[INFO] fetching crate aliri_braid_impl 0.4.0...
[INFO] checking aliri_braid_impl-0.4.0 against try#50d7e48beb74b48bd17c3749bfb73843c9ae0166 for pr-151102
[INFO] extracting crate aliri_braid_impl 0.4.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate aliri_braid_impl 0.4.0
[INFO] finished tweaking crates.io crate aliri_braid_impl 0.4.0
[INFO] tweaked toml for crates.io crate aliri_braid_impl 0.4.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aliri_braid_impl 0.4.0 on toolchain 50d7e48beb74b48bd17c3749bfb73843c9ae0166
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32064e5eda7eb95f7afc93c684fec4b9fa234650c845bc0ee1307c222982caad
[INFO] running `Command { std: "docker" "start" "-a" "32064e5eda7eb95f7afc93c684fec4b9fa234650c845bc0ee1307c222982caad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32064e5eda7eb95f7afc93c684fec4b9fa234650c845bc0ee1307c222982caad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32064e5eda7eb95f7afc93c684fec4b9fa234650c845bc0ee1307c222982caad", kill_on_drop: false }`
[INFO] [stdout] 32064e5eda7eb95f7afc93c684fec4b9fa234650c845bc0ee1307c222982caad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7dea342d2729959121e54919e205a4f5b7daff2c0e700a966c29444a62802ab
[INFO] running `Command { std: "docker" "start" "-a" "d7dea342d2729959121e54919e205a4f5b7daff2c0e700a966c29444a62802ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]     Checking unicode-ident v1.0.22
[INFO] [stderr]    Compiling zmij v1.0.15
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]     Checking syn v2.0.114
[INFO] [stderr]     Checking aliri_braid_impl v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `common_attrs` is never read
[INFO] [stdout]  --> src/codegen/owned.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct OwnedCodeGen<'a> {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] 6 |     pub common_attrs: &'a [syn::Attribute],
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/codegen/mod.rs:399:18
[INFO] [stdout]     |
[INFO] [stdout] 399 |     pub fn owned(&self) -> OwnedCodeGen {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 399 |     pub fn owned(&self) -> OwnedCodeGen<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/codegen/mod.rs:414:21
[INFO] [stdout]     |
[INFO] [stdout] 414 |     pub fn borrowed(&self) -> RefCodeGen {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 414 |     pub fn borrowed(&self) -> RefCodeGen<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/codegen/mod.rs:513:25
[INFO] [stdout]     |
[INFO] [stdout] 513 |     fn self_constructor(&self) -> SelfConstructorImpl {
[INFO] [stdout]     |                         ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 513 |     fn self_constructor(&self) -> SelfConstructorImpl<'_> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stdout] warning: field `common_attrs` is never read
[INFO] [stdout]  --> src/codegen/owned.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct OwnedCodeGen<'a> {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] 6 |     pub common_attrs: &'a [syn::Attribute],
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/codegen/mod.rs:399:18
[INFO] [stdout]     |
[INFO] [stdout] 399 |     pub fn owned(&self) -> OwnedCodeGen {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 399 |     pub fn owned(&self) -> OwnedCodeGen<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/codegen/mod.rs:414:21
[INFO] [stdout]     |
[INFO] [stdout] 414 |     pub fn borrowed(&self) -> RefCodeGen {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 414 |     pub fn borrowed(&self) -> RefCodeGen<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/codegen/mod.rs:513:25
[INFO] [stdout]     |
[INFO] [stdout] 513 |     fn self_constructor(&self) -> SelfConstructorImpl {
[INFO] [stdout]     |                         ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the 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: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 513 |     fn self_constructor(&self) -> SelfConstructorImpl<'_> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.57s
[INFO] running `Command { std: "docker" "inspect" "d7dea342d2729959121e54919e205a4f5b7daff2c0e700a966c29444a62802ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7dea342d2729959121e54919e205a4f5b7daff2c0e700a966c29444a62802ab", kill_on_drop: false }`
[INFO] [stdout] d7dea342d2729959121e54919e205a4f5b7daff2c0e700a966c29444a62802ab