[INFO] cloning repository https://github.com/Congee/ff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Congee/ff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCongee%2Fff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCongee%2Fff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c770954b73e27cdd3b6896a0a560d60379b2eb83
[INFO] testing Congee/ff against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCongee%2Fff" "/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/Congee/ff on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Congee/ff
[INFO] finished tweaking git repo https://github.com/Congee/ff
[INFO] tweaked toml for git repo https://github.com/Congee/ff written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Congee/ff already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa2b4d5b4378ceb504053dc8bb228f0ef3f0464a44de8e67ac9d4a1a98650ad7
[INFO] running `Command { std: "docker" "start" "-a" "aa2b4d5b4378ceb504053dc8bb228f0ef3f0464a44de8e67ac9d4a1a98650ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa2b4d5b4378ceb504053dc8bb228f0ef3f0464a44de8e67ac9d4a1a98650ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2b4d5b4378ceb504053dc8bb228f0ef3f0464a44de8e67ac9d4a1a98650ad7", kill_on_drop: false }`
[INFO] [stdout] aa2b4d5b4378ceb504053dc8bb228f0ef3f0464a44de8e67ac9d4a1a98650ad7
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a91f17171f1e190fef4b545a120216ec3f0c06d924b1937772ebdba1f90de97e
[INFO] running `Command { std: "docker" "start" "-a" "a91f17171f1e190fef4b545a120216ec3f0c06d924b1937772ebdba1f90de97e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "a91f17171f1e190fef4b545a120216ec3f0c06d924b1937772ebdba1f90de97e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a91f17171f1e190fef4b545a120216ec3f0c06d924b1937772ebdba1f90de97e", kill_on_drop: false }`
[INFO] [stdout] a91f17171f1e190fef4b545a120216ec3f0c06d924b1937772ebdba1f90de97e
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aab98894704b9cbe4eed97cc888f0be8fd7c2b517286939ac468fb48ff0793a
[INFO] running `Command { std: "docker" "start" "-a" "5aab98894704b9cbe4eed97cc888f0be8fd7c2b517286939ac468fb48ff0793a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "5aab98894704b9cbe4eed97cc888f0be8fd7c2b517286939ac468fb48ff0793a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aab98894704b9cbe4eed97cc888f0be8fd7c2b517286939ac468fb48ff0793a", kill_on_drop: false }`
[INFO] [stdout] 5aab98894704b9cbe4eed97cc888f0be8fd7c2b517286939ac468fb48ff0793a
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f94ecef5c5026a81cdfd6bdf1da9b240f99b78e00e4884a58da8883f0c5e2f7
[INFO] running `Command { std: "docker" "start" "-a" "2f94ecef5c5026a81cdfd6bdf1da9b240f99b78e00e4884a58da8883f0c5e2f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[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 (/opt/rustwide/target/debug/deps/ff-81d3455faf0bbf16)
[INFO] running `Command { std: "docker" "inspect" "2f94ecef5c5026a81cdfd6bdf1da9b240f99b78e00e4884a58da8883f0c5e2f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f94ecef5c5026a81cdfd6bdf1da9b240f99b78e00e4884a58da8883f0c5e2f7", kill_on_drop: false }`
[INFO] [stdout] 2f94ecef5c5026a81cdfd6bdf1da9b240f99b78e00e4884a58da8883f0c5e2f7