[INFO] fetching crate tfjs-sys 0.0.1...
[INFO] testing tfjs-sys-0.0.1 against 1.95.0 for beta-1.96-2
[INFO] extracting crate tfjs-sys 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate tfjs-sys 0.0.1
[INFO] finished tweaking crates.io crate tfjs-sys 0.0.1
[INFO] tweaked toml for crates.io crate tfjs-sys 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tfjs-sys 0.0.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--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]      Locking 77 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.7.1 (available: v0.11.10)
[INFO] [stderr]       Adding js-sys v0.3.52 (available: v0.3.95)
[INFO] [stderr]       Adding sourcefile v0.1.4 (available: v0.2.1)
[INFO] [stderr]       Adding wasm-bindgen v0.2.75 (available: v0.2.118)
[INFO] [stderr]       Adding wasm-bindgen-backend v0.2.75 (available: v0.2.104)
[INFO] [stderr]       Adding wasm-bindgen-futures v0.4.25 (available: v0.4.68)
[INFO] [stderr]       Adding wasm-bindgen-macro v0.2.75 (available: v0.2.118)
[INFO] [stderr]       Adding wasm-bindgen-macro-support v0.2.75 (available: v0.2.118)
[INFO] [stderr]       Adding wasm-bindgen-shared v0.2.75 (available: v0.2.118)
[INFO] [stderr]       Adding wasm-bindgen-test v0.3.1 (available: v0.3.68)
[INFO] [stderr]       Adding wasm-bindgen-test-macro v0.3.1 (available: v0.3.68)
[INFO] [stderr]       Adding web-sys v0.3.52 (available: v0.3.95)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.75
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.75
[INFO] [stderr]   Downloaded sourcefile v0.1.4
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.25
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.1
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.75
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.75
[INFO] [stderr]   Downloaded weedle v0.12.0
[INFO] [stderr]   Downloaded js-sys v0.3.52
[INFO] [stderr]   Downloaded web-sys v0.3.52
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.75
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 095b3fcf0e99790eaf46f451601a6bb749ffb54b552926897158dbcdce9bcce3
[INFO] running `Command { std: "docker" "start" "-a" "095b3fcf0e99790eaf46f451601a6bb749ffb54b552926897158dbcdce9bcce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "095b3fcf0e99790eaf46f451601a6bb749ffb54b552926897158dbcdce9bcce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "095b3fcf0e99790eaf46f451601a6bb749ffb54b552926897158dbcdce9bcce3", kill_on_drop: false }`
[INFO] [stdout] 095b3fcf0e99790eaf46f451601a6bb749ffb54b552926897158dbcdce9bcce3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be62f61902c0ba39e8ee556dace0c6dbbadfe7c019d11100acda7f404b3145db
[INFO] running `Command { std: "docker" "start" "-a" "be62f61902c0ba39e8ee556dace0c6dbbadfe7c019d11100acda7f404b3145db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.75
[INFO] [stderr]    Compiling bumpalo v3.20.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling wasm-bindgen v0.2.75
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling weedle v0.12.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.75
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.75
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.75
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stdout] error: older versions of the `wasm-bindgen` crate are incompatible with current versions of Rust; please update to `wasm-bindgen` v0.2.88
[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/index.crates.io-1949cf8c6b5b557f/wasm-bindgen-0.2.75/src/lib.rs:11:34
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![cfg_attr(feature = "nightly", feature(unsize))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-bindgen` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "be62f61902c0ba39e8ee556dace0c6dbbadfe7c019d11100acda7f404b3145db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be62f61902c0ba39e8ee556dace0c6dbbadfe7c019d11100acda7f404b3145db", kill_on_drop: false }`
[INFO] [stdout] be62f61902c0ba39e8ee556dace0c6dbbadfe7c019d11100acda7f404b3145db
