[INFO] fetching crate maybe_box 1.0.0...
[INFO] testing maybe_box-1.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate maybe_box 1.0.0 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate maybe_box 1.0.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maybe_box 1.0.0
[INFO] finished tweaking crates.io crate maybe_box 1.0.0
[INFO] tweaked toml for crates.io crate maybe_box 1.0.0 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12f5ca5f10f73baf55cda90c2bcfb594fcbeff9a3bef41e9f581de2f2987f89d
[INFO] running `Command { std: "docker" "start" "-a" "12f5ca5f10f73baf55cda90c2bcfb594fcbeff9a3bef41e9f581de2f2987f89d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12f5ca5f10f73baf55cda90c2bcfb594fcbeff9a3bef41e9f581de2f2987f89d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12f5ca5f10f73baf55cda90c2bcfb594fcbeff9a3bef41e9f581de2f2987f89d", kill_on_drop: false }`
[INFO] [stdout] 12f5ca5f10f73baf55cda90c2bcfb594fcbeff9a3bef41e9f581de2f2987f89d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e82ca3ad10ff9afe12eca890555cdf06118fb7f8516fa84bb857d471111b7c7
[INFO] running `Command { std: "docker" "start" "-a" "9e82ca3ad10ff9afe12eca890555cdf06118fb7f8516fa84bb857d471111b7c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe_box v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:76:50
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut new: MaybeBox<T> = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "9e82ca3ad10ff9afe12eca890555cdf06118fb7f8516fa84bb857d471111b7c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e82ca3ad10ff9afe12eca890555cdf06118fb7f8516fa84bb857d471111b7c7", kill_on_drop: false }`
[INFO] [stdout] 9e82ca3ad10ff9afe12eca890555cdf06118fb7f8516fa84bb857d471111b7c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74d59e1b4be1d5f8bd6f67294554d2e1947cdcc87051c37e7fb1c33d6b6472e3
[INFO] running `Command { std: "docker" "start" "-a" "74d59e1b4be1d5f8bd6f67294554d2e1947cdcc87051c37e7fb1c33d6b6472e3", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:76:50
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut new: MaybeBox<T> = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling maybe_box v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:76:50
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut new: MaybeBox<T> = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "74d59e1b4be1d5f8bd6f67294554d2e1947cdcc87051c37e7fb1c33d6b6472e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74d59e1b4be1d5f8bd6f67294554d2e1947cdcc87051c37e7fb1c33d6b6472e3", kill_on_drop: false }`
[INFO] [stdout] 74d59e1b4be1d5f8bd6f67294554d2e1947cdcc87051c37e7fb1c33d6b6472e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ff7945e1f8feb527109d8bd8ee10f68070b97cc726ca96f25e597607e99ac590
[INFO] running `Command { std: "docker" "start" "-a" "ff7945e1f8feb527109d8bd8ee10f68070b97cc726ca96f25e597607e99ac590", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/lib.rs:76:50
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let mut new: MaybeBox<T> = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `maybe_box` (lib) generated 1 warning
[INFO] [stderr] warning: `maybe_box` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/maybe_box-fe3eb1badcb68bbd)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests maybe_box
[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" "ff7945e1f8feb527109d8bd8ee10f68070b97cc726ca96f25e597607e99ac590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff7945e1f8feb527109d8bd8ee10f68070b97cc726ca96f25e597607e99ac590", kill_on_drop: false }`
[INFO] [stdout] ff7945e1f8feb527109d8bd8ee10f68070b97cc726ca96f25e597607e99ac590