[INFO] cloning repository https://github.com/dgoetsch/glutton [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dgoetsch/glutton" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgoetsch%2Fglutton", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgoetsch%2Fglutton'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b1bc70e964c18f6818a90b4e4ff98afa54c907a9 [INFO] testing dgoetsch/glutton/b1bc70e964c18f6818a90b4e4ff98afa54c907a9 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgoetsch%2Fglutton" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/dgoetsch/glutton [INFO] finished tweaking git repo https://github.com/dgoetsch/glutton [INFO] tweaked toml for git repo https://github.com/dgoetsch/glutton written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/dgoetsch/glutton on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/dgoetsch/glutton 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f332737cf03cbdf5618eed42e5317f337a9939d51a8600c69b9d3b0893dbceab [INFO] running `Command { std: "docker" "start" "-a" "f332737cf03cbdf5618eed42e5317f337a9939d51a8600c69b9d3b0893dbceab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f332737cf03cbdf5618eed42e5317f337a9939d51a8600c69b9d3b0893dbceab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f332737cf03cbdf5618eed42e5317f337a9939d51a8600c69b9d3b0893dbceab", kill_on_drop: false }` [INFO] [stdout] f332737cf03cbdf5618eed42e5317f337a9939d51a8600c69b9d3b0893dbceab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5162e4a9bd2b8a8fb43850aaea7f21cdaf7be61329439a9c59aa0ca5d5dfe081 [INFO] running `Command { std: "docker" "start" "-a" "5162e4a9bd2b8a8fb43850aaea7f21cdaf7be61329439a9c59aa0ca5d5dfe081", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling rand v0.5.4 [INFO] [stderr] Compiling rust-by-ex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::iter::Map` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::Map; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/main.rs:18:21 [INFO] [stdout] | [INFO] [stdout] 18 | for idx in (0..self.at_a_time) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 18 - for idx in (0..self.at_a_time) { [INFO] [stdout] 18 + for idx in 0..self.at_a_time { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_ascii_chars`: use sample_iter(&Alphanumeric) instead [INFO] [stdout] --> src/main.rs:32:33 [INFO] [stdout] | [INFO] [stdout] 32 | let name = thread_rng().gen_ascii_chars().take(10) .collect::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `idx` [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | for idx in (0..self.at_a_time) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cd_res` [INFO] [stdout] --> src/main.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | let cd_res = std::fs::create_dir_all(sub_dir.as_str()); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cd_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cf_res` [INFO] [stdout] --> src/main.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let cf_res = std::fs::File::create(file_name.as_str()) [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cf_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | handler.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 23 | let _ = handler.join(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.02s [INFO] running `Command { std: "docker" "inspect" "5162e4a9bd2b8a8fb43850aaea7f21cdaf7be61329439a9c59aa0ca5d5dfe081", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5162e4a9bd2b8a8fb43850aaea7f21cdaf7be61329439a9c59aa0ca5d5dfe081", kill_on_drop: false }` [INFO] [stdout] 5162e4a9bd2b8a8fb43850aaea7f21cdaf7be61329439a9c59aa0ca5d5dfe081 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 001b69d507a27d3327789f4fbdcb04a4f333002dcf9f246c471234575f3a38b3 [INFO] running `Command { std: "docker" "start" "-a" "001b69d507a27d3327789f4fbdcb04a4f333002dcf9f246c471234575f3a38b3", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling rust-by-ex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::iter::Map` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::Map; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/main.rs:18:21 [INFO] [stdout] | [INFO] [stdout] 18 | for idx in (0..self.at_a_time) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 18 - for idx in (0..self.at_a_time) { [INFO] [stdout] 18 + for idx in 0..self.at_a_time { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_ascii_chars`: use sample_iter(&Alphanumeric) instead [INFO] [stdout] --> src/main.rs:32:33 [INFO] [stdout] | [INFO] [stdout] 32 | let name = thread_rng().gen_ascii_chars().take(10) .collect::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `idx` [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | for idx in (0..self.at_a_time) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cd_res` [INFO] [stdout] --> src/main.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | let cd_res = std::fs::create_dir_all(sub_dir.as_str()); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cd_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cf_res` [INFO] [stdout] --> src/main.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let cf_res = std::fs::File::create(file_name.as_str()) [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cf_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | handler.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 23 | let _ = handler.join(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "001b69d507a27d3327789f4fbdcb04a4f333002dcf9f246c471234575f3a38b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "001b69d507a27d3327789f4fbdcb04a4f333002dcf9f246c471234575f3a38b3", kill_on_drop: false }` [INFO] [stdout] 001b69d507a27d3327789f4fbdcb04a4f333002dcf9f246c471234575f3a38b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6b02cf9080338e12461720d5c1aa63600499db23a6a5d8217e7db00f608c0d63 [INFO] running `Command { std: "docker" "start" "-a" "6b02cf9080338e12461720d5c1aa63600499db23a6a5d8217e7db00f608c0d63", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: unused import: `std::iter::Map` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::iter::Map; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:18:21 [INFO] [stderr] | [INFO] [stderr] 18 | for idx in (0..self.at_a_time) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 18 - for idx in (0..self.at_a_time) { [INFO] [stderr] 18 + for idx in 0..self.at_a_time { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `rand::Rng::gen_ascii_chars`: use sample_iter(&Alphanumeric) instead [INFO] [stderr] --> src/main.rs:32:33 [INFO] [stderr] | [INFO] [stderr] 32 | let name = thread_rng().gen_ascii_chars().take(10) .collect::(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `idx` [INFO] [stderr] --> src/main.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | for idx in (0..self.at_a_time) { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cd_res` [INFO] [stderr] --> src/main.rs:38:13 [INFO] [stderr] | [INFO] [stderr] 38 | let cd_res = std::fs::create_dir_all(sub_dir.as_str()); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cd_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cf_res` [INFO] [stderr] --> src/main.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | let cf_res = std::fs::File::create(file_name.as_str()) [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cf_res` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | handler.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 23 | let _ = handler.join(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `rust-by-ex` (bin "rust-by-ex" test) generated 7 warnings (run `cargo fix --bin "rust-by-ex" -p rust-by-ex --tests` to apply 5 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_by_ex-9f35cfb91ecf466d) [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" "6b02cf9080338e12461720d5c1aa63600499db23a6a5d8217e7db00f608c0d63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b02cf9080338e12461720d5c1aa63600499db23a6a5d8217e7db00f608c0d63", kill_on_drop: false }` [INFO] [stdout] 6b02cf9080338e12461720d5c1aa63600499db23a6a5d8217e7db00f608c0d63