[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 master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCV001A%2Fmy_ls" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CV001A/my_ls on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76b32ab9178ba48538bc0539508a354a2ceee5bb4b7eca0eee024e733c7024d4
[INFO] running `Command { std: "docker" "start" "-a" "76b32ab9178ba48538bc0539508a354a2ceee5bb4b7eca0eee024e733c7024d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76b32ab9178ba48538bc0539508a354a2ceee5bb4b7eca0eee024e733c7024d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76b32ab9178ba48538bc0539508a354a2ceee5bb4b7eca0eee024e733c7024d4", kill_on_drop: false }`
[INFO] [stdout] 76b32ab9178ba48538bc0539508a354a2ceee5bb4b7eca0eee024e733c7024d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05347733e0ab1c15f6d8da826743d6d21afacadafa1990bc8f74a23c450ea6f4
[INFO] running `Command { std: "docker" "start" "-a" "05347733e0ab1c15f6d8da826743d6d21afacadafa1990bc8f74a23c450ea6f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_ls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "05347733e0ab1c15f6d8da826743d6d21afacadafa1990bc8f74a23c450ea6f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05347733e0ab1c15f6d8da826743d6d21afacadafa1990bc8f74a23c450ea6f4", kill_on_drop: false }`
[INFO] [stdout] 05347733e0ab1c15f6d8da826743d6d21afacadafa1990bc8f74a23c450ea6f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce17f0f72ab6ad917278e78e6aca4903a646e3d9488d09f8c11eb92e44d723de
[INFO] running `Command { std: "docker" "start" "-a" "ce17f0f72ab6ad917278e78e6aca4903a646e3d9488d09f8c11eb92e44d723de", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_ls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "ce17f0f72ab6ad917278e78e6aca4903a646e3d9488d09f8c11eb92e44d723de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce17f0f72ab6ad917278e78e6aca4903a646e3d9488d09f8c11eb92e44d723de", kill_on_drop: false }`
[INFO] [stdout] ce17f0f72ab6ad917278e78e6aca4903a646e3d9488d09f8c11eb92e44d723de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8928576dac5777fdffc23a079760b876467390c927f7172b3a85001f4682838c
[INFO] running `Command { std: "docker" "start" "-a" "8928576dac5777fdffc23a079760b876467390c927f7172b3a85001f4682838c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/my_ls-36d3cbb1b371799e)
[INFO] running `Command { std: "docker" "inspect" "8928576dac5777fdffc23a079760b876467390c927f7172b3a85001f4682838c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8928576dac5777fdffc23a079760b876467390c927f7172b3a85001f4682838c", kill_on_drop: false }`
[INFO] [stdout] 8928576dac5777fdffc23a079760b876467390c927f7172b3a85001f4682838c