[INFO] cloning repository https://github.com/fterdal/playing-with-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fterdal/playing-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffterdal%2Fplaying-with-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffterdal%2Fplaying-with-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 922450777dff53585d493fb8ee1c0e06b7340ed9
[INFO] testing fterdal/playing-with-rust 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%2Ffterdal%2Fplaying-with-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fterdal/playing-with-rust 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/fterdal/playing-with-rust
[INFO] finished tweaking git repo https://github.com/fterdal/playing-with-rust
[INFO] tweaked toml for git repo https://github.com/fterdal/playing-with-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/fterdal/playing-with-rust 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] bd2bdc00d838a0b73ab0ee88578b011e5a95e39db26116ebf4eed4ce69d0f5f0
[INFO] running `Command { std: "docker" "start" "-a" "bd2bdc00d838a0b73ab0ee88578b011e5a95e39db26116ebf4eed4ce69d0f5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd2bdc00d838a0b73ab0ee88578b011e5a95e39db26116ebf4eed4ce69d0f5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd2bdc00d838a0b73ab0ee88578b011e5a95e39db26116ebf4eed4ce69d0f5f0", kill_on_drop: false }`
[INFO] [stdout] bd2bdc00d838a0b73ab0ee88578b011e5a95e39db26116ebf4eed4ce69d0f5f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] a9837c7090675666a82bbae84ecc1d38ac9727550f595625f5ea862ccc3d8816
[INFO] running `Command { std: "docker" "start" "-a" "a9837c7090675666a82bbae84ecc1d38ac9727550f595625f5ea862ccc3d8816", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling getrandom v0.1.11
[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 sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DuckPond`
[INFO] [stdout]  --> src/main.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use duck_reducer::{Duck, DuckPond, Store};
[INFO] [stdout]   |                          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 6.43s
[INFO] running `Command { std: "docker" "inspect" "a9837c7090675666a82bbae84ecc1d38ac9727550f595625f5ea862ccc3d8816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9837c7090675666a82bbae84ecc1d38ac9727550f595625f5ea862ccc3d8816", kill_on_drop: false }`
[INFO] [stdout] a9837c7090675666a82bbae84ecc1d38ac9727550f595625f5ea862ccc3d8816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b0ccd2a5854ca451b542f2ffabe471c64fa44354e0e22db48c1dce177e7d5fcb
[INFO] running `Command { std: "docker" "start" "-a" "b0ccd2a5854ca451b542f2ffabe471c64fa44354e0e22db48c1dce177e7d5fcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DuckPond`
[INFO] [stdout]  --> src/main.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use duck_reducer::{Duck, DuckPond, Store};
[INFO] [stdout]   |                          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "b0ccd2a5854ca451b542f2ffabe471c64fa44354e0e22db48c1dce177e7d5fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0ccd2a5854ca451b542f2ffabe471c64fa44354e0e22db48c1dce177e7d5fcb", kill_on_drop: false }`
[INFO] [stdout] b0ccd2a5854ca451b542f2ffabe471c64fa44354e0e22db48c1dce177e7d5fcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 02add7ca87053f020c321afa6d410d122953896843069827279d93b70cc805f8
[INFO] running `Command { std: "docker" "start" "-a" "02add7ca87053f020c321afa6d410d122953896843069827279d93b70cc805f8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `DuckPond`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:2:26
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 2 | use duck_reducer::{Duck, DuckPond, Store};
[INFO] [stdout] 
[INFO] [stderr]   |                          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sample` (bin "sample" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sample-0751169903d82ef8)
[INFO] running `Command { std: "docker" "inspect" "02add7ca87053f020c321afa6d410d122953896843069827279d93b70cc805f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02add7ca87053f020c321afa6d410d122953896843069827279d93b70cc805f8", kill_on_drop: false }`
[INFO] [stdout] 02add7ca87053f020c321afa6d410d122953896843069827279d93b70cc805f8