbfd1ecd5890ae273c7b6e2128dc0f39b747c294a5d01be55
[INFO] running `Command { std: "docker" "start" "-a" "0b80ac4099e4733fbfd1ecd5890ae273c7b6e2128dc0f39b747c294a5d01be55", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling internship v0.6.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_macros v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling javascript_lexer v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(const_fn, box_syntax, pattern, proc_macro_hygiene)]
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.54.0; see <https://github.com/rust-lang/rust/pull/85109> for more information
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(const_fn, box_syntax, pattern, proc_macro_hygiene)]
[INFO] [stdout]   |                      ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.70.0; see <https://github.com/rust-lang/rust/pull/108471> for more information
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/error.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |         Error::InternalError(box o)
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 22 -         Error::InternalError(box o)
[INFO] [stdout] 22 +         Error::InternalError(Box::new(o))
[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:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(const_fn, box_syntax, pattern, proc_macro_hygiene)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/error.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 |     InternalError(Box<error::Error>),
[INFO] [stdout]   |                       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     InternalError(Box<dyn error::Error>),
[INFO] [stdout]   |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `javascript_lexer` (lib) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "0b80ac4099e4733fbfd1ecd5890ae273c7b6e2128dc0f39b747c294a5d01be55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b80ac4099e4733fbfd1ecd5890ae273c7b6e2128dc0f39b747c294a5d01be55", kill_on_drop: false }`
[INFO] [stdout] 0b80ac4099e4733fbfd1ecd5890ae273c7b6e2128dc0f39b747c294a5d01be55
