[INFO] cloning repository https://github.com/gabriele-tasca/roll [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gabriele-tasca/roll" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriele-tasca%2Froll"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriele-tasca%2Froll'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9bc8016f553e7fbb9b7f4fd6f3c8c37e04e28592 [INFO] checking gabriele-tasca/roll against try#98d5ea1855f1028095b37c493ba31093c8519d68 for pr-69548 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriele-tasca%2Froll" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gabriele-tasca/roll on toolchain 98d5ea1855f1028095b37c493ba31093c8519d68 [INFO] running `"/workspace/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/gabriele-tasca/roll [INFO] finished tweaking git repo https://github.com/gabriele-tasca/roll [INFO] tweaked toml for git repo https://github.com/gabriele-tasca/roll written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/gabriele-tasca/roll already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2703e75769a333b6ac82def87b97323427db5095dec20beeaf4658a6de5feffa [INFO] running `"docker" "start" "-a" "2703e75769a333b6ac82def87b97323427db5095dec20beeaf4658a6de5feffa"` [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking rustyline v6.0.0 [INFO] [stderr] Checking roll v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/main.rs:1274:15 [INFO] [stderr] | [INFO] [stderr] 1274 | use std::io::{self}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/main.rs:1274:15 [INFO] [stderr] | [INFO] [stderr] 1274 | use std::io::{self}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num` [INFO] [stderr] --> src/main.rs:110:38 [INFO] [stderr] | [INFO] [stderr] 110 | if let Token::Number(num) = vec[poz+1] { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_num` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/main.rs:874:21 [INFO] [stderr] | [INFO] [stderr] 874 | if let Some((w, h)) = term_size::dimensions() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `TimesZero` [INFO] [stderr] --> src/main.rs:1012:5 [INFO] [stderr] | [INFO] [stderr] 1012 | TimesZero, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `TimesOne` [INFO] [stderr] --> src/main.rs:1013:5 [INFO] [stderr] | [INFO] [stderr] 1013 | TimesOne, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num` [INFO] [stderr] --> src/main.rs:110:38 [INFO] [stderr] | [INFO] [stderr] 110 | if let Token::Number(num) = vec[poz+1] { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_num` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/main.rs:874:21 [INFO] [stderr] | [INFO] [stderr] 874 | if let Some((w, h)) = term_size::dimensions() { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `TimesZero` [INFO] [stderr] --> src/main.rs:1012:5 [INFO] [stderr] | [INFO] [stderr] 1012 | TimesZero, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `TimesOne` [INFO] [stderr] --> src/main.rs:1013:5 [INFO] [stderr] | [INFO] [stderr] 1013 | TimesOne, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.04s [INFO] running `"docker" "inspect" "2703e75769a333b6ac82def87b97323427db5095dec20beeaf4658a6de5feffa"` [INFO] running `"docker" "rm" "-f" "2703e75769a333b6ac82def87b97323427db5095dec20beeaf4658a6de5feffa"` [INFO] [stdout] 2703e75769a333b6ac82def87b97323427db5095dec20beeaf4658a6de5feffa