[INFO] cloning repository https://github.com/fedormatantsev/rust-components-prototype [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fedormatantsev/rust-components-prototype" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedormatantsev%2Frust-components-prototype", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedormatantsev%2Frust-components-prototype'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 39306dd55e34a6afb9b5c648fa539adc56daed80 [INFO] checking fedormatantsev/rust-components-prototype against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedormatantsev%2Frust-components-prototype" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fedormatantsev/rust-components-prototype on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fedormatantsev/rust-components-prototype [INFO] finished tweaking git repo https://github.com/fedormatantsev/rust-components-prototype [INFO] tweaked toml for git repo https://github.com/fedormatantsev/rust-components-prototype written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/fedormatantsev/rust-components-prototype 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e0cc8bc2df7da50450e3ca70ebdfece3618089ba38551415c8a0d0be4e08f8d9 [INFO] running `Command { std: "docker" "start" "-a" "e0cc8bc2df7da50450e3ca70ebdfece3618089ba38551415c8a0d0be4e08f8d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e0cc8bc2df7da50450e3ca70ebdfece3618089ba38551415c8a0d0be4e08f8d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0cc8bc2df7da50450e3ca70ebdfece3618089ba38551415c8a0d0be4e08f8d9", kill_on_drop: false }` [INFO] [stdout] e0cc8bc2df7da50450e3ca70ebdfece3618089ba38551415c8a0d0be4e08f8d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1dee07baca3158cc3745b37bf8175906b264216c1371f97a498f11d6cc329ad5 [INFO] running `Command { std: "docker" "start" "-a" "1dee07baca3158cc3745b37bf8175906b264216c1371f97a498f11d6cc329ad5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.89 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling parking_lot_core v0.9.1 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Compiling anyhow v1.0.56 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.8.2 [INFO] [stderr] Compiling quote v1.0.16 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking tokio v1.17.0 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking rust-components v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `a` is never read [INFO] [stdout] --> src/lib.rs:185:9 [INFO] [stdout] | [INFO] [stdout] 184 | struct TestComponentB { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 185 | a: Arc, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a` and `b` are never read [INFO] [stdout] --> src/lib.rs:189:9 [INFO] [stdout] | [INFO] [stdout] 188 | struct TestComponentC { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 189 | a: Arc, [INFO] [stdout] | ^ [INFO] [stdout] 190 | b: Arc, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `b` and `c` are never read [INFO] [stdout] --> src/lib.rs:194:9 [INFO] [stdout] | [INFO] [stdout] 193 | struct TestComponentD { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 194 | b: Arc, [INFO] [stdout] | ^ [INFO] [stdout] 195 | c: Arc, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.28s [INFO] running `Command { std: "docker" "inspect" "1dee07baca3158cc3745b37bf8175906b264216c1371f97a498f11d6cc329ad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dee07baca3158cc3745b37bf8175906b264216c1371f97a498f11d6cc329ad5", kill_on_drop: false }` [INFO] [stdout] 1dee07baca3158cc3745b37bf8175906b264216c1371f97a498f11d6cc329ad5