[INFO] cloning repository https://github.com/martindurant/akstr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/martindurant/akstr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartindurant%2Fakstr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartindurant%2Fakstr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16605d09923f3d94885a693de892c954aa950a15
[INFO] checking martindurant/akstr against try#7424ce9ff9baac3e9d9f5dd3c85828cddea0134d for pr-136776-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartindurant%2Fakstr" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/martindurant/akstr
[INFO] finished tweaking git repo https://github.com/martindurant/akstr
[INFO] tweaked toml for git repo https://github.com/martindurant/akstr written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/martindurant/akstr on toolchain 7424ce9ff9baac3e9d9f5dd3c85828cddea0134d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/martindurant/akstr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking martindurant/akstr against try#7424ce9ff9baac3e9d9f5dd3c85828cddea0134d for pr-136776-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartindurant%2Fakstr" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/martindurant/akstr
[INFO] finished tweaking git repo https://github.com/martindurant/akstr
[INFO] tweaked toml for git repo https://github.com/martindurant/akstr written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/martindurant/akstr on toolchain 7424ce9ff9baac3e9d9f5dd3c85828cddea0134d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/martindurant/akstr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.16.2
[INFO] [stderr]   Downloaded pyo3-build-config v0.16.2
[INFO] [stderr]   Downloaded indoc v1.0.4
[INFO] [stderr]   Downloaded pyo3-macros v0.16.2
[INFO] [stderr]   Downloaded numpy v0.16.2
[INFO] [stderr]   Downloaded pyo3-ffi v0.16.2
[INFO] [stderr]   Downloaded unindent v0.1.8
[INFO] [stderr]   Downloaded pyo3 v0.16.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c84826186df88df202cbadf60ca558e377275daef7f3e66a293f77c038f2eae
[INFO] running `Command { std: "docker" "start" "-a" "7c84826186df88df202cbadf60ca558e377275daef7f3e66a293f77c038f2eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c84826186df88df202cbadf60ca558e377275daef7f3e66a293f77c038f2eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c84826186df88df202cbadf60ca558e377275daef7f3e66a293f77c038f2eae", kill_on_drop: false }`
[INFO] [stdout] 7c84826186df88df202cbadf60ca558e377275daef7f3e66a293f77c038f2eae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9b82ab9d0351c8967eca6980d993e3d914019a2c6816a24caf1f1874a330f39
[INFO] running `Command { std: "docker" "start" "-a" "d9b82ab9d0351c8967eca6980d993e3d914019a2c6816a24caf1f1874a330f39", kill_on_drop: false }`
[INFO] [stderr]    Compiling pyo3-build-config v0.16.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling unindent v0.1.8
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]    Compiling indoc v1.0.4
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling pyo3-ffi v0.16.2
[INFO] [stderr]    Compiling pyo3 v0.16.2
[INFO] [stderr]    Compiling pyo3-macros-backend v0.16.2
[INFO] [stderr]    Compiling pyo3-macros v0.16.2
[INFO] [stderr]     Checking numpy v0.16.2
[INFO] [stderr]     Checking akstr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `numpy::IntoPyArray`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use numpy::IntoPyArray;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `numpy::IntoPyArray`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use numpy::IntoPyArray;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_new` is never used
[INFO] [stdout]   --> src/lib.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn make_new(py: Python) -> PyResult<&PyArray1<u8>>
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_new` is never used
[INFO] [stdout]   --> src/lib.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn make_new(py: Python) -> PyResult<&PyArray1<u8>>
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn make_new(py: Python) -> PyResult<&PyArray1<u8>>
[INFO] [stdout]    |                 ^^^^^^              ^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn make_new(py: Python<'_>) -> PyResult<&PyArray1<u8>>
[INFO] [stdout]    |                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn make_new(py: Python) -> PyResult<&PyArray1<u8>>
[INFO] [stdout]    |                 ^^^^^^              ^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn make_new(py: Python<'_>) -> PyResult<&PyArray1<u8>>
[INFO] [stdout]    |                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.48s
[INFO] running `Command { std: "docker" "inspect" "d9b82ab9d0351c8967eca6980d993e3d914019a2c6816a24caf1f1874a330f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b82ab9d0351c8967eca6980d993e3d914019a2c6816a24caf1f1874a330f39", kill_on_drop: false }`
[INFO] [stdout] d9b82ab9d0351c8967eca6980d993e3d914019a2c6816a24caf1f1874a330f39