[INFO] fetching crate not-io 0.1.0-alpha...
[INFO] testing not-io-0.1.0-alpha against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate not-io 0.1.0-alpha into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate not-io 0.1.0-alpha 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 not-io 0.1.0-alpha
[INFO] finished tweaking crates.io crate not-io 0.1.0-alpha
[INFO] tweaked toml for crates.io crate not-io 0.1.0-alpha written to /workspace/builds/worker-52/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 892e6f4bffc8811125fa3d5ef341c92182981882d99dce178708c42b22740465
[INFO] running `Command { std: "docker" "start" "-a" "892e6f4bffc8811125fa3d5ef341c92182981882d99dce178708c42b22740465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "892e6f4bffc8811125fa3d5ef341c92182981882d99dce178708c42b22740465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "892e6f4bffc8811125fa3d5ef341c92182981882d99dce178708c42b22740465", kill_on_drop: false }`
[INFO] [stdout] 892e6f4bffc8811125fa3d5ef341c92182981882d99dce178708c42b22740465
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 1bd5c2e8f95ed53cc412b9589c535caa86cc6565b2af5ba380dbfd9c2746e2f2
[INFO] running `Command { std: "docker" "start" "-a" "1bd5c2e8f95ed53cc412b9589c535caa86cc6565b2af5ba380dbfd9c2746e2f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling not-io v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "1bd5c2e8f95ed53cc412b9589c535caa86cc6565b2af5ba380dbfd9c2746e2f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd5c2e8f95ed53cc412b9589c535caa86cc6565b2af5ba380dbfd9c2746e2f2", kill_on_drop: false }`
[INFO] [stdout] 1bd5c2e8f95ed53cc412b9589c535caa86cc6565b2af5ba380dbfd9c2746e2f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] bb8aa85fa74e4ef94574d6fbae944d117ffb0a79431cb4302a1d57ff4298a4a6
[INFO] running `Command { std: "docker" "start" "-a" "bb8aa85fa74e4ef94574d6fbae944d117ffb0a79431cb4302a1d57ff4298a4a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling not-io v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "bb8aa85fa74e4ef94574d6fbae944d117ffb0a79431cb4302a1d57ff4298a4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb8aa85fa74e4ef94574d6fbae944d117ffb0a79431cb4302a1d57ff4298a4a6", kill_on_drop: false }`
[INFO] [stdout] bb8aa85fa74e4ef94574d6fbae944d117ffb0a79431cb4302a1d57ff4298a4a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 8071a25b697cb74cf6256a1f6a4871ad9f56529d36edb1e6a5a22964a0b7c1af
[INFO] running `Command { std: "docker" "start" "-a" "8071a25b697cb74cf6256a1f6a4871ad9f56529d36edb1e6a5a22964a0b7c1af", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/not_io-d4ee81ecfa9c4a98)
[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 not-io
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8071a25b697cb74cf6256a1f6a4871ad9f56529d36edb1e6a5a22964a0b7c1af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8071a25b697cb74cf6256a1f6a4871ad9f56529d36edb1e6a5a22964a0b7c1af", kill_on_drop: false }`
[INFO] [stdout] 8071a25b697cb74cf6256a1f6a4871ad9f56529d36edb1e6a5a22964a0b7c1af