[INFO] cloning repository https://github.com/CianLR/mazegen-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CianLR/mazegen-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCianLR%2Fmazegen-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCianLR%2Fmazegen-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c45d2180582696b40e400ba72e2e54971048dc1f [INFO] testing CianLR/mazegen-rs against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCianLR%2Fmazegen-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CianLR/mazegen-rs on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CianLR/mazegen-rs [INFO] finished tweaking git repo https://github.com/CianLR/mazegen-rs [INFO] tweaked toml for git repo https://github.com/CianLR/mazegen-rs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/CianLR/mazegen-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4da9ba780fa8a679cbd0c22956eb699fe40e3c2a9ad327105335cfe858cadf84 [INFO] running `Command { std: "docker" "start" "-a" "4da9ba780fa8a679cbd0c22956eb699fe40e3c2a9ad327105335cfe858cadf84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4da9ba780fa8a679cbd0c22956eb699fe40e3c2a9ad327105335cfe858cadf84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4da9ba780fa8a679cbd0c22956eb699fe40e3c2a9ad327105335cfe858cadf84", kill_on_drop: false }` [INFO] [stdout] 4da9ba780fa8a679cbd0c22956eb699fe40e3c2a9ad327105335cfe858cadf84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d7d886ff81345e1142d792ffcba53869e264d459451d1442f45bed8a78048ed [INFO] running `Command { std: "docker" "start" "-a" "6d7d886ff81345e1142d792ffcba53869e264d459451d1442f45bed8a78048ed", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling getrandom v0.1.8 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand_core v0.5.0 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling mazegen-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/algos/algo.rs:18:62 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn get_algorithm(algo: &String, ani: bool) -> Result, String> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn MazeAlgo` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/maze.rs:54:43 [INFO] [stdout] | [INFO] [stdout] 54 | ... algo: &mut Box) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn MazeAlgo` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.65s [INFO] running `Command { std: "docker" "inspect" "6d7d886ff81345e1142d792ffcba53869e264d459451d1442f45bed8a78048ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d7d886ff81345e1142d792ffcba53869e264d459451d1442f45bed8a78048ed", kill_on_drop: false }` [INFO] [stdout] 6d7d886ff81345e1142d792ffcba53869e264d459451d1442f45bed8a78048ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93e24fa5af296ea800c7cb9c869a8726204787a737b44037aa707d1db3980657 [INFO] running `Command { std: "docker" "start" "-a" "93e24fa5af296ea800c7cb9c869a8726204787a737b44037aa707d1db3980657", kill_on_drop: false }` [INFO] [stderr] Compiling mazegen-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/algos/algo.rs:18:62 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn get_algorithm(algo: &String, ani: bool) -> Result, String> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn MazeAlgo` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/maze.rs:54:43 [INFO] [stdout] | [INFO] [stdout] 54 | ... algo: &mut Box) -> Result<(), String> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn MazeAlgo` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.12s [INFO] running `Command { std: "docker" "inspect" "93e24fa5af296ea800c7cb9c869a8726204787a737b44037aa707d1db3980657", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93e24fa5af296ea800c7cb9c869a8726204787a737b44037aa707d1db3980657", kill_on_drop: false }` [INFO] [stdout] 93e24fa5af296ea800c7cb9c869a8726204787a737b44037aa707d1db3980657 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0bf73670e5bdf903cfa64b541ab478ce334a6f436fa053144c9d627e538f4be2 [INFO] running `Command { std: "docker" "start" "-a" "0bf73670e5bdf903cfa64b541ab478ce334a6f436fa053144c9d627e538f4be2", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/algos/algo.rs:18:62 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn get_algorithm(algo: &String, ani: bool) -> Result, String> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn MazeAlgo` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/maze.rs:54:43 [INFO] [stderr] | [INFO] [stderr] 54 | ... algo: &mut Box) -> Result<(), String> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn MazeAlgo` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mazegen_rs-cc2f4433d5a3af7a) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test algos::ellers::test::test_is_perfect ... ok [INFO] [stdout] test algos::dfs::test::test_is_perfect ... ok [INFO] [stdout] test algos::prims::test::test_is_perfect ... ok [INFO] [stdout] test algos::kruskals::test::test_is_perfect ... ok [INFO] [stdout] test algos::wilsons::test::test_is_perfect ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0bf73670e5bdf903cfa64b541ab478ce334a6f436fa053144c9d627e538f4be2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bf73670e5bdf903cfa64b541ab478ce334a6f436fa053144c9d627e538f4be2", kill_on_drop: false }` [INFO] [stdout] 0bf73670e5bdf903cfa64b541ab478ce334a6f436fa053144c9d627e538f4be2