[INFO] cloning repository https://github.com/yutopp/toy-runner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yutopp/toy-runner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutopp%2Ftoy-runner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutopp%2Ftoy-runner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8bdaaa633505bdc1771c20c82c6e28d8b68b4bfa
[INFO] testing yutopp/toy-runner against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutopp%2Ftoy-runner" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yutopp/toy-runner on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yutopp/toy-runner
[INFO] finished tweaking git repo https://github.com/yutopp/toy-runner
[INFO] tweaked toml for git repo https://github.com/yutopp/toy-runner written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/yutopp/toy-runner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d947715c56a6b5e82384464fa1e08bde4f62179d30dfc1b75177561c4921887
[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" "5d947715c56a6b5e82384464fa1e08bde4f62179d30dfc1b75177561c4921887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d947715c56a6b5e82384464fa1e08bde4f62179d30dfc1b75177561c4921887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d947715c56a6b5e82384464fa1e08bde4f62179d30dfc1b75177561c4921887", kill_on_drop: false }`
[INFO] [stdout] 5d947715c56a6b5e82384464fa1e08bde4f62179d30dfc1b75177561c4921887
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--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] 8d29847de857dc704276c92b7396dadb39843252bb38f3bd1e49ad28e2fc42c9
[INFO] running `Command { std: "docker" "start" "-a" "8d29847de857dc704276c92b7396dadb39843252bb38f3bd1e49ad28e2fc42c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling toy-runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     { RawWakerVTable::new(raw_clone, raw_wake, raw_wake_by_ref, raw_drop) };
[INFO] [stdout]    |     ^^                                                                   ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 36 -     { RawWakerVTable::new(raw_clone, raw_wake, raw_wake_by_ref, raw_drop) };
[INFO] [stdout] 36 +     RawWakerVTable::new(raw_clone, raw_wake, raw_wake_by_ref, raw_drop);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "8d29847de857dc704276c92b7396dadb39843252bb38f3bd1e49ad28e2fc42c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d29847de857dc704276c92b7396dadb39843252bb38f3bd1e49ad28e2fc42c9", kill_on_drop: false }`
[INFO] [stdout] 8d29847de857dc704276c92b7396dadb39843252bb38f3bd1e49ad28e2fc42c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f81cbdf07db3532c5fa49e831fd9f530ab879298d88206b5fa6bcb99c864aa6
[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" "4f81cbdf07db3532c5fa49e831fd9f530ab879298d88206b5fa6bcb99c864aa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling toy-runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     { RawWakerVTable::new(raw_clone, raw_wake, raw_wake_by_ref, raw_drop) };
[INFO] [stdout]    |     ^^                                                                   ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 36 -     { RawWakerVTable::new(raw_clone, raw_wake, raw_wake_by_ref, raw_drop) };
[INFO] [stdout] 36 +     RawWakerVTable::new(raw_clone, raw_wake, raw_wake_by_ref, raw_drop);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "4f81cbdf07db3532c5fa49e831fd9f530ab879298d88206b5fa6bcb99c864aa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f81cbdf07db3532c5fa49e831fd9f530ab879298d88206b5fa6bcb99c864aa6", kill_on_drop: false }`
[INFO] [stdout] 4f81cbdf07db3532c5fa49e831fd9f530ab879298d88206b5fa6bcb99c864aa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fec144d640bf5b56bdea88e15ba55886180e75da142a19827b3bc90d6beafe41
[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" "fec144d640bf5b56bdea88e15ba55886180e75da142a19827b3bc90d6beafe41", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 36 |     { RawWakerVTable::new(raw_clone, raw_wake, raw_wake_by_ref, raw_drop) };
[INFO] [stdout] 
[INFO] [stderr]    |     ^^                                                                   ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 36 -     { RawWakerVTable::new(raw_clone, raw_wake, raw_wake_by_ref, raw_drop) };
[INFO] [stderr] 36 +     RawWakerVTable::new(raw_clone, raw_wake, raw_wake_by_ref, raw_drop);
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `toy-runner` (bin "toy-runner" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/toy_runner-7cfd829ccc566ade)
[INFO] running `Command { std: "docker" "inspect" "fec144d640bf5b56bdea88e15ba55886180e75da142a19827b3bc90d6beafe41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec144d640bf5b56bdea88e15ba55886180e75da142a19827b3bc90d6beafe41", kill_on_drop: false }`
[INFO] [stdout] fec144d640bf5b56bdea88e15ba55886180e75da142a19827b3bc90d6beafe41