[INFO] crate coz 0.1.3 is already in cache
[INFO] checking coz-0.1.3 against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315
[INFO] extracting crate coz 0.1.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate coz 0.1.3 on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coz 0.1.3
[INFO] finished tweaking crates.io crate coz 0.1.3
[INFO] tweaked toml for crates.io crate coz 0.1.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate coz 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "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] 1733e159006a2fa6474309fc0335baaa352964adaa35c20d6a6a200f124a60bf
[INFO] running `Command { std: "docker" "start" "-a" "1733e159006a2fa6474309fc0335baaa352964adaa35c20d6a6a200f124a60bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1733e159006a2fa6474309fc0335baaa352964adaa35c20d6a6a200f124a60bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1733e159006a2fa6474309fc0335baaa352964adaa35c20d6a6a200f124a60bf", kill_on_drop: false }`
[INFO] [stdout] 1733e159006a2fa6474309fc0335baaa352964adaa35c20d6a6a200f124a60bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "check" "--frozen" "--all" "--all-targets" "--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] 483ad22bb5edbe70c1f94b951211788c499011c161be6e0c1d0960411687c241
[INFO] running `Command { std: "docker" "start" "-a" "483ad22bb5edbe70c1f94b951211788c499011c161be6e0c1d0960411687c241", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking coz v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `Command { std: "docker" "inspect" "483ad22bb5edbe70c1f94b951211788c499011c161be6e0c1d0960411687c241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "483ad22bb5edbe70c1f94b951211788c499011c161be6e0c1d0960411687c241", kill_on_drop: false }`
[INFO] [stdout] 483ad22bb5edbe70c1f94b951211788c499011c161be6e0c1d0960411687c241