[INFO] fetching crate warcrwlock 2.0.1...
[INFO] checking warcrwlock-2.0.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate warcrwlock 2.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate warcrwlock 2.0.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate warcrwlock 2.0.1
[INFO] finished tweaking crates.io crate warcrwlock 2.0.1
[INFO] tweaked toml for crates.io crate warcrwlock 2.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding cfg_aliases v0.1.1 (latest: v0.2.1)
[INFO] [stderr]       Adding parking_lot v0.11.2 (latest: v0.12.3)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (latest: v0.9.10)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec32f0f95cef76dca38b22396f25b060febf79ea1e4ba76bf74ec3d5d7a3c4bf
[INFO] running `Command { std: "docker" "start" "-a" "ec32f0f95cef76dca38b22396f25b060febf79ea1e4ba76bf74ec3d5d7a3c4bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec32f0f95cef76dca38b22396f25b060febf79ea1e4ba76bf74ec3d5d7a3c4bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec32f0f95cef76dca38b22396f25b060febf79ea1e4ba76bf74ec3d5d7a3c4bf", kill_on_drop: false }`
[INFO] [stdout] ec32f0f95cef76dca38b22396f25b060febf79ea1e4ba76bf74ec3d5d7a3c4bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce683f2665adb301b1a2093ab6a2596c7bae21af7822ecf1fa2d49365bfd6cc4
[INFO] running `Command { std: "docker" "start" "-a" "ce683f2665adb301b1a2093ab6a2596c7bae21af7822ecf1fa2d49365bfd6cc4", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling static_init_macro v1.0.2
[INFO] [stderr]    Compiling static_init v1.0.3
[INFO] [stderr]     Checking libc v0.2.158
[INFO] [stderr]     Checking proc-macro2 v1.0.86
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking warcrwlock v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ident_abs_module`
[INFO] [stdout]   --> src/helpers/traits/util/mod.rs:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let (ident_trait, ident_abs_module, ident_abs_structure, vis_trait) = get_ident_headers(item_trait);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ident_abs_module`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vis_trait`
[INFO] [stdout]   --> src/helpers/traits/util/mod.rs:35:62
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let (ident_trait, ident_abs_module, ident_abs_structure, vis_trait) = get_ident_headers(item_trait);
[INFO] [stdout]    |                                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vis_trait`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident_abs_module`
[INFO] [stdout]   --> src/helpers/traits/util/mod.rs:86:23
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let (ident_trait, ident_abs_module, ident_abs_structure, vis_trait) = get_ident_headers(item_trait);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ident_abs_module`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vis_trait`
[INFO] [stdout]   --> src/helpers/traits/util/mod.rs:86:62
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let (ident_trait, ident_abs_module, ident_abs_structure, vis_trait) = get_ident_headers(item_trait);
[INFO] [stdout]    |                                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vis_trait`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident_abs_module`
[INFO] [stdout]   --> src/helpers/traits/util/mod.rs:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let (ident_trait, ident_abs_module, ident_abs_structure, vis_trait) = get_ident_headers(item_trait);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ident_abs_module`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vis_trait`
[INFO] [stdout]   --> src/helpers/traits/util/mod.rs:35:62
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let (ident_trait, ident_abs_module, ident_abs_structure, vis_trait) = get_ident_headers(item_trait);
[INFO] [stdout]    |                                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vis_trait`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident_abs_module`
[INFO] [stdout]   --> src/helpers/traits/util/mod.rs:86:23
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let (ident_trait, ident_abs_module, ident_abs_structure, vis_trait) = get_ident_headers(item_trait);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ident_abs_module`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vis_trait`
[INFO] [stdout]   --> src/helpers/traits/util/mod.rs:86:62
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let (ident_trait, ident_abs_module, ident_abs_structure, vis_trait) = get_ident_headers(item_trait);
[INFO] [stdout]    |                                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vis_trait`
[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 6.29s
[INFO] running `Command { std: "docker" "inspect" "ce683f2665adb301b1a2093ab6a2596c7bae21af7822ecf1fa2d49365bfd6cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce683f2665adb301b1a2093ab6a2596c7bae21af7822ecf1fa2d49365bfd6cc4", kill_on_drop: false }`
[INFO] [stdout] ce683f2665adb301b1a2093ab6a2596c7bae21af7822ecf1fa2d49365bfd6cc4