[INFO] fetching crate ferris 0.2.0...
[INFO] testing ferris-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ferris 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ferris 0.2.0 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 ferris 0.2.0
[INFO] finished tweaking crates.io crate ferris 0.2.0
[INFO] tweaked toml for crates.io crate ferris 0.2.0 written to /workspace/builds/worker-7/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]     Blocking waiting for file lock on package cache
[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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88c5f699c69236d9b302c81d0a9430d8cdb81d73861adc53c5d71f2b9a5cbf62
[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" "88c5f699c69236d9b302c81d0a9430d8cdb81d73861adc53c5d71f2b9a5cbf62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88c5f699c69236d9b302c81d0a9430d8cdb81d73861adc53c5d71f2b9a5cbf62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c5f699c69236d9b302c81d0a9430d8cdb81d73861adc53c5d71f2b9a5cbf62", kill_on_drop: false }`
[INFO] [stdout] 88c5f699c69236d9b302c81d0a9430d8cdb81d73861adc53c5d71f2b9a5cbf62
[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" "+beta-2021-01-01" "build" "--frozen" "--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] 5261db1860764b6348a24a0953d7501d0c789c40b3ade83425d0003973daeb4e
[INFO] running `Command { std: "docker" "start" "-a" "5261db1860764b6348a24a0953d7501d0c789c40b3ade83425d0003973daeb4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ferris v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "5261db1860764b6348a24a0953d7501d0c789c40b3ade83425d0003973daeb4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5261db1860764b6348a24a0953d7501d0c789c40b3ade83425d0003973daeb4e", kill_on_drop: false }`
[INFO] [stdout] 5261db1860764b6348a24a0953d7501d0c789c40b3ade83425d0003973daeb4e
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63207febe4d7e5cb7fa1898953197258a6ee78613362c0856117f11e81c329ec
[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" "63207febe4d7e5cb7fa1898953197258a6ee78613362c0856117f11e81c329ec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ferris v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "63207febe4d7e5cb7fa1898953197258a6ee78613362c0856117f11e81c329ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63207febe4d7e5cb7fa1898953197258a6ee78613362c0856117f11e81c329ec", kill_on_drop: false }`
[INFO] [stdout] 63207febe4d7e5cb7fa1898953197258a6ee78613362c0856117f11e81c329ec
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ad5e0712d125ff7af9a67ff86cde1654cb910f348ae82ab2dbf8c50f6246b86
[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" "5ad5e0712d125ff7af9a67ff86cde1654cb910f348ae82ab2dbf8c50f6246b86", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ferris-b8b7e8e8d3f987a2
[INFO] [stdout] test tests::resolutions_sorted_and_deduped ... ok
[INFO] [stdout] test tests::wheel_sizes_correct ... ok
[INFO] [stdout] test alloc_wheel::tests::start_and_stop_then_expire ... ok
[INFO] [stdout] test copy_wheel::tests::start_and_stop_then_expire ... ok
[INFO] [stdout] test copy_wheel::tests::start_and_expire ... ok
[INFO] [stdout] test alloc_wheel::tests::start_and_expire ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ferris
[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" "5ad5e0712d125ff7af9a67ff86cde1654cb910f348ae82ab2dbf8c50f6246b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad5e0712d125ff7af9a67ff86cde1654cb910f348ae82ab2dbf8c50f6246b86", kill_on_drop: false }`
[INFO] [stdout] 5ad5e0712d125ff7af9a67ff86cde1654cb910f348ae82ab2dbf8c50f6246b86