[INFO] cloning repository https://github.com/brson/featuretest2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brson/featuretest2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrson%2Ffeaturetest2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrson%2Ffeaturetest2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02a824eb7df604c4aac9c30c6801c0cb94da3373
[INFO] testing brson/featuretest2 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrson%2Ffeaturetest2" "/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/brson/featuretest2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brson/featuretest2
[INFO] finished tweaking git repo https://github.com/brson/featuretest2
[INFO] tweaked toml for git repo https://github.com/brson/featuretest2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/brson/featuretest2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 227360de1a05f2fd14a5fc1a5dc45e5fc13ada169293685de0710ebe2cec881e
[INFO] running `Command { std: "docker" "start" "-a" "227360de1a05f2fd14a5fc1a5dc45e5fc13ada169293685de0710ebe2cec881e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "227360de1a05f2fd14a5fc1a5dc45e5fc13ada169293685de0710ebe2cec881e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "227360de1a05f2fd14a5fc1a5dc45e5fc13ada169293685de0710ebe2cec881e", kill_on_drop: false }`
[INFO] [stdout] 227360de1a05f2fd14a5fc1a5dc45e5fc13ada169293685de0710ebe2cec881e
[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=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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf64eea2378d0d84795766f5cb6dab1b1715d75fb225cb13ad2256011b018511
[INFO] running `Command { std: "docker" "start" "-a" "bf64eea2378d0d84795766f5cb6dab1b1715d75fb225cb13ad2256011b018511", kill_on_drop: false }`
[INFO] [stderr]    Compiling mydep2 v0.1.0 (/opt/rustwide/workdir/mydep2)
[INFO] [stderr]    Compiling mydep v0.1.0 (/opt/rustwide/workdir/mydep)
[INFO] [stderr]    Compiling featuretest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "bf64eea2378d0d84795766f5cb6dab1b1715d75fb225cb13ad2256011b018511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf64eea2378d0d84795766f5cb6dab1b1715d75fb225cb13ad2256011b018511", kill_on_drop: false }`
[INFO] [stdout] bf64eea2378d0d84795766f5cb6dab1b1715d75fb225cb13ad2256011b018511
[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=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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6ae8b7ff1e93988c17a4e51d819e79d0756fd6a721af84111d1df533add886c
[INFO] running `Command { std: "docker" "start" "-a" "b6ae8b7ff1e93988c17a4e51d819e79d0756fd6a721af84111d1df533add886c", kill_on_drop: false }`
[INFO] [stderr]    Compiling featuretest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "b6ae8b7ff1e93988c17a4e51d819e79d0756fd6a721af84111d1df533add886c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6ae8b7ff1e93988c17a4e51d819e79d0756fd6a721af84111d1df533add886c", kill_on_drop: false }`
[INFO] [stdout] b6ae8b7ff1e93988c17a4e51d819e79d0756fd6a721af84111d1df533add886c
[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=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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 530c51d738eefe18a6fda45919fa4aa23a50780d231e1423321e48bba288f01e
[INFO] running `Command { std: "docker" "start" "-a" "530c51d738eefe18a6fda45919fa4aa23a50780d231e1423321e48bba288f01e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/featuretest-9ad50d6ef631d761)
[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" "530c51d738eefe18a6fda45919fa4aa23a50780d231e1423321e48bba288f01e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530c51d738eefe18a6fda45919fa4aa23a50780d231e1423321e48bba288f01e", kill_on_drop: false }`
[INFO] [stdout] 530c51d738eefe18a6fda45919fa4aa23a50780d231e1423321e48bba288f01e