[INFO] cloning repository https://github.com/Prashant-ioh/RustCode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Prashant-ioh/RustCode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPrashant-ioh%2FRustCode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPrashant-ioh%2FRustCode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1960b6612eafe5c7fc476cd74a8b7250848ced0d
[INFO] testing Prashant-ioh/RustCode against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPrashant-ioh%2FRustCode" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Prashant-ioh/RustCode on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Prashant-ioh/RustCode
[INFO] finished tweaking git repo https://github.com/Prashant-ioh/RustCode
[INFO] tweaked toml for git repo https://github.com/Prashant-ioh/RustCode written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Prashant-ioh/RustCode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 71f180b4c4c36d608ecf3c05fa374492525d43ad6d2bae11ff533b99827596c2
[INFO] running `Command { std: "docker" "start" "-a" "71f180b4c4c36d608ecf3c05fa374492525d43ad6d2bae11ff533b99827596c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71f180b4c4c36d608ecf3c05fa374492525d43ad6d2bae11ff533b99827596c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71f180b4c4c36d608ecf3c05fa374492525d43ad6d2bae11ff533b99827596c2", kill_on_drop: false }`
[INFO] [stdout] 71f180b4c4c36d608ecf3c05fa374492525d43ad6d2bae11ff533b99827596c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df4ff31d8ce823f3f309805e5b47c677b5ee90766a157ae3cfb4a43e905c0708
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "df4ff31d8ce823f3f309805e5b47c677b5ee90766a157ae3cfb4a43e905c0708", kill_on_drop: false }`
[INFO] [stderr]    Compiling myfirstrustproject v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]    --> src/main.rs:371:5
[INFO] [stdout]     |
[INFO] [stdout] 371 |     x: &'a i32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]    --> src/main.rs:372:5
[INFO] [stdout]     |
[INFO] [stdout] 372 |     y: &'a i32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "df4ff31d8ce823f3f309805e5b47c677b5ee90766a157ae3cfb4a43e905c0708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df4ff31d8ce823f3f309805e5b47c677b5ee90766a157ae3cfb4a43e905c0708", kill_on_drop: false }`
[INFO] [stdout] df4ff31d8ce823f3f309805e5b47c677b5ee90766a157ae3cfb4a43e905c0708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 73561c0e84cac2302e4da5dc40d62e7addd31afa595cdfd36a4611379ab13bd0
[INFO] running `Command { std: "docker" "start" "-a" "73561c0e84cac2302e4da5dc40d62e7addd31afa595cdfd36a4611379ab13bd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling myfirstrustproject v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]    --> src/main.rs:371:5
[INFO] [stdout]     |
[INFO] [stdout] 371 |     x: &'a i32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]    --> src/main.rs:372:5
[INFO] [stdout]     |
[INFO] [stdout] 372 |     y: &'a i32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "73561c0e84cac2302e4da5dc40d62e7addd31afa595cdfd36a4611379ab13bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73561c0e84cac2302e4da5dc40d62e7addd31afa595cdfd36a4611379ab13bd0", kill_on_drop: false }`
[INFO] [stdout] 73561c0e84cac2302e4da5dc40d62e7addd31afa595cdfd36a4611379ab13bd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dfb70be39dbc9fce84b53a54b36a54ae66776e62e1bca46b019f5e1d7f8695a3
[INFO] running `Command { std: "docker" "start" "-a" "dfb70be39dbc9fce84b53a54b36a54ae66776e62e1bca46b019f5e1d7f8695a3", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `x`
[INFO] [stderr]    --> src/main.rs:371:5
[INFO] [stderr]     |
[INFO] [stderr] 371 |     x: &'a i32,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `y`
[INFO] [stderr]    --> src/main.rs:372:5
[INFO] [stderr]     |
[INFO] [stderr] 372 |     y: &'a i32,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `myfirstrustproject` (bin "myfirstrustproject" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/myfirstrustproject-d88a44f980f90ae1)
[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" "dfb70be39dbc9fce84b53a54b36a54ae66776e62e1bca46b019f5e1d7f8695a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfb70be39dbc9fce84b53a54b36a54ae66776e62e1bca46b019f5e1d7f8695a3", kill_on_drop: false }`
[INFO] [stdout] dfb70be39dbc9fce84b53a54b36a54ae66776e62e1bca46b019f5e1d7f8695a3