[INFO] cloning repository https://github.com/frel-rs/frel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frel-rs/frel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrel-rs%2Ffrel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrel-rs%2Ffrel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58a18fc522e863ff80c01c37323fb480f106cb69
[INFO] checking frel-rs/frel against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrel-rs%2Ffrel" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/frel-rs/frel
[INFO] finished tweaking git repo https://github.com/frel-rs/frel
[INFO] tweaked toml for git repo https://github.com/frel-rs/frel written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/frel-rs/frel on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/frel-rs/frel 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.41
[INFO] [stderr]   Downloaded thunderdome v0.6.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.19
[INFO] [stderr]   Downloaded syn v2.0.107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6652e1fd60e3341b73d7a2afd5b9a02994373e8bb9d7efd8a988fd0785fb41a
[INFO] running `Command { std: "docker" "start" "-a" "a6652e1fd60e3341b73d7a2afd5b9a02994373e8bb9d7efd8a988fd0785fb41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6652e1fd60e3341b73d7a2afd5b9a02994373e8bb9d7efd8a988fd0785fb41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6652e1fd60e3341b73d7a2afd5b9a02994373e8bb9d7efd8a988fd0785fb41a", kill_on_drop: false }`
[INFO] [stdout] a6652e1fd60e3341b73d7a2afd5b9a02994373e8bb9d7efd8a988fd0785fb41a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4794e3f2ae935fad5f266a6b38d3d5bfa33c33fa22b030ca2a8c0facecf8ff65
[INFO] running `Command { std: "docker" "start" "-a" "4794e3f2ae935fad5f266a6b38d3d5bfa33c33fa22b030ca2a8c0facecf8ff65", kill_on_drop: false }`
[INFO] [stderr]     Checking frel-core v0.1.0 (/opt/rustwide/workdir/crates/frel-core)
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking thunderdome v0.6.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stderr]     Checking frel v0.1.0 (/opt/rustwide/workdir/crates/frel)
[INFO] [stderr]     Checking frel-encoding v0.1.0 (/opt/rustwide/workdir/crates/frel-encoding)
[INFO] [stderr]     Checking frel-runtime v0.1.0 (/opt/rustwide/workdir/crates/frel-runtime)
[INFO] [stdout] error: struct `ConstErased` is never constructed
[INFO] [stdout]    --> crates/frel-runtime/src/store.rs:226:12
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct ConstErased<T: 'static>(ConstInline<T>);
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ConstErased` is never constructed
[INFO] [stdout]    --> crates/frel-runtime/src/store.rs:226:12
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct ConstErased<T: 'static>(ConstInline<T>);
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `frel-runtime` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `frel-runtime` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "4794e3f2ae935fad5f266a6b38d3d5bfa33c33fa22b030ca2a8c0facecf8ff65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4794e3f2ae935fad5f266a6b38d3d5bfa33c33fa22b030ca2a8c0facecf8ff65", kill_on_drop: false }`
[INFO] [stdout] 4794e3f2ae935fad5f266a6b38d3d5bfa33c33fa22b030ca2a8c0facecf8ff65
