[INFO] fetching crate display_bytes 0.2.1...
[INFO] testing display_bytes-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate display_bytes 0.2.1 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate display_bytes 0.2.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate display_bytes 0.2.1
[INFO] finished tweaking crates.io crate display_bytes 0.2.1
[INFO] tweaked toml for crates.io crate display_bytes 0.2.1 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb1b8ed47e27446915fb5ebf4d73f4f769e899c52da5993c3f20f40eec87e48d
[INFO] running `Command { std: "docker" "start" "-a" "bb1b8ed47e27446915fb5ebf4d73f4f769e899c52da5993c3f20f40eec87e48d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb1b8ed47e27446915fb5ebf4d73f4f769e899c52da5993c3f20f40eec87e48d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb1b8ed47e27446915fb5ebf4d73f4f769e899c52da5993c3f20f40eec87e48d", kill_on_drop: false }`
[INFO] [stdout] bb1b8ed47e27446915fb5ebf4d73f4f769e899c52da5993c3f20f40eec87e48d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 111eeded8bc4f24a454bed76890948c33c4d557e9b053a49e95dfababb83e385
[INFO] running `Command { std: "docker" "start" "-a" "111eeded8bc4f24a454bed76890948c33c4d557e9b053a49e95dfababb83e385", kill_on_drop: false }`
[INFO] [stderr]    Compiling display_bytes v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/base64.rs:25:57
[INFO] [stdout]    |
[INFO] [stdout] 25 |             let mut buf: [u8; BUF_SIZE] = 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 1.22s
[INFO] running `Command { std: "docker" "inspect" "111eeded8bc4f24a454bed76890948c33c4d557e9b053a49e95dfababb83e385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "111eeded8bc4f24a454bed76890948c33c4d557e9b053a49e95dfababb83e385", kill_on_drop: false }`
[INFO] [stdout] 111eeded8bc4f24a454bed76890948c33c4d557e9b053a49e95dfababb83e385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1e0e5e84040ac4e4dd1d77c6be1bd941fb37015605a2fe96dd3a2d0a137797a
[INFO] running `Command { std: "docker" "start" "-a" "b1e0e5e84040ac4e4dd1d77c6be1bd941fb37015605a2fe96dd3a2d0a137797a", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/base64.rs:25:57
[INFO] [stdout]    |
[INFO] [stdout] 25 |             let mut buf: [u8; BUF_SIZE] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling display_bytes v0.2.1 (/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/base64.rs:25:57
[INFO] [stdout]    |
[INFO] [stdout] 25 |             let mut buf: [u8; BUF_SIZE] = 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 0.70s
[INFO] running `Command { std: "docker" "inspect" "b1e0e5e84040ac4e4dd1d77c6be1bd941fb37015605a2fe96dd3a2d0a137797a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e0e5e84040ac4e4dd1d77c6be1bd941fb37015605a2fe96dd3a2d0a137797a", kill_on_drop: false }`
[INFO] [stdout] b1e0e5e84040ac4e4dd1d77c6be1bd941fb37015605a2fe96dd3a2d0a137797a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e4b45930bae11afd9f9952f206da91028b092d20b2348fd83d9e4de1efd10837
[INFO] running `Command { std: "docker" "start" "-a" "e4b45930bae11afd9f9952f206da91028b092d20b2348fd83d9e4de1efd10837", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/base64.rs:25:57
[INFO] [stderr]    |
[INFO] [stderr] 25 |             let mut buf: [u8; BUF_SIZE] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `display_bytes` (lib) generated 1 warning
[INFO] [stderr] warning: `display_bytes` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/display_bytes-f3dac73996ae1615)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test base64::test_base64 ... ok
[INFO] [stdout] test test_invert_delims ... ok
[INFO] [stderr]    Doc-tests display_bytes
[INFO] [stdout] test hex::test_hex ... ok
[INFO] [stdout] test test_memoization ... ok
[INFO] [stdout] test basic_test ... ok
[INFO] [stdout] test test_print_terminators ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e4b45930bae11afd9f9952f206da91028b092d20b2348fd83d9e4de1efd10837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4b45930bae11afd9f9952f206da91028b092d20b2348fd83d9e4de1efd10837", kill_on_drop: false }`
[INFO] [stdout] e4b45930bae11afd9f9952f206da91028b092d20b2348fd83d9e4de1efd10837