[INFO] fetching crate boa_string 0.19.0...
[INFO] checking boa_string-0.19.0 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate boa_string 0.19.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate boa_string 0.19.0 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate boa_string 0.19.0
[INFO] finished tweaking crates.io crate boa_string 0.19.0
[INFO] tweaked toml for crates.io crate boa_string 0.19.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "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 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6f8236670ea6711e10b3bc8a49c5c5e8fbaee3119bd3ef24f48b0dd72b58102
[INFO] running `Command { std: "docker" "start" "-a" "a6f8236670ea6711e10b3bc8a49c5c5e8fbaee3119bd3ef24f48b0dd72b58102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6f8236670ea6711e10b3bc8a49c5c5e8fbaee3119bd3ef24f48b0dd72b58102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6f8236670ea6711e10b3bc8a49c5c5e8fbaee3119bd3ef24f48b0dd72b58102", kill_on_drop: false }`
[INFO] [stdout] a6f8236670ea6711e10b3bc8a49c5c5e8fbaee3119bd3ef24f48b0dd72b58102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c430de557129a578026aaf30b04d2b92c82035d2ddfa53b40451f32be2585d17
[INFO] running `Command { std: "docker" "start" "-a" "c430de557129a578026aaf30b04d2b92c82035d2ddfa53b40451f32be2585d17", kill_on_drop: false }`
[INFO] [stderr]     Checking sptr v0.3.2
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]     Checking rustc-hash v2.0.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking boa_string v0.19.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/tagged.rs:50:23
[INFO] [stdout]    |
[INFO] [stdout] 50 |         debug_assert!(std::mem::align_of::<T>() >= 2);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W unused-qualifications`
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 50 -         debug_assert!(std::mem::align_of::<T>() >= 2);
[INFO] [stdout] 50 +         debug_assert!(align_of::<T>() >= 2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/tagged.rs:66:23
[INFO] [stdout]    |
[INFO] [stdout] 66 |         debug_assert!(std::mem::align_of::<T>() >= 2);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 66 -         debug_assert!(std::mem::align_of::<T>() >= 2);
[INFO] [stdout] 66 +         debug_assert!(align_of::<T>() >= 2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/tagged.rs:77:23
[INFO] [stdout]    |
[INFO] [stdout] 77 |         debug_assert!(std::mem::align_of::<T>() >= 2);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 77 -         debug_assert!(std::mem::align_of::<T>() >= 2);
[INFO] [stdout] 77 +         debug_assert!(align_of::<T>() >= 2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:186:28
[INFO] [stdout]     |
[INFO] [stdout] 186 | const DATA_OFFSET: usize = std::mem::size_of::<RawJsString>();
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 186 - const DATA_OFFSET: usize = std::mem::size_of::<RawJsString>();
[INFO] [stdout] 186 + const DATA_OFFSET: usize = size_of::<RawJsString>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/tagged.rs:50:23
[INFO] [stdout]    |
[INFO] [stdout] 50 |         debug_assert!(std::mem::align_of::<T>() >= 2);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W unused-qualifications`
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 50 -         debug_assert!(std::mem::align_of::<T>() >= 2);
[INFO] [stdout] 50 +         debug_assert!(align_of::<T>() >= 2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/tagged.rs:66:23
[INFO] [stdout]    |
[INFO] [stdout] 66 |         debug_assert!(std::mem::align_of::<T>() >= 2);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 66 -         debug_assert!(std::mem::align_of::<T>() >= 2);
[INFO] [stdout] 66 +         debug_assert!(align_of::<T>() >= 2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/tagged.rs:77:23
[INFO] [stdout]    |
[INFO] [stdout] 77 |         debug_assert!(std::mem::align_of::<T>() >= 2);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 77 -         debug_assert!(std::mem::align_of::<T>() >= 2);
[INFO] [stdout] 77 +         debug_assert!(align_of::<T>() >= 2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:186:28
[INFO] [stdout]     |
[INFO] [stdout] 186 | const DATA_OFFSET: usize = std::mem::size_of::<RawJsString>();
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 186 - const DATA_OFFSET: usize = std::mem::size_of::<RawJsString>();
[INFO] [stdout] 186 + const DATA_OFFSET: usize = size_of::<RawJsString>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "c430de557129a578026aaf30b04d2b92c82035d2ddfa53b40451f32be2585d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c430de557129a578026aaf30b04d2b92c82035d2ddfa53b40451f32be2585d17", kill_on_drop: false }`
[INFO] [stdout] c430de557129a578026aaf30b04d2b92c82035d2ddfa53b40451f32be2585d17