[INFO] cloning repository https://github.com/cemondr/traveling-salesman-library
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cemondr/traveling-salesman-library" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcemondr%2Ftraveling-salesman-library", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcemondr%2Ftraveling-salesman-library'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d8178cc53f7d659537088022ffbbdbd7499351f
[INFO] checking cemondr/traveling-salesman-library against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcemondr%2Ftraveling-salesman-library" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cemondr/traveling-salesman-library on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cemondr/traveling-salesman-library
[INFO] finished tweaking git repo https://github.com/cemondr/traveling-salesman-library
[INFO] tweaked toml for git repo https://github.com/cemondr/traveling-salesman-library written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/cemondr/traveling-salesman-library already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotlib v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a4078d62a5c557f86aca41a92ced210d62bb470390e97b0b4e5b8c05cad6aee
[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" "7a4078d62a5c557f86aca41a92ced210d62bb470390e97b0b4e5b8c05cad6aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a4078d62a5c557f86aca41a92ced210d62bb470390e97b0b4e5b8c05cad6aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a4078d62a5c557f86aca41a92ced210d62bb470390e97b0b4e5b8c05cad6aee", kill_on_drop: false }`
[INFO] [stdout] 7a4078d62a5c557f86aca41a92ced210d62bb470390e97b0b4e5b8c05cad6aee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60d5db9314bf1db57edd17222730003185d5c5d03b425d51549801434fbef0b8
[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" "60d5db9314bf1db57edd17222730003185d5c5d03b425d51549801434fbef0b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking svg v0.5.12
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking euclid v0.20.7
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking rstar v0.2.0
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking geo-types v0.4.3
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking lyon_path v0.14.0
[INFO] [stderr]     Checking font-kit v0.4.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking geo v0.12.2
[INFO] [stderr]     Checking plotlib v0.4.0
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking rso4ts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:320:19
[INFO] [stdout]     |
[INFO] [stdout] 320 |     assert!(true, mating_pool.len() > elite_size.try_into().unwrap());
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 320 |     assert!(true, "{}", mating_pool.len() > elite_size.try_into().unwrap());
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:320:19
[INFO] [stdout]     |
[INFO] [stdout] 320 |     assert!(true, mating_pool.len() > elite_size.try_into().unwrap());
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 320 |     assert!(true, "{}", mating_pool.len() > elite_size.try_into().unwrap());
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "60d5db9314bf1db57edd17222730003185d5c5d03b425d51549801434fbef0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60d5db9314bf1db57edd17222730003185d5c5d03b425d51549801434fbef0b8", kill_on_drop: false }`
[INFO] [stdout] 60d5db9314bf1db57edd17222730003185d5c5d03b425d51549801434fbef0b8