[INFO] fetching crate wasm-bus-webgl 1.0.3...
[INFO] checking wasm-bus-webgl-1.0.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate wasm-bus-webgl 1.0.3 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate wasm-bus-webgl 1.0.3 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasm-bus-webgl 1.0.3
[INFO] finished tweaking crates.io crate wasm-bus-webgl 1.0.3
[INFO] tweaked toml for crates.io crate wasm-bus-webgl 1.0.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate wasm-bus-webgl 1.0.3 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bus v1.1.0
[INFO] [stderr]   Downloaded cooked-waker v5.0.0
[INFO] [stderr]   Downloaded tracing-core v0.1.23
[INFO] [stderr]   Downloaded wasm-bus-macros v1.1.0
[INFO] [stderr]   Downloaded wasm-bus-types v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49602de93f0dc75dc56c38ba608081a609fc9f1632df602898c8954509e1c255
[INFO] running `Command { std: "docker" "start" "-a" "49602de93f0dc75dc56c38ba608081a609fc9f1632df602898c8954509e1c255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49602de93f0dc75dc56c38ba608081a609fc9f1632df602898c8954509e1c255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49602de93f0dc75dc56c38ba608081a609fc9f1632df602898c8954509e1c255", kill_on_drop: false }`
[INFO] [stdout] 49602de93f0dc75dc56c38ba608081a609fc9f1632df602898c8954509e1c255
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94ee1aaa215080d0cf589847717509fae6e41a16dcebed275ad44bb16eaaf33e
[INFO] running `Command { std: "docker" "start" "-a" "94ee1aaa215080d0cf589847717509fae6e41a16dcebed275ad44bb16eaaf33e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling convert_case v0.5.0
[INFO] [stderr]    Compiling wasm-bus-types v1.0.0
[INFO] [stderr]     Checking cooked-waker v5.0.0
[INFO] [stderr]     Checking tracing-core v0.1.23
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking tracing v0.1.32
[INFO] [stderr]    Compiling wasm-bus-macros v1.1.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking wasm-bus v1.1.0
[INFO] [stderr]     Checking wasm-bus-webgl v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.40s
[INFO] running `Command { std: "docker" "inspect" "94ee1aaa215080d0cf589847717509fae6e41a16dcebed275ad44bb16eaaf33e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94ee1aaa215080d0cf589847717509fae6e41a16dcebed275ad44bb16eaaf33e", kill_on_drop: false }`
[INFO] [stdout] 94ee1aaa215080d0cf589847717509fae6e41a16dcebed275ad44bb16eaaf33e