[INFO] fetching crate wheelbuf 0.2.0...
[INFO] testing wheelbuf-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate wheelbuf 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate wheelbuf 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 wheelbuf 0.2.0
[INFO] finished tweaking crates.io crate wheelbuf 0.2.0
[INFO] tweaked toml for crates.io crate wheelbuf 0.2.0 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 35bd4920b91eb255993cb8f0b276b20591582a94be2b024dd07b2ca1d425bc1e
[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" "35bd4920b91eb255993cb8f0b276b20591582a94be2b024dd07b2ca1d425bc1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35bd4920b91eb255993cb8f0b276b20591582a94be2b024dd07b2ca1d425bc1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35bd4920b91eb255993cb8f0b276b20591582a94be2b024dd07b2ca1d425bc1e", kill_on_drop: false }`
[INFO] [stdout] 35bd4920b91eb255993cb8f0b276b20591582a94be2b024dd07b2ca1d425bc1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] c2f27ea07ade882dcd9a92273864e1d628d74ac8c13cd12fde73c6cf1a1e73c9
[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" "c2f27ea07ade882dcd9a92273864e1d628d74ac8c13cd12fde73c6cf1a1e73c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling wheelbuf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "c2f27ea07ade882dcd9a92273864e1d628d74ac8c13cd12fde73c6cf1a1e73c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2f27ea07ade882dcd9a92273864e1d628d74ac8c13cd12fde73c6cf1a1e73c9", kill_on_drop: false }`
[INFO] [stdout] c2f27ea07ade882dcd9a92273864e1d628d74ac8c13cd12fde73c6cf1a1e73c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] cf6290d432460dc812af7a19f79cb9aa094dde262f5b9e9be21b3525b72fcd14
[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" "cf6290d432460dc812af7a19f79cb9aa094dde262f5b9e9be21b3525b72fcd14", kill_on_drop: false }`
[INFO] [stderr]    Compiling wheelbuf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "cf6290d432460dc812af7a19f79cb9aa094dde262f5b9e9be21b3525b72fcd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf6290d432460dc812af7a19f79cb9aa094dde262f5b9e9be21b3525b72fcd14", kill_on_drop: false }`
[INFO] [stdout] cf6290d432460dc812af7a19f79cb9aa094dde262f5b9e9be21b3525b72fcd14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 8986fe8f01115fd6f21bbdbda6293e56e834e54666b75aed9176d9a86d11a41d
[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" "8986fe8f01115fd6f21bbdbda6293e56e834e54666b75aed9176d9a86d11a41d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wheelbuf-38291bd961cc1926
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::nth ... ok
[INFO] [stdout] test tests::write ... ok
[INFO] [stdout] test tests::using_vec ... ok
[INFO] [stdout] test tests::basics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wheelbuf
[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" "8986fe8f01115fd6f21bbdbda6293e56e834e54666b75aed9176d9a86d11a41d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8986fe8f01115fd6f21bbdbda6293e56e834e54666b75aed9176d9a86d11a41d", kill_on_drop: false }`
[INFO] [stdout] 8986fe8f01115fd6f21bbdbda6293e56e834e54666b75aed9176d9a86d11a41d