[INFO] cloning repository https://github.com/hone/rust-buildpack [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hone/rust-buildpack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhone%2Frust-buildpack", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhone%2Frust-buildpack'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1e64610c680270db0651773e53dcfad73c851ed4 [INFO] testing hone/rust-buildpack/1e64610c680270db0651773e53dcfad73c851ed4 against 1.84.0 for beta-1.85-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhone%2Frust-buildpack" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hone/rust-buildpack on toolchain 1.84.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hone/rust-buildpack [INFO] finished tweaking git repo https://github.com/hone/rust-buildpack [INFO] tweaked toml for git repo https://github.com/hone/rust-buildpack written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/hone/rust-buildpack 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" "+1.84.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 978006f01abcbc5b35f24a602c414e23b1632470aa5c0a0a44cf317a47204a3b [INFO] running `Command { std: "docker" "start" "-a" "978006f01abcbc5b35f24a602c414e23b1632470aa5c0a0a44cf317a47204a3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "978006f01abcbc5b35f24a602c414e23b1632470aa5c0a0a44cf317a47204a3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "978006f01abcbc5b35f24a602c414e23b1632470aa5c0a0a44cf317a47204a3b", kill_on_drop: false }` [INFO] [stdout] 978006f01abcbc5b35f24a602c414e23b1632470aa5c0a0a44cf317a47204a3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6a687d664678c6d0d63f88b129cc20d4b0afbfacd4ba55588ae29ab2b802345 [INFO] running `Command { std: "docker" "start" "-a" "d6a687d664678c6d0d63f88b129cc20d4b0afbfacd4ba55588ae29ab2b802345", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling anyhow v1.0.34 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Compiling thiserror v1.0.22 [INFO] [stderr] Compiling toml v0.5.7 [INFO] [stderr] Compiling libcnb-rs v0.1.0 (/opt/rustwide/workdir/libcnb-rs) [INFO] [stdout] warning: fields `buildpack_plan_path` and `layers_path` are never read [INFO] [stdout] --> libcnb-rs/src/build.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Build { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 9 | buildpack_plan_path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 10 | layers_path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rustup-buildpack v0.1.0 (/opt/rustwide/workdir/buildpacks/rustup-buildpack) [INFO] [stderr] Compiling cargo-buildpack v0.1.0 (/opt/rustwide/workdir/buildpacks/cargo-buildpack) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> buildpacks/rustup-buildpack/src/bin/builder.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | Build::from_args(std::env::args()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 4 | let _ = Build::from_args(std::env::args()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.37s [INFO] running `Command { std: "docker" "inspect" "d6a687d664678c6d0d63f88b129cc20d4b0afbfacd4ba55588ae29ab2b802345", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6a687d664678c6d0d63f88b129cc20d4b0afbfacd4ba55588ae29ab2b802345", kill_on_drop: false }` [INFO] [stdout] d6a687d664678c6d0d63f88b129cc20d4b0afbfacd4ba55588ae29ab2b802345 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b5da3dc7ad19d86875f1bd564c314163953b3678cd3d0711febd96152cfbcab [INFO] running `Command { std: "docker" "start" "-a" "7b5da3dc7ad19d86875f1bd564c314163953b3678cd3d0711febd96152cfbcab", kill_on_drop: false }` [INFO] [stderr] Compiling libcnb-rs v0.1.0 (/opt/rustwide/workdir/libcnb-rs) [INFO] [stderr] Compiling rustup-buildpack v0.1.0 (/opt/rustwide/workdir/buildpacks/rustup-buildpack) [INFO] [stdout] warning: fields `buildpack_plan_path` and `layers_path` are never read [INFO] [stdout] --> libcnb-rs/src/build.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Build { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 9 | buildpack_plan_path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 10 | layers_path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling cargo-buildpack v0.1.0 (/opt/rustwide/workdir/buildpacks/cargo-buildpack) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> buildpacks/rustup-buildpack/src/bin/builder.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | Build::from_args(std::env::args()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 4 | let _ = Build::from_args(std::env::args()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `buildpack_plan_path` and `layers_path` are never read [INFO] [stdout] --> libcnb-rs/src/build.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Build { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 9 | buildpack_plan_path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 10 | layers_path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "7b5da3dc7ad19d86875f1bd564c314163953b3678cd3d0711febd96152cfbcab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b5da3dc7ad19d86875f1bd564c314163953b3678cd3d0711febd96152cfbcab", kill_on_drop: false }` [INFO] [stdout] 7b5da3dc7ad19d86875f1bd564c314163953b3678cd3d0711febd96152cfbcab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b2b69e660f877255081a2cf131f1064cc9944144035a7f47ebe741f526c44a35 [INFO] running `Command { std: "docker" "start" "-a" "b2b69e660f877255081a2cf131f1064cc9944144035a7f47ebe741f526c44a35", kill_on_drop: false }` [INFO] [stderr] warning: fields `buildpack_plan_path` and `layers_path` are never read [INFO] [stderr] --> libcnb-rs/src/build.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 5 | pub struct Build { [INFO] [stderr] | ----- fields in this struct [INFO] [stderr] ... [INFO] [stderr] 9 | buildpack_plan_path: PathBuf, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 10 | layers_path: PathBuf, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `libcnb-rs` (lib) generated 1 warning [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> buildpacks/rustup-buildpack/src/bin/builder.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | Build::from_args(std::env::args()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 4 | let _ = Build::from_args(std::env::args()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `rustup-buildpack` (bin "rustup-build" test) generated 1 warning [INFO] [stderr] warning: `libcnb-rs` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/bin/detect.rs (/opt/rustwide/target/debug/deps/cargo_detect-7e383f4ba7cf3059) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libcnb_rs-7a27f0ff9ee71143) [INFO] [stderr] Running unittests src/bin/builder.rs (/opt/rustwide/target/debug/deps/rustup_build-338b9ee637168591) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/detect.rs (/opt/rustwide/target/debug/deps/rustup_detect-2654f8e8f7d43262) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests libcnb_rs [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b2b69e660f877255081a2cf131f1064cc9944144035a7f47ebe741f526c44a35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2b69e660f877255081a2cf131f1064cc9944144035a7f47ebe741f526c44a35", kill_on_drop: false }` [INFO] [stdout] b2b69e660f877255081a2cf131f1064cc9944144035a7f47ebe741f526c44a35