[INFO] fetching crate flo_float_encoder 0.1.0...
[INFO] testing flo_float_encoder-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate flo_float_encoder 0.1.0 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate flo_float_encoder 0.1.0 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 flo_float_encoder 0.1.0
[INFO] finished tweaking crates.io crate flo_float_encoder 0.1.0
[INFO] tweaked toml for crates.io crate flo_float_encoder 0.1.0 written to /workspace/builds/worker-72/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] [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-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] b18388f9fb963da39bd2a76a4ad668f35a4bdba6964058df4abc3e1611bb75c0
[INFO] running `Command { std: "docker" "start" "-a" "b18388f9fb963da39bd2a76a4ad668f35a4bdba6964058df4abc3e1611bb75c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b18388f9fb963da39bd2a76a4ad668f35a4bdba6964058df4abc3e1611bb75c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b18388f9fb963da39bd2a76a4ad668f35a4bdba6964058df4abc3e1611bb75c0", kill_on_drop: false }`
[INFO] [stdout] b18388f9fb963da39bd2a76a4ad668f35a4bdba6964058df4abc3e1611bb75c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 0ed1d0cfaa259ca8fc57f213e040424c0481623265ef79a776fca49231a58493
[INFO] running `Command { std: "docker" "start" "-a" "0ed1d0cfaa259ca8fc57f213e040424c0481623265ef79a776fca49231a58493", kill_on_drop: false }`
[INFO] [stderr]    Compiling flo_float_encoder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "0ed1d0cfaa259ca8fc57f213e040424c0481623265ef79a776fca49231a58493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ed1d0cfaa259ca8fc57f213e040424c0481623265ef79a776fca49231a58493", kill_on_drop: false }`
[INFO] [stdout] 0ed1d0cfaa259ca8fc57f213e040424c0481623265ef79a776fca49231a58493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] c0b6acbb77e6ec984c2fe7971522151d92107ea4746cc198061339a39179e5a1
[INFO] running `Command { std: "docker" "start" "-a" "c0b6acbb77e6ec984c2fe7971522151d92107ea4746cc198061339a39179e5a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling flo_float_encoder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "c0b6acbb77e6ec984c2fe7971522151d92107ea4746cc198061339a39179e5a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b6acbb77e6ec984c2fe7971522151d92107ea4746cc198061339a39179e5a1", kill_on_drop: false }`
[INFO] [stdout] c0b6acbb77e6ec984c2fe7971522151d92107ea4746cc198061339a39179e5a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 64764e74f494b12569244eaf047e1b284437ca30421d321d79b22e2ce7d4935d
[INFO] running `Command { std: "docker" "start" "-a" "64764e74f494b12569244eaf047e1b284437ca30421d321d79b22e2ce7d4935d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flo_float_encoder-9ce17c8c79aad703)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test::can_decode_126 ... ok
[INFO] [stdout] test test::can_decode_127 ... ok
[INFO] [stdout] test test::can_decode_big_value ... ok
[INFO] [stdout] test test::can_decode_infinity ... ok
[INFO] [stdout] test test::can_decode_minus_126 ... ok
[INFO] [stdout] test test::can_decode_minus_127 ... ok
[INFO] [stdout] test test::can_decode_minus_one_point_five ... ok
[INFO] [stdout] test test::can_decode_nan ... ok
[INFO] [stdout] test test::can_decode_one_point_five ... ok
[INFO] [stdout] test test::can_decode_sequence ... ok
[INFO] [stdout] test test::can_decode_zero ... ok
[INFO] [stdout] test test::can_encode_sequence ... ok
[INFO] [stdout] test test::can_recover_from_infinity ... ok
[INFO] [stdout] test test::can_recover_from_nan ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flo_float_encoder
[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" "64764e74f494b12569244eaf047e1b284437ca30421d321d79b22e2ce7d4935d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64764e74f494b12569244eaf047e1b284437ca30421d321d79b22e2ce7d4935d", kill_on_drop: false }`
[INFO] [stdout] 64764e74f494b12569244eaf047e1b284437ca30421d321d79b22e2ce7d4935d