[INFO] cloning repository https://github.com/CV001A/my_ls
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CV001A/my_ls" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCV001A%2Fmy_ls", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCV001A%2Fmy_ls'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8cf398cfc93e96aad00a3d3d2cdc98894c866e61
[INFO] testing CV001A/my_ls 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%2FCV001A%2Fmy_ls" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CV001A/my_ls 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/CV001A/my_ls
[INFO] finished tweaking git repo https://github.com/CV001A/my_ls
[INFO] tweaked toml for git repo https://github.com/CV001A/my_ls written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/CV001A/my_ls 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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 36be6f43fb560ba86d119be7f56e035ce09e43db4afee286d1bedfa6691c362a
[INFO] running `Command { std: "docker" "start" "-a" "36be6f43fb560ba86d119be7f56e035ce09e43db4afee286d1bedfa6691c362a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36be6f43fb560ba86d119be7f56e035ce09e43db4afee286d1bedfa6691c362a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36be6f43fb560ba86d119be7f56e035ce09e43db4afee286d1bedfa6691c362a", kill_on_drop: false }`
[INFO] [stdout] 36be6f43fb560ba86d119be7f56e035ce09e43db4afee286d1bedfa6691c362a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 9e04c8532017836af0439a52adadce7b38712169d9ef929c8b747a452122f502
[INFO] running `Command { std: "docker" "start" "-a" "9e04c8532017836af0439a52adadce7b38712169d9ef929c8b747a452122f502", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling my_ls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "9e04c8532017836af0439a52adadce7b38712169d9ef929c8b747a452122f502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e04c8532017836af0439a52adadce7b38712169d9ef929c8b747a452122f502", kill_on_drop: false }`
[INFO] [stdout] 9e04c8532017836af0439a52adadce7b38712169d9ef929c8b747a452122f502
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 0ecfbc593a3503aa610d3de2f99aeed17dce470e0d1acf0403ada0085d3bc165
[INFO] running `Command { std: "docker" "start" "-a" "0ecfbc593a3503aa610d3de2f99aeed17dce470e0d1acf0403ada0085d3bc165", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling my_ls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.98s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/my_ls-29a2494ff1d6f4ff)
[INFO] running `Command { std: "docker" "inspect" "0ecfbc593a3503aa610d3de2f99aeed17dce470e0d1acf0403ada0085d3bc165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ecfbc593a3503aa610d3de2f99aeed17dce470e0d1acf0403ada0085d3bc165", kill_on_drop: false }`
[INFO] [stdout] 0ecfbc593a3503aa610d3de2f99aeed17dce470e0d1acf0403ada0085d3bc165
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] fa9642f379a9f0a18740853e98d03d810b88434fff704d6ac9e42e1bfb88d3ed
[INFO] running `Command { std: "docker" "start" "-a" "fa9642f379a9f0a18740853e98d03d810b88434fff704d6ac9e42e1bfb88d3ed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/my_ls-29a2494ff1d6f4ff)
[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" "fa9642f379a9f0a18740853e98d03d810b88434fff704d6ac9e42e1bfb88d3ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa9642f379a9f0a18740853e98d03d810b88434fff704d6ac9e42e1bfb88d3ed", kill_on_drop: false }`
[INFO] [stdout] fa9642f379a9f0a18740853e98d03d810b88434fff704d6ac9e42e1bfb88d3ed