[INFO] fetching crate scrapbook 0.1.1...
[INFO] checking scrapbook-0.1.1 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate scrapbook 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate scrapbook 0.1.1
[INFO] finished tweaking crates.io crate scrapbook 0.1.1
[INFO] tweaked toml for crates.io crate scrapbook 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scrapbook 0.1.1 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]     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 47 packages to latest compatible versions
[INFO] [stderr]       Adding handlebars v4.5.0 (available: v6.3.2)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 66548e5f24763059d409473c0f19877b4982f60ebbbf8f83037b73bf87eb5fce
[INFO] running `Command { std: "docker" "start" "-a" "66548e5f24763059d409473c0f19877b4982f60ebbbf8f83037b73bf87eb5fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66548e5f24763059d409473c0f19877b4982f60ebbbf8f83037b73bf87eb5fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66548e5f24763059d409473c0f19877b4982f60ebbbf8f83037b73bf87eb5fce", kill_on_drop: false }`
[INFO] [stdout] 66548e5f24763059d409473c0f19877b4982f60ebbbf8f83037b73bf87eb5fce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f91b65746260aff94907bc5271ce52d3c3c0c93bc50368be8eba545b7c0e6969
[INFO] running `Command { std: "docker" "start" "-a" "f91b65746260aff94907bc5271ce52d3c3c0c93bc50368be8eba545b7c0e6969", kill_on_drop: false }`
[INFO] [stderr]     Checking serde_json v1.0.143
[INFO] [stderr]     Checking handlebars v4.5.0
[INFO] [stderr]     Checking scrapbook v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/section.rs:36:27
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn append<'b, T>(&'b mut self) -> &mut Self
[INFO] [stdout]    |                           ^^              --------- the same lifetime is elided here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn append<'b, T>(&'b mut self) -> &'b mut Self
[INFO] [stdout]    |                                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/section.rs:36:27
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn append<'b, T>(&'b mut self) -> &mut Self
[INFO] [stdout]    |                           ^^              --------- the same lifetime is elided here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn append<'b, T>(&'b mut self) -> &'b mut Self
[INFO] [stdout]    |                                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "f91b65746260aff94907bc5271ce52d3c3c0c93bc50368be8eba545b7c0e6969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f91b65746260aff94907bc5271ce52d3c3c0c93bc50368be8eba545b7c0e6969", kill_on_drop: false }`
[INFO] [stdout] f91b65746260aff94907bc5271ce52d3c3c0c93bc50368be8eba545b7c0e6969