[INFO] cloning repository https://github.com/gavrielrh/rust-sorting [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gavrielrh/rust-sorting" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavrielrh%2Frust-sorting", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavrielrh%2Frust-sorting'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9618d0d0f9a3d4caca3aaf051d8e5a85b8a51796 [INFO] testing gavrielrh/rust-sorting against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavrielrh%2Frust-sorting" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gavrielrh/rust-sorting on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gavrielrh/rust-sorting [INFO] finished tweaking git repo https://github.com/gavrielrh/rust-sorting [INFO] tweaked toml for git repo https://github.com/gavrielrh/rust-sorting written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/gavrielrh/rust-sorting already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 408b047395cf7ccfc4dd997df28154c28ed84730fe09564b3ec7356a4fb9108c [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" "408b047395cf7ccfc4dd997df28154c28ed84730fe09564b3ec7356a4fb9108c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "408b047395cf7ccfc4dd997df28154c28ed84730fe09564b3ec7356a4fb9108c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "408b047395cf7ccfc4dd997df28154c28ed84730fe09564b3ec7356a4fb9108c", kill_on_drop: false }` [INFO] [stdout] 408b047395cf7ccfc4dd997df28154c28ed84730fe09564b3ec7356a4fb9108c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fd0d6bb2def5db2d36e19ae87aa314ce9a0de80ce3e81b1a4947ba1688c9eaee [INFO] running `Command { std: "docker" "start" "-a" "fd0d6bb2def5db2d36e19ae87aa314ce9a0de80ce3e81b1a4947ba1688c9eaee", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.30 [INFO] [stderr] Compiling serde v1.0.12 [INFO] [stderr] Compiling serde_derive v1.0.12 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling rand v0.3.16 [INFO] [stderr] Compiling csv-core v0.1.3 [INFO] [stderr] Compiling csv v1.0.0-beta.4 [INFO] [stderr] Compiling sorting v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:23:28 [INFO] [stdout] | [INFO] [stdout] 23 | fn run() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.01s [INFO] running `Command { std: "docker" "inspect" "fd0d6bb2def5db2d36e19ae87aa314ce9a0de80ce3e81b1a4947ba1688c9eaee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd0d6bb2def5db2d36e19ae87aa314ce9a0de80ce3e81b1a4947ba1688c9eaee", kill_on_drop: false }` [INFO] [stdout] fd0d6bb2def5db2d36e19ae87aa314ce9a0de80ce3e81b1a4947ba1688c9eaee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 99502f05aa3112e2f547f647a6f2b2aab3487e8654befa0f0d965fd81a6b405f [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" "99502f05aa3112e2f547f647a6f2b2aab3487e8654befa0f0d965fd81a6b405f", kill_on_drop: false }` [INFO] [stderr] Compiling sorting v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:23:28 [INFO] [stdout] | [INFO] [stdout] 23 | fn run() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "99502f05aa3112e2f547f647a6f2b2aab3487e8654befa0f0d965fd81a6b405f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99502f05aa3112e2f547f647a6f2b2aab3487e8654befa0f0d965fd81a6b405f", kill_on_drop: false }` [INFO] [stdout] 99502f05aa3112e2f547f647a6f2b2aab3487e8654befa0f0d965fd81a6b405f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7673a6a531e617bccb9a668a599526f42db7ae2b2d1b8fab26bb86345bc9dcfa [INFO] running `Command { std: "docker" "start" "-a" "7673a6a531e617bccb9a668a599526f42db7ae2b2d1b8fab26bb86345bc9dcfa", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:23:28 [INFO] [stderr] | [INFO] [stderr] 23 | fn run() -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `sorting` (bin "sorting" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sorting-4ac72ee8ca7128d8) [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" "7673a6a531e617bccb9a668a599526f42db7ae2b2d1b8fab26bb86345bc9dcfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7673a6a531e617bccb9a668a599526f42db7ae2b2d1b8fab26bb86345bc9dcfa", kill_on_drop: false }` [INFO] [stdout] 7673a6a531e617bccb9a668a599526f42db7ae2b2d1b8fab26bb86345bc9dcfa