[INFO] fetching crate io-hal 0.0.0-zero.1...
[INFO] testing io-hal-0.0.0-zero.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate io-hal 0.0.0-zero.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate io-hal 0.0.0-zero.1 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 io-hal 0.0.0-zero.1
[INFO] finished tweaking crates.io crate io-hal 0.0.0-zero.1
[INFO] tweaked toml for crates.io crate io-hal 0.0.0-zero.1 written to /workspace/builds/worker-9/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-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] f595fddea91d32443bf48bb27f4ae3f7b60c4f8d4950be1ceea036b10ba19898
[INFO] running `Command { std: "docker" "start" "-a" "f595fddea91d32443bf48bb27f4ae3f7b60c4f8d4950be1ceea036b10ba19898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f595fddea91d32443bf48bb27f4ae3f7b60c4f8d4950be1ceea036b10ba19898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f595fddea91d32443bf48bb27f4ae3f7b60c4f8d4950be1ceea036b10ba19898", kill_on_drop: false }`
[INFO] [stdout] f595fddea91d32443bf48bb27f4ae3f7b60c4f8d4950be1ceea036b10ba19898
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a15c1cac9a545aef915c2555fc204ae9e5af9297723970e594fa8d26f4ff137
[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" "8a15c1cac9a545aef915c2555fc204ae9e5af9297723970e594fa8d26f4ff137", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-hal v0.0.0-zero.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "8a15c1cac9a545aef915c2555fc204ae9e5af9297723970e594fa8d26f4ff137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a15c1cac9a545aef915c2555fc204ae9e5af9297723970e594fa8d26f4ff137", kill_on_drop: false }`
[INFO] [stdout] 8a15c1cac9a545aef915c2555fc204ae9e5af9297723970e594fa8d26f4ff137
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 0c660d6419eaddfa4c342cbbb26fbadc992dafcb6b76a45acd4e3c9d234d7ff2
[INFO] running `Command { std: "docker" "start" "-a" "0c660d6419eaddfa4c342cbbb26fbadc992dafcb6b76a45acd4e3c9d234d7ff2", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-hal v0.0.0-zero.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "0c660d6419eaddfa4c342cbbb26fbadc992dafcb6b76a45acd4e3c9d234d7ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c660d6419eaddfa4c342cbbb26fbadc992dafcb6b76a45acd4e3c9d234d7ff2", kill_on_drop: false }`
[INFO] [stdout] 0c660d6419eaddfa4c342cbbb26fbadc992dafcb6b76a45acd4e3c9d234d7ff2
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 9320e55627eef9da7334fca2ad84d84ec81e8c426424e35c60b7842bf9c838b8
[INFO] running `Command { std: "docker" "start" "-a" "9320e55627eef9da7334fca2ad84d84ec81e8c426424e35c60b7842bf9c838b8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/io_hal-1fb3cab41a5b6127
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests io-hal
[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" "9320e55627eef9da7334fca2ad84d84ec81e8c426424e35c60b7842bf9c838b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9320e55627eef9da7334fca2ad84d84ec81e8c426424e35c60b7842bf9c838b8", kill_on_drop: false }`
[INFO] [stdout] 9320e55627eef9da7334fca2ad84d84ec81e8c426424e35c60b7842bf9c838b8