[INFO] fetching crate teensy-loader 0.1.2...
[INFO] testing teensy-loader-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate teensy-loader 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate teensy-loader 0.1.2 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 teensy-loader 0.1.2
[INFO] finished tweaking crates.io crate teensy-loader 0.1.2
[INFO] tweaked toml for crates.io crate teensy-loader 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate teensy-loader 0.1.2 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 rusb v0.5.1
[INFO] [stderr]   Downloaded cc v1.0.42
[INFO] [stderr]   Downloaded elf v0.0.10
[INFO] [stderr]   Downloaded libusb1-sys v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] c59407d8b5af1180ad3ca9763dcfb4379bc140020810742fed62eb1366c63575
[INFO] running `Command { std: "docker" "start" "-a" "c59407d8b5af1180ad3ca9763dcfb4379bc140020810742fed62eb1366c63575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c59407d8b5af1180ad3ca9763dcfb4379bc140020810742fed62eb1366c63575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c59407d8b5af1180ad3ca9763dcfb4379bc140020810742fed62eb1366c63575", kill_on_drop: false }`
[INFO] [stdout] c59407d8b5af1180ad3ca9763dcfb4379bc140020810742fed62eb1366c63575
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] deb4841c8aa4ef088b29a114cc3ded3d978bbe1a7b86b75a9a610f9a60e02dff
[INFO] running `Command { std: "docker" "start" "-a" "deb4841c8aa4ef088b29a114cc3ded3d978bbe1a7b86b75a9a610f9a60e02dff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling cc v1.0.42
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling elf v0.0.10
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling filetime v0.2.7
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling backtrace v0.3.37
[INFO] [stderr]    Compiling libusb1-sys v0.3.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling rusb v0.5.1
[INFO] [stderr]    Compiling teensy-loader v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/payload.rs:85:26
[INFO] [stdout]    |
[INFO] [stdout] 85 |                     .map({ |v| Some(*v) })
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` 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 13.60s
[INFO] running `Command { std: "docker" "inspect" "deb4841c8aa4ef088b29a114cc3ded3d978bbe1a7b86b75a9a610f9a60e02dff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deb4841c8aa4ef088b29a114cc3ded3d978bbe1a7b86b75a9a610f9a60e02dff", kill_on_drop: false }`
[INFO] [stdout] deb4841c8aa4ef088b29a114cc3ded3d978bbe1a7b86b75a9a610f9a60e02dff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] e12532b7185dc5e2da857adf97fcdeb724b8a50557145d2cacd5697b0c8af5d8
[INFO] running `Command { std: "docker" "start" "-a" "e12532b7185dc5e2da857adf97fcdeb724b8a50557145d2cacd5697b0c8af5d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling teensy-loader v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/payload.rs:85:26
[INFO] [stdout]    |
[INFO] [stdout] 85 |                     .map({ |v| Some(*v) })
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` 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 1.32s
[INFO] running `Command { std: "docker" "inspect" "e12532b7185dc5e2da857adf97fcdeb724b8a50557145d2cacd5697b0c8af5d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e12532b7185dc5e2da857adf97fcdeb724b8a50557145d2cacd5697b0c8af5d8", kill_on_drop: false }`
[INFO] [stdout] e12532b7185dc5e2da857adf97fcdeb724b8a50557145d2cacd5697b0c8af5d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 89ce26741c1334a7815d8aacc9aa254938b91c88e9c6827e2b38aaf0fd9ef05f
[INFO] running `Command { std: "docker" "start" "-a" "89ce26741c1334a7815d8aacc9aa254938b91c88e9c6827e2b38aaf0fd9ef05f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stdout] running 5 tests
[INFO] [stderr]   --> src/payload.rs:85:26
[INFO] [stderr]    |
[INFO] [stderr] 85 |                     .map({ |v| Some(*v) })
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `teensy-loader` (bin "teensy-loader" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/teensy_loader-9015561cebb0ebb6)
[INFO] [stdout] test payload::tests::test_iter_by_block_real_first_sector ... ok
[INFO] [stdout] test payload::tests::test_to_bin_base_0 ... ok
[INFO] [stdout] test payload::tests::test_iter_by_block_fake_first_sector ... ok
[INFO] [stdout] test payload::tests::test_iter_by_block_offset ... ok
[INFO] [stdout] test payload::tests::test_to_bin_base_non0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "89ce26741c1334a7815d8aacc9aa254938b91c88e9c6827e2b38aaf0fd9ef05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89ce26741c1334a7815d8aacc9aa254938b91c88e9c6827e2b38aaf0fd9ef05f", kill_on_drop: false }`
[INFO] [stdout] 89ce26741c1334a7815d8aacc9aa254938b91c88e9c6827e2b38aaf0fd9ef05f