[INFO] cloning repository https://github.com/ptechen/discovery
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ptechen/discovery" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptechen%2Fdiscovery", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptechen%2Fdiscovery'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a153b0067ac6e96380aa76c8930783d592b4a6d9
[INFO] testing ptechen/discovery against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptechen%2Fdiscovery" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ptechen/discovery on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ptechen/discovery
[INFO] finished tweaking git repo https://github.com/ptechen/discovery
[INFO] tweaked toml for git repo https://github.com/ptechen/discovery written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/ptechen/discovery already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6ca9d77b56d4272b99056b1617689a7b844f28ae328d10c26c26f71953a0e15
[INFO] running `Command { std: "docker" "start" "-a" "f6ca9d77b56d4272b99056b1617689a7b844f28ae328d10c26c26f71953a0e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6ca9d77b56d4272b99056b1617689a7b844f28ae328d10c26c26f71953a0e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ca9d77b56d4272b99056b1617689a7b844f28ae328d10c26c26f71953a0e15", kill_on_drop: false }`
[INFO] [stdout] f6ca9d77b56d4272b99056b1617689a7b844f28ae328d10c26c26f71953a0e15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8bccf069801aa5dd25d78a3ece5300a6c62e6e51717acd2d7910751b4a2fb5e
[INFO] running `Command { std: "docker" "start" "-a" "e8bccf069801aa5dd25d78a3ece5300a6c62e6e51717acd2d7910751b4a2fb5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling discovery v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "e8bccf069801aa5dd25d78a3ece5300a6c62e6e51717acd2d7910751b4a2fb5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8bccf069801aa5dd25d78a3ece5300a6c62e6e51717acd2d7910751b4a2fb5e", kill_on_drop: false }`
[INFO] [stdout] e8bccf069801aa5dd25d78a3ece5300a6c62e6e51717acd2d7910751b4a2fb5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 746edfc40f8049cc45eb3af8f39329a059e270ec418bf15ae245618f43f85cb2
[INFO] running `Command { std: "docker" "start" "-a" "746edfc40f8049cc45eb3af8f39329a059e270ec418bf15ae245618f43f85cb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling discovery v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "746edfc40f8049cc45eb3af8f39329a059e270ec418bf15ae245618f43f85cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "746edfc40f8049cc45eb3af8f39329a059e270ec418bf15ae245618f43f85cb2", kill_on_drop: false }`
[INFO] [stdout] 746edfc40f8049cc45eb3af8f39329a059e270ec418bf15ae245618f43f85cb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0fa8862697e9c0d16655d3e8b62d73668682743434e5323bc2a256324dfd9ccb
[INFO] running `Command { std: "docker" "start" "-a" "0fa8862697e9c0d16655d3e8b62d73668682743434e5323bc2a256324dfd9ccb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/discovery-4ff6e12460617fd1)
[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" "0fa8862697e9c0d16655d3e8b62d73668682743434e5323bc2a256324dfd9ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fa8862697e9c0d16655d3e8b62d73668682743434e5323bc2a256324dfd9ccb", kill_on_drop: false }`
[INFO] [stdout] 0fa8862697e9c0d16655d3e8b62d73668682743434e5323bc2a256324dfd9ccb