[INFO] fetching crate liboverdrop 0.0.2...
[INFO] testing liboverdrop-0.0.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate liboverdrop 0.0.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate liboverdrop 0.0.2 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 liboverdrop 0.0.2
[INFO] finished tweaking crates.io crate liboverdrop 0.0.2
[INFO] tweaked toml for crates.io crate liboverdrop 0.0.2 written to /workspace/builds/worker-11/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03b080de51b4ae152f58070ce57a8414049c25c49833a791110c6bacbca283f9
[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" "03b080de51b4ae152f58070ce57a8414049c25c49833a791110c6bacbca283f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03b080de51b4ae152f58070ce57a8414049c25c49833a791110c6bacbca283f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03b080de51b4ae152f58070ce57a8414049c25c49833a791110c6bacbca283f9", kill_on_drop: false }`
[INFO] [stdout] 03b080de51b4ae152f58070ce57a8414049c25c49833a791110c6bacbca283f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efda60f844346aac6c3cb3f63ed7c56f1482c69820096496b512011f96338615
[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" "efda60f844346aac6c3cb3f63ed7c56f1482c69820096496b512011f96338615", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling liboverdrop v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "efda60f844346aac6c3cb3f63ed7c56f1482c69820096496b512011f96338615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efda60f844346aac6c3cb3f63ed7c56f1482c69820096496b512011f96338615", kill_on_drop: false }`
[INFO] [stdout] efda60f844346aac6c3cb3f63ed7c56f1482c69820096496b512011f96338615
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e48fcd073423596ef715aee74ec6880e811a6f049ab8d1c23b970cf1fb47d35
[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" "2e48fcd073423596ef715aee74ec6880e811a6f049ab8d1c23b970cf1fb47d35", kill_on_drop: false }`
[INFO] [stderr]    Compiling liboverdrop v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "2e48fcd073423596ef715aee74ec6880e811a6f049ab8d1c23b970cf1fb47d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e48fcd073423596ef715aee74ec6880e811a6f049ab8d1c23b970cf1fb47d35", kill_on_drop: false }`
[INFO] [stdout] 2e48fcd073423596ef715aee74ec6880e811a6f049ab8d1c23b970cf1fb47d35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02450228bef1effe91d0e717c033a9428f7fa34c9f9ee8facf97cf7d8a48064d
[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" "02450228bef1effe91d0e717c033a9428f7fa34c9f9ee8facf97cf7d8a48064d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/liboverdrop-ed57a3f8737550aa
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests liboverdrop
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::basic_override_ignore_hidden ... ok
[INFO] [stdout] test tests::basic_override_allow_all_extensions ... ok
[INFO] [stdout] test tests::basic_override_allow_hidden ... ok
[INFO] [stdout] test tests::basic_override_restrict_extensions ... ok
[INFO] [stdout] test tests::basic_override ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "02450228bef1effe91d0e717c033a9428f7fa34c9f9ee8facf97cf7d8a48064d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02450228bef1effe91d0e717c033a9428f7fa34c9f9ee8facf97cf7d8a48064d", kill_on_drop: false }`
[INFO] [stdout] 02450228bef1effe91d0e717c033a9428f7fa34c9f9ee8facf97cf7d8a48064d