[INFO] fetching crate mentat 0.0.4...
[INFO] testing mentat-0.0.4 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate mentat 0.0.4 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate mentat 0.0.4 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mentat 0.0.4
[INFO] finished tweaking crates.io crate mentat 0.0.4
[INFO] tweaked toml for crates.io crate mentat 0.0.4 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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 matplotrust v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd7968385086532e829f1ce9e7e67a19f9524e06164b2d2caba3785ede7f6be7
[INFO] running `Command { std: "docker" "start" "-a" "fd7968385086532e829f1ce9e7e67a19f9524e06164b2d2caba3785ede7f6be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd7968385086532e829f1ce9e7e67a19f9524e06164b2d2caba3785ede7f6be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd7968385086532e829f1ce9e7e67a19f9524e06164b2d2caba3785ede7f6be7", kill_on_drop: false }`
[INFO] [stdout] fd7968385086532e829f1ce9e7e67a19f9524e06164b2d2caba3785ede7f6be7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ab9002c1304f6b00ab3e8556528621620b62b44ea3ece5f256b6f7a7672e1ba
[INFO] running `Command { std: "docker" "start" "-a" "5ab9002c1304f6b00ab3e8556528621620b62b44ea3ece5f256b6f7a7672e1ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling mentat v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / macro_rules! assert_delta {
[INFO] [stdout] 14 | |     ($x:expr, $y:expr, $d:expr) => {
[INFO] [stdout] 15 | |         if !(($x - $y).abs() < $d || ($y - $x).abs() < $d) { panic!(); }
[INFO] [stdout] 16 | |     }
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `squared_distance`
[INFO] [stdout]  --> src/utils/mod.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn squared_distance(x: &Vec<f64>, y: &Vec<f64>) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `EWMA`
[INFO] [stdout]  --> src/timeseries/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct EWMA {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/timeseries/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |  pub fn new(value: f64, age: i64) -> EWMA {
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> src/timeseries/mod.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |  pub fn update(&mut self, value : f64) -> f64 {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mean`
[INFO] [stdout]   --> src/lib.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn mean(numbers: &Vec<f64>) -> f64 {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `partial`
[INFO] [stdout]    --> src/lib.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn partial(x: Vec<f64>, y: Vec<f64>) -> impl Fn(f64) -> f64 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.77s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "5ab9002c1304f6b00ab3e8556528621620b62b44ea3ece5f256b6f7a7672e1ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ab9002c1304f6b00ab3e8556528621620b62b44ea3ece5f256b6f7a7672e1ba", kill_on_drop: false }`
[INFO] [stdout] 5ab9002c1304f6b00ab3e8556528621620b62b44ea3ece5f256b6f7a7672e1ba