[INFO] fetching crate proximity-sort 1.0.7...
[INFO] testing proximity-sort-1.0.7 against 1.49.0 for beta-1.50-1
[INFO] extracting crate proximity-sort 1.0.7 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate proximity-sort 1.0.7 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 proximity-sort 1.0.7
[INFO] finished tweaking crates.io crate proximity-sort 1.0.7
[INFO] tweaked toml for crates.io crate proximity-sort 1.0.7 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate proximity-sort 1.0.7 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 3dc928f34e102d64ef529115c907ed4ecbcc56d0d8d5c3ca99b5b9ab97164e9d
[INFO] running `Command { std: "docker" "start" "-a" "3dc928f34e102d64ef529115c907ed4ecbcc56d0d8d5c3ca99b5b9ab97164e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dc928f34e102d64ef529115c907ed4ecbcc56d0d8d5c3ca99b5b9ab97164e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dc928f34e102d64ef529115c907ed4ecbcc56d0d8d5c3ca99b5b9ab97164e9d", kill_on_drop: false }`
[INFO] [stdout] 3dc928f34e102d64ef529115c907ed4ecbcc56d0d8d5c3ca99b5b9ab97164e9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f1085401c1bf563b5636e855b298b2aae4962275648a9f607052bfe551ed5fa4
[INFO] running `Command { std: "docker" "start" "-a" "f1085401c1bf563b5636e855b298b2aae4962275648a9f607052bfe551ed5fa4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling proximity-sort v1.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.43s
[INFO] running `Command { std: "docker" "inspect" "f1085401c1bf563b5636e855b298b2aae4962275648a9f607052bfe551ed5fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1085401c1bf563b5636e855b298b2aae4962275648a9f607052bfe551ed5fa4", kill_on_drop: false }`
[INFO] [stdout] f1085401c1bf563b5636e855b298b2aae4962275648a9f607052bfe551ed5fa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8fc9f78629825877506150e35e98aa151d8babc5d402cfe4015e8a61c6dd205d
[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" "8fc9f78629825877506150e35e98aa151d8babc5d402cfe4015e8a61c6dd205d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proximity-sort v1.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "8fc9f78629825877506150e35e98aa151d8babc5d402cfe4015e8a61c6dd205d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fc9f78629825877506150e35e98aa151d8babc5d402cfe4015e8a61c6dd205d", kill_on_drop: false }`
[INFO] [stdout] 8fc9f78629825877506150e35e98aa151d8babc5d402cfe4015e8a61c6dd205d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0e50e9b53f267b2e2d72d1e808816f85379ed3a58444feac4e94b688d6007232
[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" "0e50e9b53f267b2e2d72d1e808816f85379ed3a58444feac4e94b688d6007232", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/proximity_sort-52bb809880d663b2
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::check_root_is_closer ... ok
[INFO] [stdout] test tests::check_file_reorder ... ok
[INFO] [stdout] test tests::check_stable ... ok
[INFO] [stdout] test tests::check_same_proximity_sorted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0e50e9b53f267b2e2d72d1e808816f85379ed3a58444feac4e94b688d6007232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e50e9b53f267b2e2d72d1e808816f85379ed3a58444feac4e94b688d6007232", kill_on_drop: false }`
[INFO] [stdout] 0e50e9b53f267b2e2d72d1e808816f85379ed3a58444feac4e94b688d6007232