[INFO] fetching crate gull 6.0.2...
[INFO] checking gull-6.0.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate gull 6.0.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate gull 6.0.2
[INFO] finished tweaking crates.io crate gull 6.0.2
[INFO] tweaked toml for crates.io crate gull 6.0.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gull 6.0.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--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]      Locking 62 packages to latest compatible versions
[INFO] [stderr]       Adding colored v2.2.0 (available: v3.0.0)
[INFO] [stderr]       Adding convert_case v0.4.0 (available: v0.8.0)
[INFO] [stderr]       Adding derive_builder v0.11.2 (available: v0.20.2)
[INFO] [stderr]       Adding docblock v0.0.1 (available: v0.0.2)
[INFO] [stderr]       Adding k9 v0.11.6 (available: v0.12.0)
[INFO] [stderr]       Adding serde_cbor v0.9.0 (available: v0.11.2)
[INFO] [stderr]       Adding sha2 v0.9.9 (available: v0.10.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f908cfc501bf232f7bc34f3e46112d7e849ba027bc6ab0236548db75e431e022
[INFO] running `Command { std: "docker" "start" "-a" "f908cfc501bf232f7bc34f3e46112d7e849ba027bc6ab0236548db75e431e022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f908cfc501bf232f7bc34f3e46112d7e849ba027bc6ab0236548db75e431e022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f908cfc501bf232f7bc34f3e46112d7e849ba027bc6ab0236548db75e431e022", kill_on_drop: false }`
[INFO] [stdout] f908cfc501bf232f7bc34f3e46112d7e849ba027bc6ab0236548db75e431e022
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fccdc4a3b951cfa0e3c118e81984bf9eada3db512883258fcea8abaa086245d4
[INFO] running `Command { std: "docker" "start" "-a" "fccdc4a3b951cfa0e3c118e81984bf9eada3db512883258fcea8abaa086245d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking colored v2.2.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking convert_case v0.4.0
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking k9 v0.11.6
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.11.2
[INFO] [stderr]    Compiling derive_builder_macro v0.11.2
[INFO] [stderr]     Checking derive_builder v0.11.2
[INFO] [stderr]     Checking gull v6.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.143
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.62s
[INFO] running `Command { std: "docker" "inspect" "fccdc4a3b951cfa0e3c118e81984bf9eada3db512883258fcea8abaa086245d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fccdc4a3b951cfa0e3c118e81984bf9eada3db512883258fcea8abaa086245d4", kill_on_drop: false }`
[INFO] [stdout] fccdc4a3b951cfa0e3c118e81984bf9eada3db512883258fcea8abaa086245d4