[INFO] cloning repository https://github.com/MahmoudFarouq/maze [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MahmoudFarouq/maze" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMahmoudFarouq%2Fmaze", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMahmoudFarouq%2Fmaze'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 54a4db24325afe28f867ff8eba2dd52f02d1425d [INFO] testing MahmoudFarouq/maze against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMahmoudFarouq%2Fmaze" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MahmoudFarouq/maze on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MahmoudFarouq/maze [INFO] finished tweaking git repo https://github.com/MahmoudFarouq/maze [INFO] tweaked toml for git repo https://github.com/MahmoudFarouq/maze written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/MahmoudFarouq/maze already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rltk v0.5.17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d417c40c48a9187f44f429e3e1b5e3a3a376221b994f0daa8566885d2d292f6f [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" "d417c40c48a9187f44f429e3e1b5e3a3a376221b994f0daa8566885d2d292f6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d417c40c48a9187f44f429e3e1b5e3a3a376221b994f0daa8566885d2d292f6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d417c40c48a9187f44f429e3e1b5e3a3a376221b994f0daa8566885d2d292f6f", kill_on_drop: false }` [INFO] [stdout] d417c40c48a9187f44f429e3e1b5e3a3a376221b994f0daa8566885d2d292f6f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f8ca911e89b4062748fc5f5d08ebb72d2838c2eed38d95d004952c7239be825 [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" "6f8ca911e89b4062748fc5f5d08ebb72d2838c2eed38d95d004952c7239be825", kill_on_drop: false }` [INFO] [stderr] Compiling smallvec v1.1.0 [INFO] [stderr] Compiling bytemuck v1.1.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling gl_generator v0.11.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.18 [INFO] [stderr] Compiling glow v0.3.0-alpha4 [INFO] [stderr] Compiling flate2 v1.0.13 [INFO] [stderr] Compiling rusttype v0.8.2 [INFO] [stderr] Compiling wayland-commons v0.23.6 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling wide v0.4.3 [INFO] [stderr] Compiling parking_lot_core v0.7.0 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling parking_lot v0.10.0 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand_xorshift v0.2.0 [INFO] [stderr] Compiling image v0.22.3 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling ultraviolet v0.4.5 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling calloop v0.4.4 [INFO] [stderr] Compiling glutin_glx_sys v0.1.5 [INFO] [stderr] Compiling regex v1.3.3 [INFO] [stderr] Compiling wayland-client v0.23.6 [INFO] [stderr] Compiling wayland-protocols v0.23.6 [INFO] [stderr] Compiling smithay-client-toolkit v0.6.4 [INFO] [stderr] Compiling winit v0.20.0 [INFO] [stderr] Compiling glutin v0.22.0 [INFO] [stderr] Compiling rltk v0.5.17 [INFO] [stderr] Compiling maze v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::dfs::*` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use crate::dfs::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::rand_kruskal::*` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use crate::rand_kruskal::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/dfs.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(full_length: usize, start_idx: u32, drawer: Drawer) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/rand_kruskal.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(full_length: usize, drawer: Drawer) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.37s [INFO] running `Command { std: "docker" "inspect" "6f8ca911e89b4062748fc5f5d08ebb72d2838c2eed38d95d004952c7239be825", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f8ca911e89b4062748fc5f5d08ebb72d2838c2eed38d95d004952c7239be825", kill_on_drop: false }` [INFO] [stdout] 6f8ca911e89b4062748fc5f5d08ebb72d2838c2eed38d95d004952c7239be825 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd8d1b96058055322b2b1b2b9eba8a8e7821f9ac9c13b26968f8cb43e1f6414f [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" "dd8d1b96058055322b2b1b2b9eba8a8e7821f9ac9c13b26968f8cb43e1f6414f", kill_on_drop: false }` [INFO] [stderr] Compiling maze v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::dfs::*` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use crate::dfs::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::rand_kruskal::*` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use crate::rand_kruskal::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/dfs.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(full_length: usize, start_idx: u32, drawer: Drawer) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/rand_kruskal.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new(full_length: usize, drawer: Drawer) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.44s [INFO] running `Command { std: "docker" "inspect" "dd8d1b96058055322b2b1b2b9eba8a8e7821f9ac9c13b26968f8cb43e1f6414f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd8d1b96058055322b2b1b2b9eba8a8e7821f9ac9c13b26968f8cb43e1f6414f", kill_on_drop: false }` [INFO] [stdout] dd8d1b96058055322b2b1b2b9eba8a8e7821f9ac9c13b26968f8cb43e1f6414f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6e30eaa11fc75930236d166e54bd6726c636f9278531f5acd7f5fa8a85113511 [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" "6e30eaa11fc75930236d166e54bd6726c636f9278531f5acd7f5fa8a85113511", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `crate::dfs::*` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use crate::dfs::*; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::rand_kruskal::*` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use crate::rand_kruskal::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/dfs.rs:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn new(full_length: usize, start_idx: u32, drawer: Drawer) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/rand_kruskal.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn new(full_length: usize, drawer: Drawer) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/maze-2ca0219f389370fd [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6e30eaa11fc75930236d166e54bd6726c636f9278531f5acd7f5fa8a85113511", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e30eaa11fc75930236d166e54bd6726c636f9278531f5acd7f5fa8a85113511", kill_on_drop: false }` [INFO] [stdout] 6e30eaa11fc75930236d166e54bd6726c636f9278531f5acd7f5fa8a85113511