[INFO] fetching crate vtubestudio 0.8.0...
[INFO] checking vtubestudio-0.8.0 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate vtubestudio 0.8.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate vtubestudio 0.8.0 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vtubestudio 0.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate vtubestudio 0.8.0
[INFO] tweaked toml for crates.io crate vtubestudio 0.8.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate vtubestudio 0.8.0 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded split-stream-by v0.1.0
[INFO] [stderr]   Downloaded smol_str v0.1.23
[INFO] [stderr]   Downloaded tokio-tower v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 982c4bec0032991d6d249c5ceeca96c36314e66db0dad66b79d4f1e10492be72
[INFO] running `Command { std: "docker" "start" "-a" "982c4bec0032991d6d249c5ceeca96c36314e66db0dad66b79d4f1e10492be72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "982c4bec0032991d6d249c5ceeca96c36314e66db0dad66b79d4f1e10492be72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "982c4bec0032991d6d249c5ceeca96c36314e66db0dad66b79d4f1e10492be72", kill_on_drop: false }`
[INFO] [stdout] 982c4bec0032991d6d249c5ceeca96c36314e66db0dad66b79d4f1e10492be72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29ed37a4dbfb233122d957b6aaeece0e7ddb518ea256d2e7c90b79f559a4a08a
[INFO] running `Command { std: "docker" "start" "-a" "29ed37a4dbfb233122d957b6aaeece0e7ddb518ea256d2e7c90b79f559a4a08a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling crossbeam-queue v0.3.6
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde_json v1.0.87
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "29ed37a4dbfb233122d957b6aaeece0e7ddb518ea256d2e7c90b79f559a4a08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ed37a4dbfb233122d957b6aaeece0e7ddb518ea256d2e7c90b79f559a4a08a", kill_on_drop: false }`
[INFO] [stdout] 29ed37a4dbfb233122d957b6aaeece0e7ddb518ea256d2e7c90b79f559a4a08a
[INFO] checking vtubestudio-0.8.0 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate vtubestudio 0.8.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate vtubestudio 0.8.0 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vtubestudio 0.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate vtubestudio 0.8.0
[INFO] tweaked toml for crates.io crate vtubestudio 0.8.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate vtubestudio 0.8.0 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 298b51e1a4ea3f3b24839690f40b089d41bb56db08062aab493890bce7d345e4
[INFO] running `Command { std: "docker" "start" "-a" "298b51e1a4ea3f3b24839690f40b089d41bb56db08062aab493890bce7d345e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "298b51e1a4ea3f3b24839690f40b089d41bb56db08062aab493890bce7d345e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "298b51e1a4ea3f3b24839690f40b089d41bb56db08062aab493890bce7d345e4", kill_on_drop: false }`
[INFO] [stdout] 298b51e1a4ea3f3b24839690f40b089d41bb56db08062aab493890bce7d345e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e81f7f50624e3eb8af23915cae5188c1c4e554d76709f726e144b1af17d70c6
[INFO] running `Command { std: "docker" "start" "-a" "5e81f7f50624e3eb8af23915cae5188c1c4e554d76709f726e144b1af17d70c6", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "5e81f7f50624e3eb8af23915cae5188c1c4e554d76709f726e144b1af17d70c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e81f7f50624e3eb8af23915cae5188c1c4e554d76709f726e144b1af17d70c6", kill_on_drop: false }`
[INFO] [stdout] 5e81f7f50624e3eb8af23915cae5188c1c4e554d76709f726e144b1af17d70c6