[INFO] fetching crate mahkoh 0.1.0...
[INFO] testing mahkoh-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate mahkoh 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mahkoh 0.1.0 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 mahkoh 0.1.0
[INFO] finished tweaking crates.io crate mahkoh 0.1.0
[INFO] tweaked toml for crates.io crate mahkoh 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate mahkoh 0.1.0 already has a lockfile, it will not be regenerated
[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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4da778b5f47e7a0bc9ef26ff385153999b752883880fde50ae372989658e3d7
[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" "e4da778b5f47e7a0bc9ef26ff385153999b752883880fde50ae372989658e3d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4da778b5f47e7a0bc9ef26ff385153999b752883880fde50ae372989658e3d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4da778b5f47e7a0bc9ef26ff385153999b752883880fde50ae372989658e3d7", kill_on_drop: false }`
[INFO] [stdout] e4da778b5f47e7a0bc9ef26ff385153999b752883880fde50ae372989658e3d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d44988a7e746dfe338e6eb25483bba7fb47abeff6b1a1836fe6ca96763d11e47
[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" "d44988a7e746dfe338e6eb25483bba7fb47abeff6b1a1836fe6ca96763d11e47", kill_on_drop: false }`
[INFO] [stderr]    Compiling mahkoh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "d44988a7e746dfe338e6eb25483bba7fb47abeff6b1a1836fe6ca96763d11e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d44988a7e746dfe338e6eb25483bba7fb47abeff6b1a1836fe6ca96763d11e47", kill_on_drop: false }`
[INFO] [stdout] d44988a7e746dfe338e6eb25483bba7fb47abeff6b1a1836fe6ca96763d11e47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+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] e1c0cc973c4dc486f08b8245ec39c495e0dbbbfb34e140419c5d408ed83c0794
[INFO] running `Command { std: "docker" "start" "-a" "e1c0cc973c4dc486f08b8245ec39c495e0dbbbfb34e140419c5d408ed83c0794", kill_on_drop: false }`
[INFO] [stderr]    Compiling mahkoh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "e1c0cc973c4dc486f08b8245ec39c495e0dbbbfb34e140419c5d408ed83c0794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c0cc973c4dc486f08b8245ec39c495e0dbbbfb34e140419c5d408ed83c0794", kill_on_drop: false }`
[INFO] [stdout] e1c0cc973c4dc486f08b8245ec39c495e0dbbbfb34e140419c5d408ed83c0794
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf3b85012e5a8b872ea4150ec878fbd8162b11e06a8e8850c64c66058e19abaf
[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" "cf3b85012e5a8b872ea4150ec878fbd8162b11e06a8e8850c64c66058e19abaf", 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/mahkoh-a3e4e9526d684109
[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" "cf3b85012e5a8b872ea4150ec878fbd8162b11e06a8e8850c64c66058e19abaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf3b85012e5a8b872ea4150ec878fbd8162b11e06a8e8850c64c66058e19abaf", kill_on_drop: false }`
[INFO] [stdout] cf3b85012e5a8b872ea4150ec878fbd8162b11e06a8e8850c64c66058e19abaf