[INFO] fetching crate sightglass 0.1.0...
[INFO] testing sightglass-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sightglass 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sightglass 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 sightglass 0.1.0
[INFO] finished tweaking crates.io crate sightglass 0.1.0
[INFO] tweaked toml for crates.io crate sightglass 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded printtable v0.1.0
[INFO] [stderr]   Downloaded precision v0.1.11
[INFO] [stderr]   Downloaded hwloc v0.5.0
[INFO] [stderr]   Downloaded xfailure v0.1.0
[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] [stdout] cc9f9b01915df1e0d34035fcbd562330a0e92a3461da51b745e9194549b9776d
[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" "cc9f9b01915df1e0d34035fcbd562330a0e92a3461da51b745e9194549b9776d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc9f9b01915df1e0d34035fcbd562330a0e92a3461da51b745e9194549b9776d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc9f9b01915df1e0d34035fcbd562330a0e92a3461da51b745e9194549b9776d", kill_on_drop: false }`
[INFO] [stdout] cc9f9b01915df1e0d34035fcbd562330a0e92a3461da51b745e9194549b9776d
[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] [stdout] dc87cb16e625d74d2302b3e77a688203cad1c4e1240df5f4740539c66caf62f1
[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" "dc87cb16e625d74d2302b3e77a688203cad1c4e1240df5f4740539c66caf62f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling xfailure v0.1.0
[INFO] [stderr]    Compiling printtable v0.1.0
[INFO] [stderr]    Compiling precision v0.1.11
[INFO] [stderr]    Compiling core_affinity v0.5.10
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling goblin v0.0.24
[INFO] [stderr]    Compiling sightglass v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.75s
[INFO] running `Command { std: "docker" "inspect" "dc87cb16e625d74d2302b3e77a688203cad1c4e1240df5f4740539c66caf62f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc87cb16e625d74d2302b3e77a688203cad1c4e1240df5f4740539c66caf62f1", kill_on_drop: false }`
[INFO] [stdout] dc87cb16e625d74d2302b3e77a688203cad1c4e1240df5f4740539c66caf62f1
[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] cd4e5906a8f20fa41c4f6c9f3d2f5fc1da09e0117b5887fbef348860e6c31c6d
[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" "cd4e5906a8f20fa41c4f6c9f3d2f5fc1da09e0117b5887fbef348860e6c31c6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling sightglass v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "cd4e5906a8f20fa41c4f6c9f3d2f5fc1da09e0117b5887fbef348860e6c31c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4e5906a8f20fa41c4f6c9f3d2f5fc1da09e0117b5887fbef348860e6c31c6d", kill_on_drop: false }`
[INFO] [stdout] cd4e5906a8f20fa41c4f6c9f3d2f5fc1da09e0117b5887fbef348860e6c31c6d
[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] fdd4a2786e36bf8a77ebe09e260f39661f11de6353b393a4a8d4d1ba50c0a74d
[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" "fdd4a2786e36bf8a77ebe09e260f39661f11de6353b393a4a8d4d1ba50c0a74d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sightglass-758cb32abc650c83
[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" "fdd4a2786e36bf8a77ebe09e260f39661f11de6353b393a4a8d4d1ba50c0a74d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdd4a2786e36bf8a77ebe09e260f39661f11de6353b393a4a8d4d1ba50c0a74d", kill_on_drop: false }`
[INFO] [stdout] fdd4a2786e36bf8a77ebe09e260f39661f11de6353b393a4a8d4d1ba50c0a74d