[INFO] fetching crate get-trait 0.1.0...
[INFO] testing get-trait-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate get-trait 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate get-trait 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate get-trait 0.1.0
[INFO] finished tweaking crates.io crate get-trait 0.1.0
[INFO] tweaked toml for crates.io crate get-trait 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iter-trait v0.3.1
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d77ae4ea6cc5603c463e1c583eeb7c0090767fa0e3d57161867c5bb71b8efa5
[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" "8d77ae4ea6cc5603c463e1c583eeb7c0090767fa0e3d57161867c5bb71b8efa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d77ae4ea6cc5603c463e1c583eeb7c0090767fa0e3d57161867c5bb71b8efa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d77ae4ea6cc5603c463e1c583eeb7c0090767fa0e3d57161867c5bb71b8efa5", kill_on_drop: false }`
[INFO] [stdout] 8d77ae4ea6cc5603c463e1c583eeb7c0090767fa0e3d57161867c5bb71b8efa5
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59975d541e93d63a3d20c81917d983da50f62876c59a542f78151e6d114b7360
[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" "59975d541e93d63a3d20c81917d983da50f62876c59a542f78151e6d114b7360", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-trait v0.3.1
[INFO] [stderr]    Compiling get-trait v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "59975d541e93d63a3d20c81917d983da50f62876c59a542f78151e6d114b7360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59975d541e93d63a3d20c81917d983da50f62876c59a542f78151e6d114b7360", kill_on_drop: false }`
[INFO] [stdout] 59975d541e93d63a3d20c81917d983da50f62876c59a542f78151e6d114b7360
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] d8d19a7b70d0c58d41c4c515349c266ed7d51ee97eb7c16cc1c832a6750a066c
[INFO] running `Command { std: "docker" "start" "-a" "d8d19a7b70d0c58d41c4c515349c266ed7d51ee97eb7c16cc1c832a6750a066c", kill_on_drop: false }`
[INFO] [stderr]    Compiling get-trait v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "d8d19a7b70d0c58d41c4c515349c266ed7d51ee97eb7c16cc1c832a6750a066c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d19a7b70d0c58d41c4c515349c266ed7d51ee97eb7c16cc1c832a6750a066c", kill_on_drop: false }`
[INFO] [stdout] d8d19a7b70d0c58d41c4c515349c266ed7d51ee97eb7c16cc1c832a6750a066c
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] 3ff877eb747eb12b265fcce6d7107075d2acb63f06b75c1ca6c40191b4c910c9
[INFO] running `Command { std: "docker" "start" "-a" "3ff877eb747eb12b265fcce6d7107075d2acb63f06b75c1ca6c40191b4c910c9", 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/get_trait-a8432580cf92cc85
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests get-trait
[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] [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" "3ff877eb747eb12b265fcce6d7107075d2acb63f06b75c1ca6c40191b4c910c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ff877eb747eb12b265fcce6d7107075d2acb63f06b75c1ca6c40191b4c910c9", kill_on_drop: false }`
[INFO] [stdout] 3ff877eb747eb12b265fcce6d7107075d2acb63f06b75c1ca6c40191b4c910c9