[INFO] fetching crate yo 0.0.1...
[INFO] testing yo-0.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate yo 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate yo 0.0.1 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 yo 0.0.1
[INFO] finished tweaking crates.io crate yo 0.0.1
[INFO] tweaked toml for crates.io crate yo 0.0.1 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] 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] d931d1ef09eb68f4e4c1ff1e95cc4f0188aca44ccaa4434ed9b35a0e5f695479
[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" "d931d1ef09eb68f4e4c1ff1e95cc4f0188aca44ccaa4434ed9b35a0e5f695479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d931d1ef09eb68f4e4c1ff1e95cc4f0188aca44ccaa4434ed9b35a0e5f695479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d931d1ef09eb68f4e4c1ff1e95cc4f0188aca44ccaa4434ed9b35a0e5f695479", kill_on_drop: false }`
[INFO] [stdout] d931d1ef09eb68f4e4c1ff1e95cc4f0188aca44ccaa4434ed9b35a0e5f695479
[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] fdfa55dbc70cff4f14174090eeb952e5bdb91499d3516f29157cafe368d1cb37
[INFO] running `Command { std: "docker" "start" "-a" "fdfa55dbc70cff4f14174090eeb952e5bdb91499d3516f29157cafe368d1cb37", kill_on_drop: false }`
[INFO] [stderr]    Compiling yo v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "fdfa55dbc70cff4f14174090eeb952e5bdb91499d3516f29157cafe368d1cb37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdfa55dbc70cff4f14174090eeb952e5bdb91499d3516f29157cafe368d1cb37", kill_on_drop: false }`
[INFO] [stdout] fdfa55dbc70cff4f14174090eeb952e5bdb91499d3516f29157cafe368d1cb37
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7dc8605c5ebee0b01a99af26688a89cfab6247c1a5e8f8554ff8c73907a3000a
[INFO] running `Command { std: "docker" "start" "-a" "7dc8605c5ebee0b01a99af26688a89cfab6247c1a5e8f8554ff8c73907a3000a", kill_on_drop: false }`
[INFO] [stderr]    Compiling yo v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "7dc8605c5ebee0b01a99af26688a89cfab6247c1a5e8f8554ff8c73907a3000a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc8605c5ebee0b01a99af26688a89cfab6247c1a5e8f8554ff8c73907a3000a", kill_on_drop: false }`
[INFO] [stdout] 7dc8605c5ebee0b01a99af26688a89cfab6247c1a5e8f8554ff8c73907a3000a
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db1ca7fcdd217c3ef3e3ee1361f2128833cf5a5e6e9c1741821880d5885db687
[INFO] running `Command { std: "docker" "start" "-a" "db1ca7fcdd217c3ef3e3ee1361f2128833cf5a5e6e9c1741821880d5885db687", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yo-7a5cf2a2eabe3638
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests yo
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db1ca7fcdd217c3ef3e3ee1361f2128833cf5a5e6e9c1741821880d5885db687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db1ca7fcdd217c3ef3e3ee1361f2128833cf5a5e6e9c1741821880d5885db687", kill_on_drop: false }`
[INFO] [stdout] db1ca7fcdd217c3ef3e3ee1361f2128833cf5a5e6e9c1741821880d5885db687