[INFO] cloning repository https://github.com/simon-mo/nara
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simon-mo/nara" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-mo%2Fnara", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-mo%2Fnara'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9503e4882fdd12a118e8af2e33040f48c96b5c38
[INFO] checking simon-mo/nara against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-mo%2Fnara" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simon-mo/nara on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/simon-mo/nara
[INFO] finished tweaking git repo https://github.com/simon-mo/nara
[INFO] tweaked toml for git repo https://github.com/simon-mo/nara written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/simon-mo/nara already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-13/source/nara_py/Cargo.toml: unused manifest key: target.x86_64-apple-darwin.rustflags
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cad02d311e29aae9844e5ff5d171d870cd166ca68dc9e94967a5c5d15ae5e583
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cad02d311e29aae9844e5ff5d171d870cd166ca68dc9e94967a5c5d15ae5e583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cad02d311e29aae9844e5ff5d171d870cd166ca68dc9e94967a5c5d15ae5e583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cad02d311e29aae9844e5ff5d171d870cd166ca68dc9e94967a5c5d15ae5e583", kill_on_drop: false }`
[INFO] [stdout] cad02d311e29aae9844e5ff5d171d870cd166ca68dc9e94967a5c5d15ae5e583
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83b56cd800496464575fd5edf82de2e79482ea227769b04d0020124ea7dc1f7d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "83b56cd800496464575fd5edf82de2e79482ea227769b04d0020124ea7dc1f7d", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/nara_py/Cargo.toml: unused manifest key: target.x86_64-apple-darwin.rustflags
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
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[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking futures-sink v0.3.4
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[INFO] [stderr]     Checking itoa v0.4.5
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[INFO] [stderr]     Checking console v0.10.0
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[INFO] [stderr]     Checking indicatif v0.14.0
[INFO] [stderr]     Checking hdrhistogram v7.0.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pyo3-derive-backend v0.9.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling ctor v0.1.13
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling inventory-impl v0.1.6
[INFO] [stderr]    Compiling pyo3cls v0.9.2
[INFO] [stderr]     Checking tokio v0.2.18
[INFO] [stderr]    Compiling structopt-derive v0.4.4
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling indoc-impl v0.3.5
[INFO] [stderr]    Compiling paste-impl v0.1.10
[INFO] [stderr]     Checking indoc v0.3.5
[INFO] [stderr]     Checking paste v0.1.10
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking structopt v0.3.11
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking async-timer v0.7.3
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking nara-core v0.1.0 (/opt/rustwide/workdir/nara-core)
[INFO] [stderr]    Compiling pyo3 v0.9.2
[INFO] [stderr]     Checking nara v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking nara-py v0.1.0 (/opt/rustwide/workdir/nara_py)
[INFO] [stdout] warning: unused import: `pyo3::types::PyDict`
[INFO] [stdout]  --> nara_py/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use pyo3::types::PyDict;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pyo3::types::PyList`
[INFO] [stdout]  --> nara_py/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pyo3::types::PyList;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> nara_py/src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pyo3::types::PyDict`
[INFO] [stdout]  --> nara_py/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use pyo3::types::PyDict;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pyo3::types::PyList`
[INFO] [stdout]  --> nara_py/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pyo3::types::PyList;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> nara_py/src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `py_futures`
[INFO] [stdout]   --> nara_py/src/lib.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let py_futures: Vec<Result<PyObject, bool>> = py.allow_threads(move || {
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_py_futures`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `py`
[INFO] [stdout]   --> nara_py/src/lib.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn profiler_py(py: Python, m: &PyModule) -> PyResult<()> {
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `py_futures`
[INFO] [stdout]   --> nara_py/src/lib.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let py_futures: Vec<Result<PyObject, bool>> = py.allow_threads(move || {
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_py_futures`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `py`
[INFO] [stdout]   --> nara_py/src/lib.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn profiler_py(py: Python, m: &PyModule) -> PyResult<()> {
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `map`
[INFO] [stdout]   --> nara_py/src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     map: HashMap<u32, Instant>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `map`
[INFO] [stdout]   --> nara_py/src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     map: HashMap<u32, Instant>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> nara_py/src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     o.call(py, (), None);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> nara_py/src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     o.call(py, (), None);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] running `Command { std: "docker" "inspect" "83b56cd800496464575fd5edf82de2e79482ea227769b04d0020124ea7dc1f7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83b56cd800496464575fd5edf82de2e79482ea227769b04d0020124ea7dc1f7d", kill_on_drop: false }`
[INFO] [stdout] 83b56cd800496464575fd5edf82de2e79482ea227769b04d0020124ea7dc1f7d