[INFO] fetching crate default_kwargs 0.1.0...
[INFO] checking default_kwargs-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate default_kwargs 0.1.0 into /workspace/builds/worker-7-tc1/source
[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] validating manifest of crates.io crate default_kwargs 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.58
[INFO] [stderr]   Downloaded dissimilar v1.0.3
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd0201144bf36d3c7fad592c9c090c6e4e3f343c8091575e480912723920f9b6
[INFO] running `Command { std: "docker" "start" "-a" "dd0201144bf36d3c7fad592c9c090c6e4e3f343c8091575e480912723920f9b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd0201144bf36d3c7fad592c9c090c6e4e3f343c8091575e480912723920f9b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd0201144bf36d3c7fad592c9c090c6e4e3f343c8091575e480912723920f9b6", kill_on_drop: false }`
[INFO] [stdout] dd0201144bf36d3c7fad592c9c090c6e4e3f343c8091575e480912723920f9b6
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eed7dd0f952deb7a4cabe18ecd0d41e24da4ddc9c5b488b33bf90f2d5e1cf9d6
[INFO] running `Command { std: "docker" "start" "-a" "eed7dd0f952deb7a4cabe18ecd0d41e24da4ddc9c5b488b33bf90f2d5e1cf9d6", 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 unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling trybuild v1.0.58
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking dissimilar v1.0.3
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]     Checking quote v1.0.17
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking default_kwargs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]  --> src/utils.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     attrs: &'a [syn::Attribute],
[INFO] [stdout]   |             ^^ the lifetime is named here
[INFO] [stdout] 3 | ) -> impl Iterator<Item = &syn::Attribute> + 'a {
[INFO] [stdout]   |                           ---------------    -- the same lifetime is named here
[INFO] [stdout]   |                           |
[INFO] [stdout]   |                           the same lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]   |
[INFO] [stdout] 3 | ) -> impl Iterator<Item = &'a syn::Attribute> + 'a {
[INFO] [stdout]   |                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/utils.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     attrs: &'a [syn::Attribute],
[INFO] [stdout]    |             ^^ the lifetime is named here
[INFO] [stdout] 11 | ) -> impl Iterator<Item = &syn::Attribute> + 'a {
[INFO] [stdout]    |                           ---------------    -- the same lifetime is named here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 11 | ) -> impl Iterator<Item = &'a syn::Attribute> + 'a {
[INFO] [stdout]    |                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]  --> src/utils.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     attrs: &'a [syn::Attribute],
[INFO] [stdout]   |             ^^ the lifetime is named here
[INFO] [stdout] 3 | ) -> impl Iterator<Item = &syn::Attribute> + 'a {
[INFO] [stdout]   |                           ---------------    -- the same lifetime is named here
[INFO] [stdout]   |                           |
[INFO] [stdout]   |                           the same lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]   |
[INFO] [stdout] 3 | ) -> impl Iterator<Item = &'a syn::Attribute> + 'a {
[INFO] [stdout]   |                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/utils.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     attrs: &'a [syn::Attribute],
[INFO] [stdout]    |             ^^ the lifetime is named here
[INFO] [stdout] 11 | ) -> impl Iterator<Item = &syn::Attribute> + 'a {
[INFO] [stdout]    |                           ---------------    -- the same lifetime is named here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 11 | ) -> impl Iterator<Item = &'a syn::Attribute> + 'a {
[INFO] [stdout]    |                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]  --> src/utils.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     attrs: &'a [syn::Attribute],
[INFO] [stdout]   |             ^^ the lifetime is named here
[INFO] [stdout] 3 | ) -> impl Iterator<Item = &syn::Attribute> + 'a {
[INFO] [stdout]   |                           ---------------    -- the same lifetime is named here
[INFO] [stdout]   |                           |
[INFO] [stdout]   |                           the same lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]   |
[INFO] [stdout] 3 | ) -> impl Iterator<Item = &'a syn::Attribute> + 'a {
[INFO] [stdout]   |                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/utils.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     attrs: &'a [syn::Attribute],
[INFO] [stdout]    |             ^^ the lifetime is named here
[INFO] [stdout] 11 | ) -> impl Iterator<Item = &syn::Attribute> + 'a {
[INFO] [stdout]    |                           ---------------    -- the same lifetime is named here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 11 | ) -> impl Iterator<Item = &'a syn::Attribute> + 'a {
[INFO] [stdout]    |                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.92s
[INFO] running `Command { std: "docker" "inspect" "eed7dd0f952deb7a4cabe18ecd0d41e24da4ddc9c5b488b33bf90f2d5e1cf9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eed7dd0f952deb7a4cabe18ecd0d41e24da4ddc9c5b488b33bf90f2d5e1cf9d6", kill_on_drop: false }`
[INFO] [stdout] eed7dd0f952deb7a4cabe18ecd0d41e24da4ddc9c5b488b33bf90f2d5e1cf9d6