[INFO] cloning repository https://github.com/crimsondamask/minigrep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crimsondamask/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrimsondamask%2Fminigrep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrimsondamask%2Fminigrep'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a2d79cdaeeb249dd20d41de50b84947efa6ab875 [INFO] testing crimsondamask/minigrep against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrimsondamask%2Fminigrep" "/workspace/builds/worker-54/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/crimsondamask/minigrep on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/crimsondamask/minigrep [INFO] finished tweaking git repo https://github.com/crimsondamask/minigrep [INFO] tweaked toml for git repo https://github.com/crimsondamask/minigrep written to /workspace/builds/worker-54/source/Cargo.toml [INFO] crate git repo https://github.com/crimsondamask/minigrep already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 38702363de6184a868e8215c6a79897193d9daffc6f35563e6ee7be446e9324d [INFO] running `Command { std: "docker" "start" "-a" "38702363de6184a868e8215c6a79897193d9daffc6f35563e6ee7be446e9324d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38702363de6184a868e8215c6a79897193d9daffc6f35563e6ee7be446e9324d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38702363de6184a868e8215c6a79897193d9daffc6f35563e6ee7be446e9324d", kill_on_drop: false }` [INFO] [stdout] 38702363de6184a868e8215c6a79897193d9daffc6f35563e6ee7be446e9324d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3d99c87abf9c537e41c7b9edad5e20dac987d973fca649015918acdbeb99610 [INFO] running `Command { std: "docker" "start" "-a" "e3d99c87abf9c537e41c7b9edad5e20dac987d973fca649015918acdbeb99610", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling minigrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:27:46 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 - pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] 27 + pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let args : Vec = env::args().collect(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 46.72s [INFO] running `Command { std: "docker" "inspect" "e3d99c87abf9c537e41c7b9edad5e20dac987d973fca649015918acdbeb99610", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3d99c87abf9c537e41c7b9edad5e20dac987d973fca649015918acdbeb99610", kill_on_drop: false }` [INFO] [stdout] e3d99c87abf9c537e41c7b9edad5e20dac987d973fca649015918acdbeb99610 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 131afbebc1a7440968784e1db86e569648436f33710da043e444a061bbc10efc [INFO] running `Command { std: "docker" "start" "-a" "131afbebc1a7440968784e1db86e569648436f33710da043e444a061bbc10efc", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling minigrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:27:46 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 - pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] 27 + pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:27:46 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 - pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] 27 + pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let args : Vec = env::args().collect(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.02s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/minigrep-c19f034ddeb387a1) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/minigrep-01c7dafc6227276e) [INFO] running `Command { std: "docker" "inspect" "131afbebc1a7440968784e1db86e569648436f33710da043e444a061bbc10efc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "131afbebc1a7440968784e1db86e569648436f33710da043e444a061bbc10efc", kill_on_drop: false }` [INFO] [stdout] 131afbebc1a7440968784e1db86e569648436f33710da043e444a061bbc10efc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 64be1cc0eddfebdeb3dc6a5a95b8b72d777583daa60b588245baa99c1e684634 [INFO] running `Command { std: "docker" "start" "-a" "64be1cc0eddfebdeb3dc6a5a95b8b72d777583daa60b588245baa99c1e684634", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:27:46 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn run(config: Config) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 27 - pub fn run(config: Config) -> Result<(), Box> { [INFO] [stderr] 27 + pub fn run(config: Config) -> Result<(), Box> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `minigrep` (lib) generated 1 warning [INFO] [stderr] warning: `minigrep` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let args : Vec = env::args().collect(); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `minigrep` (bin "minigrep" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.49s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minigrep-c19f034ddeb387a1) [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] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/minigrep-01c7dafc6227276e) [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] [stderr] Doc-tests minigrep [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" "64be1cc0eddfebdeb3dc6a5a95b8b72d777583daa60b588245baa99c1e684634", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64be1cc0eddfebdeb3dc6a5a95b8b72d777583daa60b588245baa99c1e684634", kill_on_drop: false }` [INFO] [stdout] 64be1cc0eddfebdeb3dc6a5a95b8b72d777583daa60b588245baa99c1e684634