[INFO] fetching crate timekeeper 0.3.2...
[INFO] building timekeeper-0.3.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate timekeeper 0.3.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate timekeeper 0.3.2 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 timekeeper 0.3.2
[INFO] finished tweaking crates.io crate timekeeper 0.3.2
[INFO] tweaked toml for crates.io crate timekeeper 0.3.2 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ef2d24a309244b8de8e0fd9c0532e935710e0b74ce9a1f8932f1bf43f340946d
[INFO] running `Command { std: "docker" "start" "-a" "ef2d24a309244b8de8e0fd9c0532e935710e0b74ce9a1f8932f1bf43f340946d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef2d24a309244b8de8e0fd9c0532e935710e0b74ce9a1f8932f1bf43f340946d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef2d24a309244b8de8e0fd9c0532e935710e0b74ce9a1f8932f1bf43f340946d", kill_on_drop: false }`
[INFO] [stdout] ef2d24a309244b8de8e0fd9c0532e935710e0b74ce9a1f8932f1bf43f340946d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f25be78be4abdf758663eb43b1042f7b513fac7db3189c1352e379d7110af8b5
[INFO] running `Command { std: "docker" "start" "-a" "f25be78be4abdf758663eb43b1042f7b513fac7db3189c1352e379d7110af8b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling timekeeper v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "f25be78be4abdf758663eb43b1042f7b513fac7db3189c1352e379d7110af8b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f25be78be4abdf758663eb43b1042f7b513fac7db3189c1352e379d7110af8b5", kill_on_drop: false }`
[INFO] [stdout] f25be78be4abdf758663eb43b1042f7b513fac7db3189c1352e379d7110af8b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] a8d27fcc304dbe81c0958e3f5a87d72d0fe17f7ae548274366b10ed430a856dd
[INFO] running `Command { std: "docker" "start" "-a" "a8d27fcc304dbe81c0958e3f5a87d72d0fe17f7ae548274366b10ed430a856dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling timekeeper v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "a8d27fcc304dbe81c0958e3f5a87d72d0fe17f7ae548274366b10ed430a856dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8d27fcc304dbe81c0958e3f5a87d72d0fe17f7ae548274366b10ed430a856dd", kill_on_drop: false }`
[INFO] [stdout] a8d27fcc304dbe81c0958e3f5a87d72d0fe17f7ae548274366b10ed430a856dd