[INFO] crate named_tuple 0.1.3 is already in cache
[INFO] checking named_tuple-0.1.3 against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] extracting crate named_tuple 0.1.3 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate named_tuple 0.1.3 on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate named_tuple 0.1.3
[INFO] finished tweaking crates.io crate named_tuple 0.1.3
[INFO] tweaked toml for crates.io crate named_tuple 0.1.3 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 25c1c428f847570e8d66a870216701e983dacb955edf570263f6f87240ae97fd
[INFO] running `"docker" "start" "-a" "25c1c428f847570e8d66a870216701e983dacb955edf570263f6f87240ae97fd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking named_tuple v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]     --> src/lib.rs:1003:29
[INFO] [stderr]      |
[INFO] [stderr] 1003 |             s.field("type", { &quote!(#ty).to_string() });
[INFO] [stderr]      |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]     --> src/lib.rs:1007:32
[INFO] [stderr]      |
[INFO] [stderr] 1007 |             s.field("default", { &quote!(#value).to_string() });
[INFO] [stderr]      |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]     --> src/lib.rs:1003:29
[INFO] [stderr]      |
[INFO] [stderr] 1003 |             s.field("type", { &quote!(#ty).to_string() });
[INFO] [stderr]      |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]     --> src/lib.rs:1007:32
[INFO] [stderr]      |
[INFO] [stderr] 1007 |             s.field("default", { &quote!(#value).to_string() });
[INFO] [stderr]      |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]     --> src/lib.rs:1003:29
[INFO] [stderr]      |
[INFO] [stderr] 1003 |             s.field("type", { &quote!(#ty).to_string() });
[INFO] [stderr]      |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]     --> src/lib.rs:1007:32
[INFO] [stderr]      |
[INFO] [stderr] 1007 |             s.field("default", { &quote!(#value).to_string() });
[INFO] [stderr]      |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.72s
[INFO] running `"docker" "inspect" "25c1c428f847570e8d66a870216701e983dacb955edf570263f6f87240ae97fd"`
[INFO] running `"docker" "rm" "-f" "25c1c428f847570e8d66a870216701e983dacb955edf570263f6f87240ae97fd"`
[INFO] [stdout] 25c1c428f847570e8d66a870216701e983dacb955edf570263f6f87240ae97fd