[INFO] fetching crate default_kwargs 0.1.0...
[INFO] checking default_kwargs-0.1.0 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate default_kwargs 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate default_kwargs 0.1.0 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 default_kwargs 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate default_kwargs 0.1.0
[INFO] tweaked toml for crates.io crate default_kwargs 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate default_kwargs 0.1.0 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dissimilar v1.0.3
[INFO] [stderr]   Downloaded trybuild v1.0.58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 94ac469d01b02cc7163dcc4fdc56505a524a7658db58cacbf31c127c7e6b2ada
[INFO] running `Command { std: "docker" "start" "-a" "94ac469d01b02cc7163dcc4fdc56505a524a7658db58cacbf31c127c7e6b2ada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94ac469d01b02cc7163dcc4fdc56505a524a7658db58cacbf31c127c7e6b2ada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94ac469d01b02cc7163dcc4fdc56505a524a7658db58cacbf31c127c7e6b2ada", kill_on_drop: false }`
[INFO] [stdout] 94ac469d01b02cc7163dcc4fdc56505a524a7658db58cacbf31c127c7e6b2ada
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b54cbb31805c930b57f283d59d596f523c5078dedc4f017f9a3e60696716bc72
[INFO] running `Command { std: "docker" "start" "-a" "b54cbb31805c930b57f283d59d596f523c5078dedc4f017f9a3e60696716bc72", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling trybuild v1.0.58
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking dissimilar v1.0.3
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking default_kwargs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]  --> src/utils.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn outer_attributes<'a>(
[INFO] [stdout]   |                         -- lifetime `'a` declared here
[INFO] [stdout] 2 |     attrs: &'a [syn::Attribute],
[INFO] [stdout] 3 | ) -> impl Iterator<Item = &syn::Attribute> + 'a {
[INFO] [stdout]   |                           ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/utils.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub fn inner_attributes<'a>(
[INFO] [stdout]    |                         -- lifetime `'a` declared here
[INFO] [stdout] 10 |     attrs: &'a [syn::Attribute],
[INFO] [stdout] 11 | ) -> impl Iterator<Item = &syn::Attribute> + 'a {
[INFO] [stdout]    |                           ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]  --> src/utils.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn outer_attributes<'a>(
[INFO] [stdout]   |                         -- lifetime `'a` declared here
[INFO] [stdout] 2 |     attrs: &'a [syn::Attribute],
[INFO] [stdout] 3 | ) -> impl Iterator<Item = &syn::Attribute> + 'a {
[INFO] [stdout]   |                           ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/utils.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub fn inner_attributes<'a>(
[INFO] [stdout]    |                         -- lifetime `'a` declared here
[INFO] [stdout] 10 |     attrs: &'a [syn::Attribute],
[INFO] [stdout] 11 | ) -> impl Iterator<Item = &syn::Attribute> + 'a {
[INFO] [stdout]    |                           ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]  --> src/utils.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn outer_attributes<'a>(
[INFO] [stdout]   |                         -- lifetime `'a` declared here
[INFO] [stdout] 2 |     attrs: &'a [syn::Attribute],
[INFO] [stdout] 3 | ) -> impl Iterator<Item = &syn::Attribute> + 'a {
[INFO] [stdout]   |                           ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/utils.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub fn inner_attributes<'a>(
[INFO] [stdout]    |                         -- lifetime `'a` declared here
[INFO] [stdout] 10 |     attrs: &'a [syn::Attribute],
[INFO] [stdout] 11 | ) -> impl Iterator<Item = &syn::Attribute> + 'a {
[INFO] [stdout]    |                           ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.24s
[INFO] running `Command { std: "docker" "inspect" "b54cbb31805c930b57f283d59d596f523c5078dedc4f017f9a3e60696716bc72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b54cbb31805c930b57f283d59d596f523c5078dedc4f017f9a3e60696716bc72", kill_on_drop: false }`
[INFO] [stdout] b54cbb31805c930b57f283d59d596f523c5078dedc4f017f9a3e60696716bc72