[INFO] fetching crate named_tuple 0.1.3... [INFO] checking named_tuple-0.1.3 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] extracting crate named_tuple 0.1.3 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate named_tuple 0.1.3 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--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 annotate-snippets v0.8.0 [INFO] [stderr] Downloaded rustc-ap-rustc_index v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_graphviz v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_fs_util v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_session v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_macros v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_attr v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_data_structures v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_feature v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_span v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_expand v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_parse v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_errors v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_target v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_passes v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_pretty v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_lexer v677.0.0 [INFO] [stderr] Downloaded rustfmt-nightly v1.4.21 [INFO] [stderr] Downloaded rustc-ap-rustc_arena v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_serialize v677.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d9511f6d31e1113e22bd4d98062f5ad7ac5ae86692a99e8bebbbc48a5f1bca1e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d9511f6d31e1113e22bd4d98062f5ad7ac5ae86692a99e8bebbbc48a5f1bca1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d9511f6d31e1113e22bd4d98062f5ad7ac5ae86692a99e8bebbbc48a5f1bca1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9511f6d31e1113e22bd4d98062f5ad7ac5ae86692a99e8bebbbc48a5f1bca1e", kill_on_drop: false }` [INFO] [stdout] d9511f6d31e1113e22bd4d98062f5ad7ac5ae86692a99e8bebbbc48a5f1bca1e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5bfe94f6f709cb84209289f1d1dc8eb348140c3afedb0acac8d257ed8e46a62f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5bfe94f6f709cb84209289f1d1dc8eb348140c3afedb0acac8d257ed8e46a62f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling serde v1.0.124 [INFO] [stderr] Compiling syn v1.0.63 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking named_tuple v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/lib.rs:1003:29 [INFO] [stdout] | [INFO] [stdout] 1003 | s.field("type", { "e!(#ty).to_string() }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/lib.rs:1007:32 [INFO] [stdout] | [INFO] [stdout] 1007 | s.field("default", { "e!(#value).to_string() }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/lib.rs:1003:29 [INFO] [stdout] | [INFO] [stdout] 1003 | s.field("type", { "e!(#ty).to_string() }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/lib.rs:1007:32 [INFO] [stdout] | [INFO] [stdout] 1007 | s.field("default", { "e!(#value).to_string() }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/lib.rs:1003:29 [INFO] [stdout] | [INFO] [stdout] 1003 | s.field("type", { "e!(#ty).to_string() }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/lib.rs:1007:32 [INFO] [stdout] | [INFO] [stdout] 1007 | s.field("default", { "e!(#value).to_string() }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.18s [INFO] running `Command { std: "docker" "inspect" "5bfe94f6f709cb84209289f1d1dc8eb348140c3afedb0acac8d257ed8e46a62f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bfe94f6f709cb84209289f1d1dc8eb348140c3afedb0acac8d257ed8e46a62f", kill_on_drop: false }` [INFO] [stdout] 5bfe94f6f709cb84209289f1d1dc8eb348140c3afedb0acac8d257ed8e46a62f