[INFO] cloning repository https://github.com/nirgal-soft/life-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nirgal-soft/life-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnirgal-soft%2Flife-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnirgal-soft%2Flife-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f7c9d830e42aeb8da1780d75259a23b2f6e4e4b3 [INFO] testing nirgal-soft/life-rs against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnirgal-soft%2Flife-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nirgal-soft/life-rs on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nirgal-soft/life-rs [INFO] finished tweaking git repo https://github.com/nirgal-soft/life-rs [INFO] tweaked toml for git repo https://github.com/nirgal-soft/life-rs written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/nirgal-soft/life-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cursive v0.14.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 92e050cc7197bc11de4dd9e2d1b988b7b873a89c1b63eba66d2febe6c5a937f4 [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" "92e050cc7197bc11de4dd9e2d1b988b7b873a89c1b63eba66d2febe6c5a937f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "92e050cc7197bc11de4dd9e2d1b988b7b873a89c1b63eba66d2febe6c5a937f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92e050cc7197bc11de4dd9e2d1b988b7b873a89c1b63eba66d2febe6c5a937f4", kill_on_drop: false }` [INFO] [stdout] 92e050cc7197bc11de4dd9e2d1b988b7b873a89c1b63eba66d2febe6c5a937f4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7aa333fd1ccaaa30cb284f29c2a27bb7340388189e78fbfe5c9215ca89a587b6 [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" "7aa333fd1ccaaa30cb284f29c2a27bb7340388189e78fbfe5c9215ca89a587b6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.15 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling ncurses v5.99.0 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling term_size v0.3.1 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling signal-hook v0.1.13 [INFO] [stderr] Compiling chrono v0.4.10 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling enum-map-derive v0.4.3 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Compiling enum-map v0.6.2 [INFO] [stderr] Compiling const-random-macro v0.1.8 [INFO] [stderr] Compiling const-random v0.1.8 [INFO] [stderr] Compiling ahash v0.2.18 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling enumset_derive v0.4.4 [INFO] [stderr] Compiling enumset v0.4.5 [INFO] [stderr] Compiling cursive v0.14.0 [INFO] [stderr] Compiling life-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Dialog` [INFO] [stdout] --> src/main.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 3 | use cursive::views::{Dialog, TextView}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `to_string` exists for enum `Option`, but its trait bounds were not satisfied [INFO] [stdout] --> src/main.rs:13:53 [INFO] [stdout] | [INFO] [stdout] 13 | siv.add_layer(TextView::new(char::from_u32(100).to_string())); [INFO] [stdout] | ^^^^^^^^^ method cannot be called on `Option` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `Option: std::fmt::Display` [INFO] [stdout] which is required by `Option: ToString` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `life-rs` due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "7aa333fd1ccaaa30cb284f29c2a27bb7340388189e78fbfe5c9215ca89a587b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7aa333fd1ccaaa30cb284f29c2a27bb7340388189e78fbfe5c9215ca89a587b6", kill_on_drop: false }` [INFO] [stdout] 7aa333fd1ccaaa30cb284f29c2a27bb7340388189e78fbfe5c9215ca89a587b6