[INFO] cloning repository https://github.com/logos-co/Overwatch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/logos-co/Overwatch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flogos-co%2FOverwatch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flogos-co%2FOverwatch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e2b175817d26dcf8814275ca96beb41510cc7cd
[INFO] checking logos-co/Overwatch against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flogos-co%2FOverwatch" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/logos-co/Overwatch
[INFO] finished tweaking git repo https://github.com/logos-co/Overwatch
[INFO] tweaked toml for git repo https://github.com/logos-co/Overwatch written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/logos-co/Overwatch on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Updating crates.io index
[INFO] [stderr] Locking 42 packages to latest compatible versions
[INFO] [stderr] Adding convert_case v0.8.0 (available: v0.9.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3391776ae43c321fa2897ad4ff07f5499640e15caf41b0c2467d3b39ae1304f1
[INFO] running `Command { std: "docker" "start" "-a" "3391776ae43c321fa2897ad4ff07f5499640e15caf41b0c2467d3b39ae1304f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3391776ae43c321fa2897ad4ff07f5499640e15caf41b0c2467d3b39ae1304f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3391776ae43c321fa2897ad4ff07f5499640e15caf41b0c2467d3b39ae1304f1", kill_on_drop: false }`
[INFO] [stdout] 3391776ae43c321fa2897ad4ff07f5499640e15caf41b0c2467d3b39ae1304f1
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46caab0b10487a8a39c33435134925df67e865d74060ce4cef12f2f77c0305ce
[INFO] running `Command { std: "docker" "start" "-a" "46caab0b10487a8a39c33435134925df67e865d74060ce4cef12f2f77c0305ce", kill_on_drop: false }`
[INFO] [stderr] Compiling syn v2.0.110
[INFO] [stderr] Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr] Checking futures-channel v0.3.31
[INFO] [stderr] Compiling convert_case v0.8.0
[INFO] [stderr] Compiling const_format_proc_macros v0.2.34
[INFO] [stderr] Checking const_format v0.2.35
[INFO] [stderr] Checking proc-macro-error2 v2.0.1
[INFO] [stderr] Checking overwatch-derive v0.1.0 (/opt/rustwide/workdir/overwatch-derive)
[INFO] [stderr] Compiling futures-macro v0.3.31
[INFO] [stderr] Compiling tokio-macros v2.6.0
[INFO] [stderr] Compiling thiserror-impl v2.0.17
[INFO] [stderr] Compiling tracing-attributes v0.1.30
[INFO] [stderr] Compiling async-trait v0.1.89
[INFO] [stderr] Compiling serde_derive v1.0.228
[INFO] [stderr] Checking tokio v1.48.0
[INFO] [stderr] Checking futures-util v0.3.31
[INFO] [stderr] Checking tracing v0.1.41
[INFO] [stderr] Checking thiserror v2.0.17
[INFO] [stderr] Checking serde v1.0.228
[INFO] [stderr] Checking futures-executor v0.3.31
[INFO] [stderr] Checking futures v0.3.31
[INFO] [stderr] Checking tokio-util v0.7.17
[INFO] [stderr] Checking tokio-stream v0.1.17
[INFO] [stderr] Checking overwatch v0.1.0 (/opt/rustwide/workdir/overwatch)
[INFO] [stdout] error: this type will no longer be must used: Result