[INFO] fetching crate jacdac-rs 0.1.0...
[INFO] testing jacdac-rs-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate jacdac-rs 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate jacdac-rs 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate jacdac-rs 0.1.0
[INFO] tweaked toml for crates.io crate jacdac-rs 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate jacdac-rs 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jacdac-rs 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded circular-buffer v0.1.9
[INFO] [stderr]   Downloaded crc16 v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41b619da5ac8c85d4f03a5ec9db5b095851362517b5c193a3341cf53eeb5663d
[INFO] running `Command { std: "docker" "start" "-a" "41b619da5ac8c85d4f03a5ec9db5b095851362517b5c193a3341cf53eeb5663d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41b619da5ac8c85d4f03a5ec9db5b095851362517b5c193a3341cf53eeb5663d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b619da5ac8c85d4f03a5ec9db5b095851362517b5c193a3341cf53eeb5663d", kill_on_drop: false }`
[INFO] [stdout] 41b619da5ac8c85d4f03a5ec9db5b095851362517b5c193a3341cf53eeb5663d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62de1a94e67771fe1c2043e39753d571037817424629251150b0b6503d56ff0f
[INFO] running `Command { std: "docker" "start" "-a" "62de1a94e67771fe1c2043e39753d571037817424629251150b0b6503d56ff0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling circular-buffer v0.1.9
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling jacdac-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "62de1a94e67771fe1c2043e39753d571037817424629251150b0b6503d56ff0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62de1a94e67771fe1c2043e39753d571037817424629251150b0b6503d56ff0f", kill_on_drop: false }`
[INFO] [stdout] 62de1a94e67771fe1c2043e39753d571037817424629251150b0b6503d56ff0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88ea2ff0482665c2cc11df96f110402c6e5c7dc9a0cefb8c171f06d3ca42d085
[INFO] running `Command { std: "docker" "start" "-a" "88ea2ff0482665c2cc11df96f110402c6e5c7dc9a0cefb8c171f06d3ca42d085", kill_on_drop: false }`
[INFO] [stderr]    Compiling jacdac-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "88ea2ff0482665c2cc11df96f110402c6e5c7dc9a0cefb8c171f06d3ca42d085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88ea2ff0482665c2cc11df96f110402c6e5c7dc9a0cefb8c171f06d3ca42d085", kill_on_drop: false }`
[INFO] [stdout] 88ea2ff0482665c2cc11df96f110402c6e5c7dc9a0cefb8c171f06d3ca42d085
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ecb51f053c7a1d5a341245eade5bf746ed1d4b59beb44e79de038eb8863e6a9e
[INFO] running `Command { std: "docker" "start" "-a" "ecb51f053c7a1d5a341245eade5bf746ed1d4b59beb44e79de038eb8863e6a9e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jacdac_rs-127ae22b69a48b1f)
[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] [stderr]    Doc-tests jacdac_rs
[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" "ecb51f053c7a1d5a341245eade5bf746ed1d4b59beb44e79de038eb8863e6a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb51f053c7a1d5a341245eade5bf746ed1d4b59beb44e79de038eb8863e6a9e", kill_on_drop: false }`
[INFO] [stdout] ecb51f053c7a1d5a341245eade5bf746ed1d4b59beb44e79de038eb8863e6a9e