[INFO] cloning repository https://github.com/fooker/oscillator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fooker/oscillator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffooker%2Foscillator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffooker%2Foscillator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bc3a77ad7761a8b9a6500b177c1abdc5c20cc19
[INFO] checking fooker/oscillator against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffooker%2Foscillator" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fooker/oscillator on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fooker/oscillator
[INFO] finished tweaking git repo https://github.com/fooker/oscillator
[INFO] tweaked toml for git repo https://github.com/fooker/oscillator written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/fooker/oscillator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--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 simple_logger v1.3.0
[INFO] [stderr]   Downloaded bitflags v1.1.0
[INFO] [stderr]   Downloaded colored v1.8.0
[INFO] [stderr]   Downloaded winconsole v0.10.0
[INFO] [stderr]   Downloaded rgb v0.8.14
[INFO] [stderr]   Downloaded approx v0.1.1
[INFO] [stderr]   Downloaded backtrace v0.3.37
[INFO] [stderr]   Downloaded svg v0.6.0
[INFO] [stderr]   Downloaded chrono v0.4.9
[INFO] [stderr]   Downloaded cgmath v0.16.1
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 853319e8d319722ade72d95ccd0e5f6ce7f0b506338bfb93db32af6c7869eacd
[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" "853319e8d319722ade72d95ccd0e5f6ce7f0b506338bfb93db32af6c7869eacd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "853319e8d319722ade72d95ccd0e5f6ce7f0b506338bfb93db32af6c7869eacd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "853319e8d319722ade72d95ccd0e5f6ce7f0b506338bfb93db32af6c7869eacd", kill_on_drop: false }`
[INFO] [stdout] 853319e8d319722ade72d95ccd0e5f6ce7f0b506338bfb93db32af6c7869eacd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7c0067b1f163132163458c8ee7f901c122d1d4cd23197a09d8aa221e38b8c8f7
[INFO] running `Command { std: "docker" "start" "-a" "7c0067b1f163132163458c8ee7f901c122d1d4cd23197a09d8aa221e38b8c8f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking svg v0.6.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking simple_logger v1.3.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking oscillator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `absdelta`
[INFO] [stdout]  --> src/raster.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::model::{Coordinate, absdelta};
[INFO] [stdout]   |                                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `absdelta`
[INFO] [stdout]  --> src/raster.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::model::{Coordinate, absdelta};
[INFO] [stdout]   |                                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/model.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 _ => false
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/model.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 _ => false
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.22s
[INFO] running `Command { std: "docker" "inspect" "7c0067b1f163132163458c8ee7f901c122d1d4cd23197a09d8aa221e38b8c8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c0067b1f163132163458c8ee7f901c122d1d4cd23197a09d8aa221e38b8c8f7", kill_on_drop: false }`
[INFO] [stdout] 7c0067b1f163132163458c8ee7f901c122d1d4cd23197a09d8aa221e38b8c8f7