[INFO] fetching crate spooks 0.2.6...
[INFO] testing spooks-0.2.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate spooks 0.2.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate spooks 0.2.6 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 spooks 0.2.6
[INFO] finished tweaking crates.io crate spooks 0.2.6
[INFO] tweaked toml for crates.io crate spooks 0.2.6 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate spooks 0.2.6 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] [stdout] a691aaa22777ad6135ff5c3b7cfb9e76198de69aab1444e290c883f6dc9cbfed
[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" "a691aaa22777ad6135ff5c3b7cfb9e76198de69aab1444e290c883f6dc9cbfed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a691aaa22777ad6135ff5c3b7cfb9e76198de69aab1444e290c883f6dc9cbfed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a691aaa22777ad6135ff5c3b7cfb9e76198de69aab1444e290c883f6dc9cbfed", kill_on_drop: false }`
[INFO] [stdout] a691aaa22777ad6135ff5c3b7cfb9e76198de69aab1444e290c883f6dc9cbfed
[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] 3fad3d71e482b0c1ddbb4981bbc25dd988f9e5a2475546fa0fa049ad71d107da
[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" "3fad3d71e482b0c1ddbb4981bbc25dd988f9e5a2475546fa0fa049ad71d107da", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling easy_reader v0.5.0
[INFO] [stderr]    Compiling spooks v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.88s
[INFO] running `Command { std: "docker" "inspect" "3fad3d71e482b0c1ddbb4981bbc25dd988f9e5a2475546fa0fa049ad71d107da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fad3d71e482b0c1ddbb4981bbc25dd988f9e5a2475546fa0fa049ad71d107da", kill_on_drop: false }`
[INFO] [stdout] 3fad3d71e482b0c1ddbb4981bbc25dd988f9e5a2475546fa0fa049ad71d107da
[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] fe92dca8247d20fb95c2809e888aad57b874366f0028b8966db2557308a6eb20
[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" "fe92dca8247d20fb95c2809e888aad57b874366f0028b8966db2557308a6eb20", kill_on_drop: false }`
[INFO] [stderr]    Compiling spooks v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "fe92dca8247d20fb95c2809e888aad57b874366f0028b8966db2557308a6eb20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe92dca8247d20fb95c2809e888aad57b874366f0028b8966db2557308a6eb20", kill_on_drop: false }`
[INFO] [stdout] fe92dca8247d20fb95c2809e888aad57b874366f0028b8966db2557308a6eb20
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 64590d98e45d86e730e3db6b66c93c6e0b0e21ae8c0f905e034ca0dde3500451
[INFO] running `Command { std: "docker" "start" "-a" "64590d98e45d86e730e3db6b66c93c6e0b0e21ae8c0f905e034ca0dde3500451", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/spooks-f94b3c40a1a0e5ca
[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" "64590d98e45d86e730e3db6b66c93c6e0b0e21ae8c0f905e034ca0dde3500451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64590d98e45d86e730e3db6b66c93c6e0b0e21ae8c0f905e034ca0dde3500451", kill_on_drop: false }`
[INFO] [stdout] 64590d98e45d86e730e3db6b66c93c6e0b0e21ae8c0f905e034ca0dde3500451