[INFO] fetching crate once_self_cell 0.6.3...
[INFO] testing once_self_cell-0.6.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate once_self_cell 0.6.3 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate once_self_cell 0.6.3 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] started tweaking crates.io crate once_self_cell 0.6.3
[INFO] finished tweaking crates.io crate once_self_cell 0.6.3
[INFO] tweaked toml for crates.io crate once_self_cell 0.6.3 written to /workspace/builds/worker-112/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 143373ca9d6af6616fc8e7621630fb72cf69f543de7ba465e7f926a522c852c9
[INFO] running `Command { std: "docker" "start" "-a" "143373ca9d6af6616fc8e7621630fb72cf69f543de7ba465e7f926a522c852c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "143373ca9d6af6616fc8e7621630fb72cf69f543de7ba465e7f926a522c852c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "143373ca9d6af6616fc8e7621630fb72cf69f543de7ba465e7f926a522c852c9", kill_on_drop: false }`
[INFO] [stdout] 143373ca9d6af6616fc8e7621630fb72cf69f543de7ba465e7f926a522c852c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] d8c28c75b2b52b83e1c1925999339acceea8137d774e71e9003c7b0ada19266d
[INFO] running `Command { std: "docker" "start" "-a" "d8c28c75b2b52b83e1c1925999339acceea8137d774e71e9003c7b0ada19266d", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling once_self_cell v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "d8c28c75b2b52b83e1c1925999339acceea8137d774e71e9003c7b0ada19266d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8c28c75b2b52b83e1c1925999339acceea8137d774e71e9003c7b0ada19266d", kill_on_drop: false }`
[INFO] [stdout] d8c28c75b2b52b83e1c1925999339acceea8137d774e71e9003c7b0ada19266d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] df1611ae06d2c7a84238cce737bb056f56825e4338e510e68046ba97cca6d065
[INFO] running `Command { std: "docker" "start" "-a" "df1611ae06d2c7a84238cce737bb056f56825e4338e510e68046ba97cca6d065", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling trybuild v1.0.56
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling once_self_cell v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.65s
[INFO] running `Command { std: "docker" "inspect" "df1611ae06d2c7a84238cce737bb056f56825e4338e510e68046ba97cca6d065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1611ae06d2c7a84238cce737bb056f56825e4338e510e68046ba97cca6d065", kill_on_drop: false }`
[INFO] [stdout] df1611ae06d2c7a84238cce737bb056f56825e4338e510e68046ba97cca6d065
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 3288fd214de352aa251e0c424382f66b082a292a7f09a94c080f6c3e5f4f7064
[INFO] running `Command { std: "docker" "start" "-a" "3288fd214de352aa251e0c424382f66b082a292a7f09a94c080f6c3e5f4f7064", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/once_self_cell-21edad3b96cec135)
[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 once_self_cell
[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" "3288fd214de352aa251e0c424382f66b082a292a7f09a94c080f6c3e5f4f7064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3288fd214de352aa251e0c424382f66b082a292a7f09a94c080f6c3e5f4f7064", kill_on_drop: false }`
[INFO] [stdout] 3288fd214de352aa251e0c424382f66b082a292a7f09a94c080f6c3e5f4f7064