[INFO] cloning repository https://github.com/tawachan/rust-study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tawachan/rust-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawachan%2Frust-study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawachan%2Frust-study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86bb2237195344cc4ccea87ff73c9f03176a3318
[INFO] testing tawachan/rust-study against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawachan%2Frust-study" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tawachan/rust-study on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tawachan/rust-study
[INFO] finished tweaking git repo https://github.com/tawachan/rust-study
[INFO] tweaked toml for git repo https://github.com/tawachan/rust-study written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tawachan/rust-study already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 502936f8a2d615a87af52747bb62d9c0084d59247631350311366345ae90ca96
[INFO] running `Command { std: "docker" "start" "-a" "502936f8a2d615a87af52747bb62d9c0084d59247631350311366345ae90ca96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "502936f8a2d615a87af52747bb62d9c0084d59247631350311366345ae90ca96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "502936f8a2d615a87af52747bb62d9c0084d59247631350311366345ae90ca96", kill_on_drop: false }`
[INFO] [stdout] 502936f8a2d615a87af52747bb62d9c0084d59247631350311366345ae90ca96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0e1c2de8f3b81fe7378f1487cc138e0fa5a374c36b91c3c91905c60bf7ad366
[INFO] running `Command { std: "docker" "start" "-a" "e0e1c2de8f3b81fe7378f1487cc138e0fa5a374c36b91c3c91905c60bf7ad366", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/done.rs:227:7
[INFO] [stdout]     |
[INFO] [stdout] 227 |   let a: PointWith<u16> = PointWith { x: 1, y: 1 };
[INFO] [stdout]     |       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/done.rs:228:7
[INFO] [stdout]     |
[INFO] [stdout] 228 |   let b: PointWith<f32> = PointWith { x: 1.0, y: 1.0 };
[INFO] [stdout]     |       ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]   --> src/done.rs:95:3
[INFO] [stdout]    |
[INFO] [stdout] 95 |   Red,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Green`
[INFO] [stdout]   --> src/done.rs:96:3
[INFO] [stdout]    |
[INFO] [stdout] 96 |   Green,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blue`
[INFO] [stdout]   --> src/done.rs:97:3
[INFO] [stdout]    |
[INFO] [stdout] 97 |   Blue,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]    --> src/done.rs:222:3
[INFO] [stdout]     |
[INFO] [stdout] 222 |   x: T,
[INFO] [stdout]     |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]    --> src/done.rs:223:3
[INFO] [stdout]     |
[INFO] [stdout] 223 |   y: T,
[INFO] [stdout]     |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "e0e1c2de8f3b81fe7378f1487cc138e0fa5a374c36b91c3c91905c60bf7ad366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0e1c2de8f3b81fe7378f1487cc138e0fa5a374c36b91c3c91905c60bf7ad366", kill_on_drop: false }`
[INFO] [stdout] e0e1c2de8f3b81fe7378f1487cc138e0fa5a374c36b91c3c91905c60bf7ad366
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0529a537b37f729d2f0f22a1cd2fd799ff292f5620b1882fc4fca9969c9b8651
[INFO] running `Command { std: "docker" "start" "-a" "0529a537b37f729d2f0f22a1cd2fd799ff292f5620b1882fc4fca9969c9b8651", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/done.rs:227:7
[INFO] [stdout]     |
[INFO] [stdout] 227 |   let a: PointWith<u16> = PointWith { x: 1, y: 1 };
[INFO] [stdout]     |       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/done.rs:228:7
[INFO] [stdout]     |
[INFO] [stdout] 228 |   let b: PointWith<f32> = PointWith { x: 1.0, y: 1.0 };
[INFO] [stdout]     |       ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]   --> src/done.rs:95:3
[INFO] [stdout]    |
[INFO] [stdout] 95 |   Red,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Green`
[INFO] [stdout]   --> src/done.rs:96:3
[INFO] [stdout]    |
[INFO] [stdout] 96 |   Green,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blue`
[INFO] [stdout]   --> src/done.rs:97:3
[INFO] [stdout]    |
[INFO] [stdout] 97 |   Blue,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]    --> src/done.rs:222:3
[INFO] [stdout]     |
[INFO] [stdout] 222 |   x: T,
[INFO] [stdout]     |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]    --> src/done.rs:223:3
[INFO] [stdout]     |
[INFO] [stdout] 223 |   y: T,
[INFO] [stdout]     |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_study-7cc72163a3364689)
[INFO] running `Command { std: "docker" "inspect" "0529a537b37f729d2f0f22a1cd2fd799ff292f5620b1882fc4fca9969c9b8651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0529a537b37f729d2f0f22a1cd2fd799ff292f5620b1882fc4fca9969c9b8651", kill_on_drop: false }`
[INFO] [stdout] 0529a537b37f729d2f0f22a1cd2fd799ff292f5620b1882fc4fca9969c9b8651
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c4b76c1f055d08d88f89e8d3c162f113cad5b525f00e2d90db98fd3c48931bd
[INFO] running `Command { std: "docker" "start" "-a" "7c4b76c1f055d08d88f89e8d3c162f113cad5b525f00e2d90db98fd3c48931bd", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/done.rs:227:7
[INFO] [stderr]     |
[INFO] [stderr] 227 |   let a: PointWith<u16> = PointWith { x: 1, y: 1 };
[INFO] [stderr]     |       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/done.rs:228:7
[INFO] [stderr]     |
[INFO] [stderr] 228 |   let b: PointWith<f32> = PointWith { x: 1.0, y: 1.0 };
[INFO] [stderr]     |       ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Red`
[INFO] [stderr]   --> src/done.rs:95:3
[INFO] [stderr]    |
[INFO] [stderr] 95 |   Red,
[INFO] [stderr]    |   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Green`
[INFO] [stderr]   --> src/done.rs:96:3
[INFO] [stderr]    |
[INFO] [stderr] 96 |   Green,
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Blue`
[INFO] [stderr]   --> src/done.rs:97:3
[INFO] [stderr]    |
[INFO] [stderr] 97 |   Blue,
[INFO] [stderr]    |   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `x`
[INFO] [stderr]    --> src/done.rs:222:3
[INFO] [stderr]     |
[INFO] [stderr] 222 |   x: T,
[INFO] [stderr]     |   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `y`
[INFO] [stderr]    --> src/done.rs:223:3
[INFO] [stderr]     |
[INFO] [stderr] 223 |   y: T,
[INFO] [stderr]     |   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-study` (bin "rust-study" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_study-7cc72163a3364689)
[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" "7c4b76c1f055d08d88f89e8d3c162f113cad5b525f00e2d90db98fd3c48931bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c4b76c1f055d08d88f89e8d3c162f113cad5b525f00e2d90db98fd3c48931bd", kill_on_drop: false }`
[INFO] [stdout] 7c4b76c1f055d08d88f89e8d3c162f113cad5b525f00e2d90db98fd3c48931bd