[INFO] fetching crate bitbuffer_derive 0.11.0...
[INFO] checking bitbuffer_derive-0.11.0 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate bitbuffer_derive 0.11.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate bitbuffer_derive 0.11.0 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitbuffer_derive 0.11.0
[INFO] finished tweaking crates.io crate bitbuffer_derive 0.11.0
[INFO] tweaked toml for crates.io crate bitbuffer_derive 0.11.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "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 structmeta-derive v0.3.0
[INFO] [stderr]   Downloaded merge_derive v0.1.0
[INFO] [stderr]   Downloaded structmeta v0.3.0
[INFO] [stderr]   Downloaded bitbuffer_derive v0.11.0
[INFO] [stderr]   Downloaded merge v0.1.0
[INFO] [stderr]   Downloaded bitbuffer v0.11.0
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ee652b606a8cc72c2a2195faa9acf28a87d54c79b343e226dc8065bda49ed8e
[INFO] running `Command { std: "docker" "start" "-a" "5ee652b606a8cc72c2a2195faa9acf28a87d54c79b343e226dc8065bda49ed8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ee652b606a8cc72c2a2195faa9acf28a87d54c79b343e226dc8065bda49ed8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ee652b606a8cc72c2a2195faa9acf28a87d54c79b343e226dc8065bda49ed8e", kill_on_drop: false }`
[INFO] [stdout] 5ee652b606a8cc72c2a2195faa9acf28a87d54c79b343e226dc8065bda49ed8e
[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=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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d97dde12971824484b30e70c0e93f4fe1e0db176956ae2282d9f9440e75b76c4
[INFO] running `Command { std: "docker" "start" "-a" "d97dde12971824484b30e70c0e93f4fe1e0db176956ae2282d9f9440e75b76c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling merge_derive v0.1.0
[INFO] [stderr]    Compiling structmeta-derive v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling merge v0.1.0
[INFO] [stderr]    Compiling structmeta v0.3.0
[INFO] [stderr]     Checking thiserror v1.0.64
[INFO] [stderr]    Compiling bitbuffer_derive v0.11.0
[INFO] [stderr]    Compiling bitbuffer_derive v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `SizeHintSized` is never used
[INFO] [stdout]   --> src/size_hint.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait SizeHintSized {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SizeHintSized` is never used
[INFO] [stdout]   --> src/size_hint.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait SizeHintSized {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bitbuffer v0.11.0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SizeHintSized` is never used
[INFO] [stdout]   --> src/size_hint.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait SizeHintSized {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.19s
[INFO] running `Command { std: "docker" "inspect" "d97dde12971824484b30e70c0e93f4fe1e0db176956ae2282d9f9440e75b76c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d97dde12971824484b30e70c0e93f4fe1e0db176956ae2282d9f9440e75b76c4", kill_on_drop: false }`
[INFO] [stdout] d97dde12971824484b30e70c0e93f4fe1e0db176956ae2282d9f9440e75b76c4