[INFO] fetching crate prosto 0.6.4...
[INFO] testing prosto-0.6.4 against 1.59.0 for beta-1.60-1
[INFO] extracting crate prosto 0.6.4 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate prosto 0.6.4 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-21/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate prosto 0.6.4
[INFO] finished tweaking crates.io crate prosto 0.6.4
[INFO] tweaked toml for crates.io crate prosto 0.6.4 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e04a0e80e14812d342948b44fbea6cb7e9842604d36bfd08f8b26d3a9c39d106
[INFO] running `Command { std: "docker" "start" "-a" "e04a0e80e14812d342948b44fbea6cb7e9842604d36bfd08f8b26d3a9c39d106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e04a0e80e14812d342948b44fbea6cb7e9842604d36bfd08f8b26d3a9c39d106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e04a0e80e14812d342948b44fbea6cb7e9842604d36bfd08f8b26d3a9c39d106", kill_on_drop: false }`
[INFO] [stdout] e04a0e80e14812d342948b44fbea6cb7e9842604d36bfd08f8b26d3a9c39d106
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1e2192edffcd04b8e5655268d9acee4d008c690a2748515c85d3c98e4f60b58
[INFO] running `Command { std: "docker" "start" "-a" "f1e2192edffcd04b8e5655268d9acee4d008c690a2748515c85d3c98e4f60b58", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstd-safe v4.1.3+zstd.1.5.1
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling tracing v0.1.31
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling zstd-sys v1.6.2+zstd.1.5.1
[INFO] [stderr]    Compiling prost v0.9.0
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling prost-types v0.9.0
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling zstd v0.9.2+zstd.1.5.1
[INFO] [stderr]    Compiling prosto v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.70s
[INFO] running `Command { std: "docker" "inspect" "f1e2192edffcd04b8e5655268d9acee4d008c690a2748515c85d3c98e4f60b58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1e2192edffcd04b8e5655268d9acee4d008c690a2748515c85d3c98e4f60b58", kill_on_drop: false }`
[INFO] [stdout] f1e2192edffcd04b8e5655268d9acee4d008c690a2748515c85d3c98e4f60b58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bf9c96a23dec14c1513c3feb1a92b566922ef6a9946b6bf31c2bdd8237dd545
[INFO] running `Command { std: "docker" "start" "-a" "6bf9c96a23dec14c1513c3feb1a92b566922ef6a9946b6bf31c2bdd8237dd545", kill_on_drop: false }`
[INFO] [stderr]    Compiling prosto v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "6bf9c96a23dec14c1513c3feb1a92b566922ef6a9946b6bf31c2bdd8237dd545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf9c96a23dec14c1513c3feb1a92b566922ef6a9946b6bf31c2bdd8237dd545", kill_on_drop: false }`
[INFO] [stdout] 6bf9c96a23dec14c1513c3feb1a92b566922ef6a9946b6bf31c2bdd8237dd545
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2de5a58e25985ab98fa22a5610420a3ea622bf0ac6bfbcb662567d351c90e80f
[INFO] running `Command { std: "docker" "start" "-a" "2de5a58e25985ab98fa22a5610420a3ea622bf0ac6bfbcb662567d351c90e80f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prosto-ba20cd24bbd1b146)
[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 prosto
[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" "2de5a58e25985ab98fa22a5610420a3ea622bf0ac6bfbcb662567d351c90e80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2de5a58e25985ab98fa22a5610420a3ea622bf0ac6bfbcb662567d351c90e80f", kill_on_drop: false }`
[INFO] [stdout] 2de5a58e25985ab98fa22a5610420a3ea622bf0ac6bfbcb662567d351c90e80f