[INFO] fetching crate unsafe-io 0.11.0...
[INFO] testing unsafe-io-0.11.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate unsafe-io 0.11.0 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate unsafe-io 0.11.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unsafe-io 0.11.0
[INFO] finished tweaking crates.io crate unsafe-io 0.11.0
[INFO] tweaked toml for crates.io crate unsafe-io 0.11.0 written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f30c72aa8fdacdd8bdb4f8dc5a15bcf063b533bc1abe917b6019c5365eae56b
[INFO] running `Command { std: "docker" "start" "-a" "5f30c72aa8fdacdd8bdb4f8dc5a15bcf063b533bc1abe917b6019c5365eae56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f30c72aa8fdacdd8bdb4f8dc5a15bcf063b533bc1abe917b6019c5365eae56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f30c72aa8fdacdd8bdb4f8dc5a15bcf063b533bc1abe917b6019c5365eae56b", kill_on_drop: false }`
[INFO] [stdout] 5f30c72aa8fdacdd8bdb4f8dc5a15bcf063b533bc1abe917b6019c5365eae56b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b813f1ea247bf2f76d2781518ef20dac0ec726c0266b3f185a99d3733bab18f
[INFO] running `Command { std: "docker" "start" "-a" "0b813f1ea247bf2f76d2781518ef20dac0ec726c0266b3f185a99d3733bab18f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsafe-io v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "0b813f1ea247bf2f76d2781518ef20dac0ec726c0266b3f185a99d3733bab18f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b813f1ea247bf2f76d2781518ef20dac0ec726c0266b3f185a99d3733bab18f", kill_on_drop: false }`
[INFO] [stdout] 0b813f1ea247bf2f76d2781518ef20dac0ec726c0266b3f185a99d3733bab18f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21b89c8400a009b05e9825295d1759b1a461b0c6f438e9231125164b0e63f6ef
[INFO] running `Command { std: "docker" "start" "-a" "21b89c8400a009b05e9825295d1759b1a461b0c6f438e9231125164b0e63f6ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsafe-io v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "21b89c8400a009b05e9825295d1759b1a461b0c6f438e9231125164b0e63f6ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21b89c8400a009b05e9825295d1759b1a461b0c6f438e9231125164b0e63f6ef", kill_on_drop: false }`
[INFO] [stdout] 21b89c8400a009b05e9825295d1759b1a461b0c6f438e9231125164b0e63f6ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8e59dc0c8d379eedbac6e978db1cbef5a47d18134ea79f1b98b66aed9d82b1b
[INFO] running `Command { std: "docker" "start" "-a" "b8e59dc0c8d379eedbac6e978db1cbef5a47d18134ea79f1b98b66aed9d82b1b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unsafe_io-a4bf033af1909e1e)
[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 unsafe-io
[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" "b8e59dc0c8d379eedbac6e978db1cbef5a47d18134ea79f1b98b66aed9d82b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e59dc0c8d379eedbac6e978db1cbef5a47d18134ea79f1b98b66aed9d82b1b", kill_on_drop: false }`
[INFO] [stdout] b8e59dc0c8d379eedbac6e978db1cbef5a47d18134ea79f1b98b66aed9d82b1b