[INFO] fetching crate oo 0.1.0...
[INFO] testing oo-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate oo 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate oo 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 oo 0.1.0
[INFO] finished tweaking crates.io crate oo 0.1.0
[INFO] tweaked toml for crates.io crate oo 0.1.0 written to /workspace/builds/worker-0/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 90b8cbe5ec8b0ffc8fadb355b47401f6779debb01a4d3ea7b79e732976e8a78a
[INFO] running `Command { std: "docker" "start" "-a" "90b8cbe5ec8b0ffc8fadb355b47401f6779debb01a4d3ea7b79e732976e8a78a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90b8cbe5ec8b0ffc8fadb355b47401f6779debb01a4d3ea7b79e732976e8a78a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b8cbe5ec8b0ffc8fadb355b47401f6779debb01a4d3ea7b79e732976e8a78a", kill_on_drop: false }`
[INFO] [stdout] 90b8cbe5ec8b0ffc8fadb355b47401f6779debb01a4d3ea7b79e732976e8a78a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 1c2f13e98b6d2e9babc0a4d30e04d42580a20ed7ace2fda9f4d800d008a5a517
[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" "1c2f13e98b6d2e9babc0a4d30e04d42580a20ed7ace2fda9f4d800d008a5a517", kill_on_drop: false }`
[INFO] [stderr]    Compiling oo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "1c2f13e98b6d2e9babc0a4d30e04d42580a20ed7ace2fda9f4d800d008a5a517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c2f13e98b6d2e9babc0a4d30e04d42580a20ed7ace2fda9f4d800d008a5a517", kill_on_drop: false }`
[INFO] [stdout] 1c2f13e98b6d2e9babc0a4d30e04d42580a20ed7ace2fda9f4d800d008a5a517
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] d816966eac19f96e09200b031132b48cf1ef265262d959dbea300333e373f3e9
[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" "d816966eac19f96e09200b031132b48cf1ef265262d959dbea300333e373f3e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling oo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "d816966eac19f96e09200b031132b48cf1ef265262d959dbea300333e373f3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d816966eac19f96e09200b031132b48cf1ef265262d959dbea300333e373f3e9", kill_on_drop: false }`
[INFO] [stdout] d816966eac19f96e09200b031132b48cf1ef265262d959dbea300333e373f3e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 05d3de180dd93c7e61172e433397741bad8f0813c83429d6a5898f54805bfd93
[INFO] running `Command { std: "docker" "start" "-a" "05d3de180dd93c7e61172e433397741bad8f0813c83429d6a5898f54805bfd93", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/oo-a9a5b8161dc0a6a8
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests oo
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "05d3de180dd93c7e61172e433397741bad8f0813c83429d6a5898f54805bfd93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05d3de180dd93c7e61172e433397741bad8f0813c83429d6a5898f54805bfd93", kill_on_drop: false }`
[INFO] [stdout] 05d3de180dd93c7e61172e433397741bad8f0813c83429d6a5898f54805bfd93