[INFO] fetching crate uuidtoa 0.1.1...
[INFO] testing uuidtoa-0.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate uuidtoa 0.1.1 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate uuidtoa 0.1.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uuidtoa 0.1.1
[INFO] finished tweaking crates.io crate uuidtoa 0.1.1
[INFO] tweaked toml for crates.io crate uuidtoa 0.1.1 written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a075bc06f6577fa8e3f81ff02ebe27c99262635af9106e40ff8b105eb0b60da3
[INFO] running `Command { std: "docker" "start" "-a" "a075bc06f6577fa8e3f81ff02ebe27c99262635af9106e40ff8b105eb0b60da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a075bc06f6577fa8e3f81ff02ebe27c99262635af9106e40ff8b105eb0b60da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a075bc06f6577fa8e3f81ff02ebe27c99262635af9106e40ff8b105eb0b60da3", kill_on_drop: false }`
[INFO] [stdout] a075bc06f6577fa8e3f81ff02ebe27c99262635af9106e40ff8b105eb0b60da3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47f64f4b39fab39089557e9b98170b9797ead1d4cd10b5f82b9dbe1f0fc47e99
[INFO] running `Command { std: "docker" "start" "-a" "47f64f4b39fab39089557e9b98170b9797ead1d4cd10b5f82b9dbe1f0fc47e99", kill_on_drop: false }`
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling uuidtoa v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:98:43
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let mut buf: [u8; 36] = 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 0.67s
[INFO] running `Command { std: "docker" "inspect" "47f64f4b39fab39089557e9b98170b9797ead1d4cd10b5f82b9dbe1f0fc47e99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47f64f4b39fab39089557e9b98170b9797ead1d4cd10b5f82b9dbe1f0fc47e99", kill_on_drop: false }`
[INFO] [stdout] 47f64f4b39fab39089557e9b98170b9797ead1d4cd10b5f82b9dbe1f0fc47e99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20c6c0cc528c3e3976126210e90086b97f2e94c5e2afb5319e620508df264f4b
[INFO] running `Command { std: "docker" "start" "-a" "20c6c0cc528c3e3976126210e90086b97f2e94c5e2afb5319e620508df264f4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling uuidtoa v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:98:43
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let mut buf: [u8; 36] = 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] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:98:43
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let mut buf: [u8; 36] = 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 0.51s
[INFO] running `Command { std: "docker" "inspect" "20c6c0cc528c3e3976126210e90086b97f2e94c5e2afb5319e620508df264f4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20c6c0cc528c3e3976126210e90086b97f2e94c5e2afb5319e620508df264f4b", kill_on_drop: false }`
[INFO] [stdout] 20c6c0cc528c3e3976126210e90086b97f2e94c5e2afb5319e620508df264f4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8fd9e3c74a688fb9cc9fdf8eaf69e6e3ce876351429e63d0923dd94c9f74255e
[INFO] running `Command { std: "docker" "start" "-a" "8fd9e3c74a688fb9cc9fdf8eaf69e6e3ce876351429e63d0923dd94c9f74255e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/lib.rs:98:43
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let mut buf: [u8; 36] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `uuidtoa` (lib) generated 1 warning
[INFO] [stderr] warning: `uuidtoa` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uuidtoa-b8b6083ef80aa781)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::to_lower_works ... ok
[INFO] [stdout] test tests::to_upper_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uuidtoa
[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" "8fd9e3c74a688fb9cc9fdf8eaf69e6e3ce876351429e63d0923dd94c9f74255e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd9e3c74a688fb9cc9fdf8eaf69e6e3ce876351429e63d0923dd94c9f74255e", kill_on_drop: false }`
[INFO] [stdout] 8fd9e3c74a688fb9cc9fdf8eaf69e6e3ce876351429e63d0923dd94c9f74255e