[INFO] cloning repository https://github.com/Asafrose/random-algorithms-homework [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Asafrose/random-algorithms-homework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsafrose%2Frandom-algorithms-homework", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsafrose%2Frandom-algorithms-homework'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f0b5b73c9fc2e8685e58b6996fc92f419c475d6d [INFO] testing Asafrose/random-algorithms-homework against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsafrose%2Frandom-algorithms-homework" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Asafrose/random-algorithms-homework [INFO] finished tweaking git repo https://github.com/Asafrose/random-algorithms-homework [INFO] tweaked toml for git repo https://github.com/Asafrose/random-algorithms-homework written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Asafrose/random-algorithms-homework on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Asafrose/random-algorithms-homework 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/Asafrose/clap-md` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap_lex v0.1.1 [INFO] [stderr] Downloaded nameof v1.2.2 [INFO] [stderr] Downloaded pulldown-cmark-to-cmark v10.0.1 [INFO] [stderr] Downloaded pulldown-cmark v0.9.1 [INFO] [stderr] Downloaded clap_derive v3.1.7 [INFO] [stderr] Downloaded clap v3.1.11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6e8813fe10bbd9c2761d09b0545d6d77911170d1eea55f0979a61ad586e39593 [INFO] running `Command { std: "docker" "start" "-a" "6e8813fe10bbd9c2761d09b0545d6d77911170d1eea55f0979a61ad586e39593", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e8813fe10bbd9c2761d09b0545d6d77911170d1eea55f0979a61ad586e39593", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e8813fe10bbd9c2761d09b0545d6d77911170d1eea55f0979a61ad586e39593", kill_on_drop: false }` [INFO] [stdout] 6e8813fe10bbd9c2761d09b0545d6d77911170d1eea55f0979a61ad586e39593 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 3486d32fb48e74d1453d9e166123be0939b9be0ab4f3e48a516d5cfdc68583b0 [INFO] running `Command { std: "docker" "start" "-a" "3486d32fb48e74d1453d9e166123be0939b9be0ab4f3e48a516d5cfdc68583b0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.123 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling libm v0.2.2 [INFO] [stderr] Compiling rayon-core v1.9.2 [INFO] [stderr] Compiling pulldown-cmark v0.9.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling os_str_bytes v6.0.0 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling rayon v1.5.2 [INFO] [stderr] Compiling clap_lex v0.1.1 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling anyhow v1.0.56 [INFO] [stderr] Compiling once_cell v1.10.0 [INFO] [stderr] Compiling textwrap v0.15.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.4 [INFO] [stderr] Compiling number_prefix v0.4.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling nameof v1.2.2 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling terminal_size v0.1.17 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling console v0.15.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling pulldown-cmark-to-cmark v10.0.1 [INFO] [stderr] Compiling rand_distr v0.4.3 [INFO] [stderr] Compiling env_logger v0.9.0 [INFO] [stderr] Compiling indicatif v0.16.2 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling clap_derive v3.1.7 [INFO] [stderr] Compiling clap v3.1.11 [INFO] [stderr] Compiling clap-md v0.1.0 (https://github.com/Asafrose/clap-md#f39fa6e8) [INFO] [stderr] Compiling random-algorithms-homework v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/q3/matrix.rs:43:21 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn iter_mut(&mut self) -> impl Iterator> { [INFO] [stdout] | ^^^^^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 43 | pub fn iter_mut(&mut self) -> impl Iterator> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.59s [INFO] running `Command { std: "docker" "inspect" "3486d32fb48e74d1453d9e166123be0939b9be0ab4f3e48a516d5cfdc68583b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3486d32fb48e74d1453d9e166123be0939b9be0ab4f3e48a516d5cfdc68583b0", kill_on_drop: false }` [INFO] [stdout] 3486d32fb48e74d1453d9e166123be0939b9be0ab4f3e48a516d5cfdc68583b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] a60f53f4e670ce6a32aa7a6d1cc1d98149f6c58beb195ee0470898e026db3639 [INFO] running `Command { std: "docker" "start" "-a" "a60f53f4e670ce6a32aa7a6d1cc1d98149f6c58beb195ee0470898e026db3639", kill_on_drop: false }` [INFO] [stderr] Compiling random-algorithms-homework v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/q3/matrix.rs:43:21 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn iter_mut(&mut self) -> impl Iterator> { [INFO] [stdout] | ^^^^^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 43 | pub fn iter_mut(&mut self) -> impl Iterator> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "a60f53f4e670ce6a32aa7a6d1cc1d98149f6c58beb195ee0470898e026db3639", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a60f53f4e670ce6a32aa7a6d1cc1d98149f6c58beb195ee0470898e026db3639", kill_on_drop: false }` [INFO] [stdout] a60f53f4e670ce6a32aa7a6d1cc1d98149f6c58beb195ee0470898e026db3639 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 4249c7e34effd87834cf90c3dcc046b3341c22a6dd44d2077ae39b725e0fa6a5 [INFO] running `Command { std: "docker" "start" "-a" "4249c7e34effd87834cf90c3dcc046b3341c22a6dd44d2077ae39b725e0fa6a5", kill_on_drop: false }` [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/q3/matrix.rs:43:21 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn iter_mut(&mut self) -> impl Iterator> { [INFO] [stderr] | ^^^^^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 43 | pub fn iter_mut(&mut self) -> impl Iterator> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `random-algorithms-homework` (bin "random-algorithms-homework" test) generated 1 warning (run `cargo fix --bin "random-algorithms-homework" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/random_algorithms_homework-e704f6953ffc0ac4) [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" "4249c7e34effd87834cf90c3dcc046b3341c22a6dd44d2077ae39b725e0fa6a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4249c7e34effd87834cf90c3dcc046b3341c22a6dd44d2077ae39b725e0fa6a5", kill_on_drop: false }` [INFO] [stdout] 4249c7e34effd87834cf90c3dcc046b3341c22a6dd44d2077ae39b725e0fa6a5