[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 master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcemondr%2Ftraveling-salesman-library" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cemondr/traveling-salesman-library on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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-2-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 wasm-bindgen-shared v0.2.59 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.59 [INFO] [stderr] Downloaded pdqselect v0.1.0 [INFO] [stderr] Downloaded svg v0.5.12 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.59 [INFO] [stderr] Downloaded backtrace v0.3.44 [INFO] [stderr] Downloaded euclid v0.20.7 [INFO] [stderr] Downloaded web-sys v0.3.36 [INFO] [stderr] Downloaded js-sys v0.3.36 [INFO] [stderr] Downloaded plotlib v0.4.0 [INFO] [stderr] Downloaded wasm-bindgen v0.2.59 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.59 [INFO] [stderr] Downloaded plotters v0.2.12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d31b68751e2015c64f5c4d2103037ae14c553cbbc61adafffbe727d22b9ea01f [INFO] running `Command { std: "docker" "start" "-a" "d31b68751e2015c64f5c4d2103037ae14c553cbbc61adafffbe727d22b9ea01f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d31b68751e2015c64f5c4d2103037ae14c553cbbc61adafffbe727d22b9ea01f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d31b68751e2015c64f5c4d2103037ae14c553cbbc61adafffbe727d22b9ea01f", kill_on_drop: false }` [INFO] [stdout] d31b68751e2015c64f5c4d2103037ae14c553cbbc61adafffbe727d22b9ea01f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9307ad7ce4ee289a20c23a598be31c7ed1ab318e23ad2253f60b33933e0bef49 [INFO] running `Command { std: "docker" "start" "-a" "9307ad7ce4ee289a20c23a598be31c7ed1ab318e23ad2253f60b33933e0bef49", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Compiling palette v0.5.0 [INFO] [stderr] Checking pdqselect v0.1.0 [INFO] [stderr] Checking jpeg-decoder v0.1.18 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking float-ord v0.2.0 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking svg v0.5.12 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.9 [INFO] [stderr] Compiling cmake v0.1.42 [INFO] [stderr] Checking png v0.15.3 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling expat-sys v2.1.6 [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 time v0.1.42 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking freetype v0.4.1 [INFO] [stderr] Checking euclid v0.20.7 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking rstar v0.2.0 [INFO] [stderr] Checking servo-fontconfig v0.4.0 [INFO] [stderr] Checking rusttype v0.8.2 [INFO] [stderr] Checking geo-types v0.4.3 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking image v0.22.5 [INFO] [stderr] Checking lyon_geom v0.14.1 [INFO] [stderr] Checking backtrace v0.3.44 [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: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [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: 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: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.37s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.5.12 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5` [INFO] running `Command { std: "docker" "inspect" "9307ad7ce4ee289a20c23a598be31c7ed1ab318e23ad2253f60b33933e0bef49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9307ad7ce4ee289a20c23a598be31c7ed1ab318e23ad2253f60b33933e0bef49", kill_on_drop: false }` [INFO] [stdout] 9307ad7ce4ee289a20c23a598be31c7ed1ab318e23ad2253f60b33933e0bef49