[INFO] cloning repository https://github.com/sandmuel/necs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sandmuel/necs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandmuel%2Fnecs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandmuel%2Fnecs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7600e78865e58c89436bcb3e56dc49697f96c735
[INFO] checking sandmuel/necs against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandmuel%2Fnecs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sandmuel/necs
[INFO] finished tweaking git repo https://github.com/sandmuel/necs
[INFO] tweaked toml for git repo https://github.com/sandmuel/necs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sandmuel/necs on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sandmuel/necs 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/Cargo.toml: unused manifest key: target.x86_64-unknown-linux-gnu.linker
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/Cargo.toml: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5c202174ef3c8a4c8c111ea4bdb32e49649122c0c2933dc78ace6ae65395f0e
[INFO] running `Command { std: "docker" "start" "-a" "b5c202174ef3c8a4c8c111ea4bdb32e49649122c0c2933dc78ace6ae65395f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5c202174ef3c8a4c8c111ea4bdb32e49649122c0c2933dc78ace6ae65395f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5c202174ef3c8a4c8c111ea4bdb32e49649122c0c2933dc78ace6ae65395f0e", kill_on_drop: false }`
[INFO] [stdout] b5c202174ef3c8a4c8c111ea4bdb32e49649122c0c2933dc78ace6ae65395f0e
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48fe0345947e4542f0d931744688f9db08ef3d5aab26d5ec31a3a19e4e6ef8c6
[INFO] running `Command { std: "docker" "start" "-a" "48fe0345947e4542f0d931744688f9db08ef3d5aab26d5ec31a3a19e4e6ef8c6", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: target.x86_64-unknown-linux-gnu.linker
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking boxcar v0.2.14
[INFO] [stderr]    Compiling cc v1.2.48
[INFO] [stderr]     Checking unicode-ident v1.0.22
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking clap_builder v4.5.53
[INFO] [stderr]     Checking page_size v0.6.0
[INFO] [stderr]     Checking criterion-plot v0.8.0
[INFO] [stderr]     Checking proc-macro2 v1.0.103
[INFO] [stderr]     Checking quote v1.0.42
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]     Checking clap v4.5.53
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking necs_macros v0.1.0 (/opt/rustwide/workdir/necs_macros)
[INFO] [stderr]    Compiling zerocopy-derive v0.8.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking necs_internal v0.1.0 (/opt/rustwide/workdir/necs_internal)
[INFO] [stdout] warning: fields `parent` and `children` are never read
[INFO] [stdout]  --> necs_internal/src/relations.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Relations {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 5 |     parent: Option<ItemKey>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 6 |     children: Vec<ItemKey>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Relations` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `unsafe_cell_access` is declared but not used
[INFO] [stdout]  --> necs_internal/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(unsafe_cell_access)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking necs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tests v0.1.0 (/opt/rustwide/workdir/tests)
[INFO] [stdout] warning: fields `parent` and `children` are never read
[INFO] [stdout]  --> necs_internal/src/relations.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Relations {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 5 |     parent: Option<ItemKey>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 6 |     children: Vec<ItemKey>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Relations` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `unsafe_cell_access` is declared but not used
[INFO] [stdout]  --> necs_internal/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(unsafe_cell_access)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking zerocopy v0.8.31
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking criterion v0.8.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.09s
[INFO] [stdout] warning: the feature `ptr_as_ref_unchecked` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> benches/node_iteration.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(ptr_as_ref_unchecked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `sync_unsafe_cell` is declared but not used
[INFO] [stdout]  --> benches/node_iteration.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(sync_unsafe_cell)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `downcast_unchecked` is declared but not used
[INFO] [stdout]  --> benches/node_iteration.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(downcast_unchecked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "48fe0345947e4542f0d931744688f9db08ef3d5aab26d5ec31a3a19e4e6ef8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48fe0345947e4542f0d931744688f9db08ef3d5aab26d5ec31a3a19e4e6ef8c6", kill_on_drop: false }`
[INFO] [stdout] 48fe0345947e4542f0d931744688f9db08ef3d5aab26d5ec31a3a19e4e6ef8c6
