[INFO] fetching crate appendbuf 0.1.6...
[INFO] testing appendbuf-0.1.6 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate appendbuf 0.1.6 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate appendbuf 0.1.6 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 appendbuf 0.1.6
[INFO] finished tweaking crates.io crate appendbuf 0.1.6
[INFO] tweaked toml for crates.io crate appendbuf 0.1.6 written to /workspace/builds/worker-23/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 1d7407735b553faf3f86b446dc19b48a6d97ccedefa62becf448249a85dd9858
[INFO] running `Command { std: "docker" "start" "-a" "1d7407735b553faf3f86b446dc19b48a6d97ccedefa62becf448249a85dd9858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d7407735b553faf3f86b446dc19b48a6d97ccedefa62becf448249a85dd9858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d7407735b553faf3f86b446dc19b48a6d97ccedefa62becf448249a85dd9858", kill_on_drop: false }`
[INFO] [stdout] 1d7407735b553faf3f86b446dc19b48a6d97ccedefa62becf448249a85dd9858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] cfcc59658382004032542a112656ea2327d0becda92b3e0056ab02ee31315095
[INFO] running `Command { std: "docker" "start" "-a" "cfcc59658382004032542a112656ea2327d0becda92b3e0056ab02ee31315095", kill_on_drop: false }`
[INFO] [stderr]    Compiling memalloc v0.1.0
[INFO] [stderr]    Compiling appendbuf v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "cfcc59658382004032542a112656ea2327d0becda92b3e0056ab02ee31315095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfcc59658382004032542a112656ea2327d0becda92b3e0056ab02ee31315095", kill_on_drop: false }`
[INFO] [stdout] cfcc59658382004032542a112656ea2327d0becda92b3e0056ab02ee31315095
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 52c59c09b7abf978b98602994686e02baf108bfef737f1c50bb95a250f6a5fc1
[INFO] running `Command { std: "docker" "start" "-a" "52c59c09b7abf978b98602994686e02baf108bfef737f1c50bb95a250f6a5fc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling appendbuf v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "52c59c09b7abf978b98602994686e02baf108bfef737f1c50bb95a250f6a5fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52c59c09b7abf978b98602994686e02baf108bfef737f1c50bb95a250f6a5fc1", kill_on_drop: false }`
[INFO] [stdout] 52c59c09b7abf978b98602994686e02baf108bfef737f1c50bb95a250f6a5fc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 2d315a6ba4f4d2ef1f60e517e8a3ee26914231094fe5160f4fe59d3c956b8f8a
[INFO] running `Command { std: "docker" "start" "-a" "2d315a6ba4f4d2ef1f60e517e8a3ee26914231094fe5160f4fe59d3c956b8f8a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/appendbuf-343ab83c1f208175)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_convert_from_vec ... ok
[INFO] [stdout] test test_overlong_write ... ok
[INFO] [stdout] test test_many_writes ... ok
[INFO] [stdout] test test_slice_bounds_edge_cases ... ok
[INFO] [stdout] test test_slice_slicing ... ok
[INFO] [stdout] test test_slice_then_write ... ok
[INFO] [stdout] test test_write_and_slice ... ok
[INFO] [stdout] test test_slice_from_bounds_checks - should panic ... ok
[INFO] [stdout] test test_slice_to_bounds_checks - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests appendbuf
[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" "2d315a6ba4f4d2ef1f60e517e8a3ee26914231094fe5160f4fe59d3c956b8f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d315a6ba4f4d2ef1f60e517e8a3ee26914231094fe5160f4fe59d3c956b8f8a", kill_on_drop: false }`
[INFO] [stdout] 2d315a6ba4f4d2ef1f60e517e8a3ee26914231094fe5160f4fe59d3c956b8f8a