[INFO] fetching crate droneplay 0.0.1...
[INFO] testing droneplay-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate droneplay 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate droneplay 0.0.1 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 droneplay 0.0.1
[INFO] finished tweaking crates.io crate droneplay 0.0.1
[INFO] tweaked toml for crates.io crate droneplay 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate droneplay 0.0.1 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f769894cc88212bdf6cc704cd4761b39ee8843fa25a0992f5dbb547bfeb0efe
[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" "6f769894cc88212bdf6cc704cd4761b39ee8843fa25a0992f5dbb547bfeb0efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f769894cc88212bdf6cc704cd4761b39ee8843fa25a0992f5dbb547bfeb0efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f769894cc88212bdf6cc704cd4761b39ee8843fa25a0992f5dbb547bfeb0efe", kill_on_drop: false }`
[INFO] [stdout] 6f769894cc88212bdf6cc704cd4761b39ee8843fa25a0992f5dbb547bfeb0efe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eafa76adaba10f5f802bc3417eff020bb6da1b95a74a2431f611a71a3f89385c
[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" "eafa76adaba10f5f802bc3417eff020bb6da1b95a74a2431f611a71a3f89385c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]    Compiling structopt v0.3.17
[INFO] [stderr]    Compiling droneplay v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.97s
[INFO] running `Command { std: "docker" "inspect" "eafa76adaba10f5f802bc3417eff020bb6da1b95a74a2431f611a71a3f89385c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eafa76adaba10f5f802bc3417eff020bb6da1b95a74a2431f611a71a3f89385c", kill_on_drop: false }`
[INFO] [stdout] eafa76adaba10f5f802bc3417eff020bb6da1b95a74a2431f611a71a3f89385c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e7000a444b7b4df96751567e21feee01a13806d67c59bc90d1c1c524c6bac0b
[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" "1e7000a444b7b4df96751567e21feee01a13806d67c59bc90d1c1c524c6bac0b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling droneplay v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "1e7000a444b7b4df96751567e21feee01a13806d67c59bc90d1c1c524c6bac0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e7000a444b7b4df96751567e21feee01a13806d67c59bc90d1c1c524c6bac0b", kill_on_drop: false }`
[INFO] [stdout] 1e7000a444b7b4df96751567e21feee01a13806d67c59bc90d1c1c524c6bac0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1bb0eaee2e00648aab345a540a43ac9194b287ae527b180e899d7498dcdb50d
[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" "b1bb0eaee2e00648aab345a540a43ac9194b287ae527b180e899d7498dcdb50d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/droneplay-fc96bc1817ddf296
[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" "b1bb0eaee2e00648aab345a540a43ac9194b287ae527b180e899d7498dcdb50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1bb0eaee2e00648aab345a540a43ac9194b287ae527b180e899d7498dcdb50d", kill_on_drop: false }`
[INFO] [stdout] b1bb0eaee2e00648aab345a540a43ac9194b287ae527b180e899d7498dcdb50d