[INFO] fetching crate grue 0.1.0...
[INFO] checking grue-0.1.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate grue 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate grue 0.1.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grue 0.1.0
[INFO] finished tweaking crates.io crate grue 0.1.0
[INFO] tweaked toml for crates.io crate grue 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indextree v3.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf400a8a30e57537206f451421cbee7e73d36a8718b1414dc59ddd44c184ecda
[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" "cf400a8a30e57537206f451421cbee7e73d36a8718b1414dc59ddd44c184ecda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf400a8a30e57537206f451421cbee7e73d36a8718b1414dc59ddd44c184ecda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf400a8a30e57537206f451421cbee7e73d36a8718b1414dc59ddd44c184ecda", kill_on_drop: false }`
[INFO] [stdout] cf400a8a30e57537206f451421cbee7e73d36a8718b1414dc59ddd44c184ecda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c3922d76f2973c20d79a3e8d07ac2dc09ccc2db6367ea667953f0c5b8b401c0
[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" "8c3922d76f2973c20d79a3e8d07ac2dc09ccc2db6367ea667953f0c5b8b401c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking indextree v3.3.0
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking grue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.69s
[INFO] running `Command { std: "docker" "inspect" "8c3922d76f2973c20d79a3e8d07ac2dc09ccc2db6367ea667953f0c5b8b401c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3922d76f2973c20d79a3e8d07ac2dc09ccc2db6367ea667953f0c5b8b401c0", kill_on_drop: false }`
[INFO] [stdout] 8c3922d76f2973c20d79a3e8d07ac2dc09ccc2db6367ea667953f0c5b8b401c0