[INFO] cloning repository https://github.com/Twinklebear/spline-viewer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Twinklebear/spline-viewer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwinklebear%2Fspline-viewer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwinklebear%2Fspline-viewer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e0815290d5a4d78d81723924343e5d15b2b8c9f
[INFO] checking Twinklebear/spline-viewer against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwinklebear%2Fspline-viewer" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Twinklebear/spline-viewer on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Twinklebear/spline-viewer
[INFO] finished tweaking git repo https://github.com/Twinklebear/spline-viewer
[INFO] tweaked toml for git repo https://github.com/Twinklebear/spline-viewer written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Twinklebear/spline-viewer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matrixmultiply v0.1.13
[INFO] [stderr]   Downloaded wayland-sys v0.7.8
[INFO] [stderr]   Downloaded glutin v0.7.4
[INFO] [stderr]   Downloaded android_glue v0.2.2
[INFO] [stderr]   Downloaded fnv v1.0.5
[INFO] [stderr]   Downloaded docopt v0.7.0
[INFO] [stderr]   Downloaded gcc v0.3.45
[INFO] [stderr]   Downloaded wayland-window v0.4.4
[INFO] [stderr]   Downloaded x11-dl v2.13.0
[INFO] [stderr]   Downloaded aho-corasick v0.6.3
[INFO] [stderr]   Downloaded xml-rs v0.3.6
[INFO] [stderr]   Downloaded libc v0.2.22
[INFO] [stderr]   Downloaded tempfile v2.1.5
[INFO] [stderr]   Downloaded log v0.3.7
[INFO] [stderr]   Downloaded serde_json v1.0.1
[INFO] [stderr]   Downloaded gleam v0.2.32
[INFO] [stderr]   Downloaded backtrace-sys v0.1.10
[INFO] [stderr]   Downloaded winit v0.5.11
[INFO] [stderr]   Downloaded wayland-scanner v0.7.8
[INFO] [stderr]   Downloaded rulinalg v0.4.2
[INFO] [stderr]   Downloaded serde v1.0.2
[INFO] [stderr]   Downloaded glium v0.16.0
[INFO] [stderr]   Downloaded target_build_utils v0.3.0
[INFO] [stderr]   Downloaded arcball v0.2.0
[INFO] [stderr]   Downloaded imgui-glium-renderer v0.0.13
[INFO] [stderr]   Downloaded imgui v0.0.13
[INFO] [stderr]   Downloaded wayland-kbd v0.6.3
[INFO] [stderr]   Downloaded rustc-demangle v0.1.4
[INFO] [stderr]   Downloaded dtoa v0.4.1
[INFO] [stderr]   Downloaded itoa v0.3.1
[INFO] [stderr]   Downloaded cgmath v0.14.0
[INFO] [stderr]   Downloaded wayland-client v0.7.8
[INFO] [stderr]   Downloaded imgui-sys v0.0.13
[INFO] [stderr]   Downloaded thread_local v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", 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] c6c8857576e6fc192f2f6357ff8373d6efa16a9b61d1440e6cd6a83b31800f9e
[INFO] running `Command { std: "docker" "start" "-a" "c6c8857576e6fc192f2f6357ff8373d6efa16a9b61d1440e6cd6a83b31800f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6c8857576e6fc192f2f6357ff8373d6efa16a9b61d1440e6cd6a83b31800f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6c8857576e6fc192f2f6357ff8373d6efa16a9b61d1440e6cd6a83b31800f9e", kill_on_drop: false }`
[INFO] [stdout] c6c8857576e6fc192f2f6357ff8373d6efa16a9b61d1440e6cd6a83b31800f9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 999d0e75857b1778e5b1df1f1088d7f4e00f4abff6ce9c290ff866bb1f8e365f
[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" "999d0e75857b1778e5b1df1f1088d7f4e00f4abff6ce9c290ff866bb1f8e365f", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking smallvec v0.1.8
[INFO] [stderr]    Compiling matrixmultiply v0.1.13
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking serde v1.0.2
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking shared_library v0.1.5
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]    Compiling x11-dl v2.13.0
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling imgui-sys v0.0.13
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]     Checking cgmath v0.14.0
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling target_build_utils v0.3.0
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling glium v0.16.0
[INFO] [stderr]     Checking docopt v0.7.0
[INFO] [stderr]     Checking arcball v0.2.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]     Checking serde_json v1.0.1
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.7.8
[INFO] [stderr]     Checking wayland-kbd v0.6.3
[INFO] [stderr]     Checking wayland-window v0.4.4
[INFO] [stderr]     Checking winit v0.5.11
[INFO] [stderr]     Checking imgui v0.0.13
[INFO] [stderr]     Checking imgui-glium-renderer v0.0.13
[INFO] [stderr]     Checking spline-viewer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/bspline.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |               panic!(format!("Invalid number of knots, got {}, expected {}", knots.len(),
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 37 | |                 control_points.len() + degree + 1));
[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]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 36 |             panic!("Invalid number of knots, got {}, expected {}", knots.len(),
[INFO] [stdout] 37 |                 control_points.len() + degree + 1);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/bspline.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |               panic!(format!("Invalid number of knots, got {}, expected {}", knots.len(),
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 37 | |                 control_points.len() + degree + 1));
[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]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 36 |             panic!("Invalid number of knots, got {}, expected {}", knots.len(),
[INFO] [stdout] 37 |                 control_points.len() + degree + 1);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "999d0e75857b1778e5b1df1f1088d7f4e00f4abff6ce9c290ff866bb1f8e365f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "999d0e75857b1778e5b1df1f1088d7f4e00f4abff6ce9c290ff866bb1f8e365f", kill_on_drop: false }`
[INFO] [stdout] 999d0e75857b1778e5b1df1f1088d7f4e00f4abff6ce9c290ff866bb1f8e365f