[INFO] fetching crate gift 0.10.0...
[INFO] testing gift-0.10.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate gift 0.10.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate gift 0.10.0 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 gift 0.10.0
[INFO] finished tweaking crates.io crate gift 0.10.0
[INFO] tweaked toml for crates.io crate gift 0.10.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate gift 0.10.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.0
[INFO] [stderr]   Downloaded syn v1.0.46
[INFO] [stderr]   Downloaded pix v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 7d3e417c8627e059e3e70409d1318f044e907d642027e72027d9d6e868aec41a
[INFO] running `Command { std: "docker" "start" "-a" "7d3e417c8627e059e3e70409d1318f044e907d642027e72027d9d6e868aec41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d3e417c8627e059e3e70409d1318f044e907d642027e72027d9d6e868aec41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d3e417c8627e059e3e70409d1318f044e907d642027e72027d9d6e868aec41a", kill_on_drop: false }`
[INFO] [stdout] 7d3e417c8627e059e3e70409d1318f044e907d642027e72027d9d6e868aec41a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 36e0d38ed1a5090440a0acfc06f09c146c8bf08f74aafbfe5b9c23f93abf833c
[INFO] running `Command { std: "docker" "start" "-a" "36e0d38ed1a5090440a0acfc06f09c146c8bf08f74aafbfe5b9c23f93abf833c", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling pix v0.13.1
[INFO] [stderr]    Compiling gift v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.57s
[INFO] running `Command { std: "docker" "inspect" "36e0d38ed1a5090440a0acfc06f09c146c8bf08f74aafbfe5b9c23f93abf833c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e0d38ed1a5090440a0acfc06f09c146c8bf08f74aafbfe5b9c23f93abf833c", kill_on_drop: false }`
[INFO] [stdout] 36e0d38ed1a5090440a0acfc06f09c146c8bf08f74aafbfe5b9c23f93abf833c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 0b355f37431225aebcc36a5f8c068f9350b2e0c8a75f2eb206ddf8f2e266face
[INFO] running `Command { std: "docker" "start" "-a" "0b355f37431225aebcc36a5f8c068f9350b2e0c8a75f2eb206ddf8f2e266face", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling syn v1.0.46
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling gift v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 33.74s
[INFO] running `Command { std: "docker" "inspect" "0b355f37431225aebcc36a5f8c068f9350b2e0c8a75f2eb206ddf8f2e266face", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b355f37431225aebcc36a5f8c068f9350b2e0c8a75f2eb206ddf8f2e266face", kill_on_drop: false }`
[INFO] [stdout] 0b355f37431225aebcc36a5f8c068f9350b2e0c8a75f2eb206ddf8f2e266face
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 4126227e346116d2398e3f52a834be19e62f589e7c13930dec66bc5d757dc4ab
[INFO] running `Command { std: "docker" "start" "-a" "4126227e346116d2398e3f52a834be19e62f589e7c13930dec66bc5d757dc4ab", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gift-3b1cdbc4ecc19e58)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test block::test::loop_count ... ok
[INFO] [stdout] test decode::test::iterator ... ok
[INFO] [stdout] test encode::test::enc_2x2 ... ok
[INFO] [stdout] test decode::test::block_1 ... ok
[INFO] [stdout] test encode::test::high_bits ... ok
[INFO] [stdout] test block::test::color_table_len ... ok
[INFO] [stdout] test decode::test::empty ... ok
[INFO] [stdout] test decode::test::frame_1 ... ok
[INFO] [stdout] test block::test::block_size ... ok
[INFO] [stdout] test encode::test::enc_4x4 ... ok
[INFO] [stdout] test encode::test::enc_3x3 ... ok
[INFO] [stdout] test decode::test::image_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gift
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/private.rs - private::Encoder (line 197) ... ok
[INFO] [stdout] test src/decode.rs - decode::Frames (line 413) ... ok
[INFO] [stdout] test src/decode.rs - decode::Steps (line 606) ... ok
[INFO] [stdout] test src/decode.rs - decode::Blocks (line 19) ... ok
[INFO] [stdout] test src/private.rs - private::Decoder (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4126227e346116d2398e3f52a834be19e62f589e7c13930dec66bc5d757dc4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4126227e346116d2398e3f52a834be19e62f589e7c13930dec66bc5d757dc4ab", kill_on_drop: false }`
[INFO] [stdout] 4126227e346116d2398e3f52a834be19e62f589e7c13930dec66bc5d757dc4ab