[INFO] fetching crate brioche-ducc-serde 0.1.2-brioche...
[INFO] testing brioche-ducc-serde-0.1.2-brioche against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate brioche-ducc-serde 0.1.2-brioche into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate brioche-ducc-serde 0.1.2-brioche on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brioche-ducc-serde 0.1.2-brioche
[INFO] finished tweaking crates.io crate brioche-ducc-serde 0.1.2-brioche
[INFO] tweaked toml for crates.io crate brioche-ducc-serde 0.1.2-brioche written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded brioche-ducc v0.1.2-brioche
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfaa05a7c7e34eecb820d4419f67e94f73e245ee24997354f6ba43e9c61bf2f5
[INFO] running `Command { std: "docker" "start" "-a" "dfaa05a7c7e34eecb820d4419f67e94f73e245ee24997354f6ba43e9c61bf2f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfaa05a7c7e34eecb820d4419f67e94f73e245ee24997354f6ba43e9c61bf2f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfaa05a7c7e34eecb820d4419f67e94f73e245ee24997354f6ba43e9c61bf2f5", kill_on_drop: false }`
[INFO] [stdout] dfaa05a7c7e34eecb820d4419f67e94f73e245ee24997354f6ba43e9c61bf2f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dfc1da3783530a266c371dee9c2484bed3b218fa4af2e0ea622185143755e6b
[INFO] running `Command { std: "docker" "start" "-a" "9dfc1da3783530a266c371dee9c2484bed3b218fa4af2e0ea622185143755e6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling brioche-ducc-sys v0.1.2-brioche
[INFO] [stderr]    Compiling brioche-ducc v0.1.2-brioche
[INFO] [stderr]    Compiling brioche-ducc-serde v0.1.2-brioche (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.25s
[INFO] running `Command { std: "docker" "inspect" "9dfc1da3783530a266c371dee9c2484bed3b218fa4af2e0ea622185143755e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dfc1da3783530a266c371dee9c2484bed3b218fa4af2e0ea622185143755e6b", kill_on_drop: false }`
[INFO] [stdout] 9dfc1da3783530a266c371dee9c2484bed3b218fa4af2e0ea622185143755e6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c31e5e08be28cb2ca5237623ce344953954746ef99450e2b29c3909c72ee32a8
[INFO] running `Command { std: "docker" "start" "-a" "c31e5e08be28cb2ca5237623ce344953954746ef99450e2b29c3909c72ee32a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling brioche-ducc-serde v0.1.2-brioche (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "c31e5e08be28cb2ca5237623ce344953954746ef99450e2b29c3909c72ee32a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31e5e08be28cb2ca5237623ce344953954746ef99450e2b29c3909c72ee32a8", kill_on_drop: false }`
[INFO] [stdout] c31e5e08be28cb2ca5237623ce344953954746ef99450e2b29c3909c72ee32a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f63418dde99368817b9294dbb250bf0883d20337eef3dd2668448775dba9b15
[INFO] running `Command { std: "docker" "start" "-a" "7f63418dde99368817b9294dbb250bf0883d20337eef3dd2668448775dba9b15", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brioche_ducc_serde-fed3cc8c95909c9f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests brioche-ducc-serde
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "7f63418dde99368817b9294dbb250bf0883d20337eef3dd2668448775dba9b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f63418dde99368817b9294dbb250bf0883d20337eef3dd2668448775dba9b15", kill_on_drop: false }`
[INFO] [stdout] 7f63418dde99368817b9294dbb250bf0883d20337eef3dd2668448775dba9b15