[INFO] fetching crate btrfs-diskformat 0.2.0...
[INFO] testing btrfs-diskformat-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate btrfs-diskformat 0.2.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate btrfs-diskformat 0.2.0 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 btrfs-diskformat 0.2.0
[INFO] finished tweaking crates.io crate btrfs-diskformat 0.2.0
[INFO] tweaked toml for crates.io crate btrfs-diskformat 0.2.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerocopy v0.4.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.2.0
[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] 80880c28db9c5311c4e787cd2dcb300e02e64f39b86a73b2389360719ba38d4a
[INFO] running `Command { std: "docker" "start" "-a" "80880c28db9c5311c4e787cd2dcb300e02e64f39b86a73b2389360719ba38d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80880c28db9c5311c4e787cd2dcb300e02e64f39b86a73b2389360719ba38d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80880c28db9c5311c4e787cd2dcb300e02e64f39b86a73b2389360719ba38d4a", kill_on_drop: false }`
[INFO] [stdout] 80880c28db9c5311c4e787cd2dcb300e02e64f39b86a73b2389360719ba38d4a
[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] d373b2d0ec3b3ab41f4256073117c26f146dd678370e689f692ba049fed2b3f2
[INFO] running `Command { std: "docker" "start" "-a" "d373b2d0ec3b3ab41f4256073117c26f146dd678370e689f692ba049fed2b3f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling zerocopy v0.4.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling strum v0.20.0
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling num_enum_derive v0.5.6
[INFO] [stderr]    Compiling num_enum v0.5.6
[INFO] [stderr]    Compiling btrfs-diskformat v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.80s
[INFO] running `Command { std: "docker" "inspect" "d373b2d0ec3b3ab41f4256073117c26f146dd678370e689f692ba049fed2b3f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d373b2d0ec3b3ab41f4256073117c26f146dd678370e689f692ba049fed2b3f2", kill_on_drop: false }`
[INFO] [stdout] d373b2d0ec3b3ab41f4256073117c26f146dd678370e689f692ba049fed2b3f2
[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] 7631e61a9fc027f7dd4b496d658f5b1671dbdf9881b916328ddd0bb7f1855b6c
[INFO] running `Command { std: "docker" "start" "-a" "7631e61a9fc027f7dd4b496d658f5b1671dbdf9881b916328ddd0bb7f1855b6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling btrfs-diskformat v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "7631e61a9fc027f7dd4b496d658f5b1671dbdf9881b916328ddd0bb7f1855b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7631e61a9fc027f7dd4b496d658f5b1671dbdf9881b916328ddd0bb7f1855b6c", kill_on_drop: false }`
[INFO] [stdout] 7631e61a9fc027f7dd4b496d658f5b1671dbdf9881b916328ddd0bb7f1855b6c
[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] f6b445464385da9e1f7ac11e9a2d8813ed14cc5c6286c1e25cc8d0b9750a9fb0
[INFO] running `Command { std: "docker" "start" "-a" "f6b445464385da9e1f7ac11e9a2d8813ed14cc5c6286c1e25cc8d0b9750a9fb0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btrfs_diskformat-5cd3ba3f9160ea70)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests btrfs-diskformat
[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" "f6b445464385da9e1f7ac11e9a2d8813ed14cc5c6286c1e25cc8d0b9750a9fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b445464385da9e1f7ac11e9a2d8813ed14cc5c6286c1e25cc8d0b9750a9fb0", kill_on_drop: false }`
[INFO] [stdout] f6b445464385da9e1f7ac11e9a2d8813ed14cc5c6286c1e25cc8d0b9750a9fb0