[INFO] fetching crate doctor-diff-cli 0.1.0...
[INFO] testing doctor-diff-cli-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate doctor-diff-cli 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate doctor-diff-cli 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate doctor-diff-cli 0.1.0
[INFO] finished tweaking crates.io crate doctor-diff-cli 0.1.0
[INFO] tweaked toml for crates.io crate doctor-diff-cli 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate doctor-diff-cli 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 166c3a8c8b47352866aba8c74ae90e1dd7b5f28b73ab630a029fc72d052fd3ef
[INFO] running `Command { std: "docker" "start" "-a" "166c3a8c8b47352866aba8c74ae90e1dd7b5f28b73ab630a029fc72d052fd3ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "166c3a8c8b47352866aba8c74ae90e1dd7b5f28b73ab630a029fc72d052fd3ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "166c3a8c8b47352866aba8c74ae90e1dd7b5f28b73ab630a029fc72d052fd3ef", kill_on_drop: false }`
[INFO] [stdout] 166c3a8c8b47352866aba8c74ae90e1dd7b5f28b73ab630a029fc72d052fd3ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18b7db412de588c420b326815b7fc03c5978964ad921aa5e6c273e20f2864183
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "18b7db412de588c420b326815b7fc03c5978964ad921aa5e6c273e20f2864183", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling zip v0.5.8
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling doctor-diff-core v0.1.0
[INFO] [stderr]    Compiling doctor-diff-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.12s
[INFO] running `Command { std: "docker" "inspect" "18b7db412de588c420b326815b7fc03c5978964ad921aa5e6c273e20f2864183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b7db412de588c420b326815b7fc03c5978964ad921aa5e6c273e20f2864183", kill_on_drop: false }`
[INFO] [stdout] 18b7db412de588c420b326815b7fc03c5978964ad921aa5e6c273e20f2864183
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4e2c8d0973350c91856ca595de244b8603da0ed738d70a63fbfab3a853d916d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c4e2c8d0973350c91856ca595de244b8603da0ed738d70a63fbfab3a853d916d", kill_on_drop: false }`
[INFO] [stderr]    Compiling doctor-diff-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "c4e2c8d0973350c91856ca595de244b8603da0ed738d70a63fbfab3a853d916d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4e2c8d0973350c91856ca595de244b8603da0ed738d70a63fbfab3a853d916d", kill_on_drop: false }`
[INFO] [stdout] c4e2c8d0973350c91856ca595de244b8603da0ed738d70a63fbfab3a853d916d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3769a136632ffef71d92c6bac7ddbcccdaf0b9d8483dbb7c9894ac2083a90987
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3769a136632ffef71d92c6bac7ddbcccdaf0b9d8483dbb7c9894ac2083a90987", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/doctor_diff-96b7dee4f18076a8
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3769a136632ffef71d92c6bac7ddbcccdaf0b9d8483dbb7c9894ac2083a90987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3769a136632ffef71d92c6bac7ddbcccdaf0b9d8483dbb7c9894ac2083a90987", kill_on_drop: false }`
[INFO] [stdout] 3769a136632ffef71d92c6bac7ddbcccdaf0b9d8483dbb7c9894ac2083a90987