[INFO] fetching crate metrics-util 0.10.1...
[INFO] checking metrics-util-0.10.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate metrics-util 0.10.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate metrics-util 0.10.1 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics-util 0.10.1
[INFO] finished tweaking crates.io crate metrics-util 0.10.1
[INFO] tweaked toml for crates.io crate metrics-util 0.10.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate metrics-util 0.10.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a18f6a21061e25dfabf1093dabc8ac48dc14476012975a574e693a95adb3a1d
[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" "0a18f6a21061e25dfabf1093dabc8ac48dc14476012975a574e693a95adb3a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a18f6a21061e25dfabf1093dabc8ac48dc14476012975a574e693a95adb3a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a18f6a21061e25dfabf1093dabc8ac48dc14476012975a574e693a95adb3a1d", kill_on_drop: false }`
[INFO] [stdout] 0a18f6a21061e25dfabf1093dabc8ac48dc14476012975a574e693a95adb3a1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f44b9f87ac3a2cd64ad34ff30533cbafd7db4cfdc774bf88b0d1e7e296a124b9
[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" "f44b9f87ac3a2cd64ad34ff30533cbafd7db4cfdc774bf88b0d1e7e296a124b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
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[INFO] [stderr]     Checking tracing-subscriber v0.2.22
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[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking rand_core v0.6.3
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[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
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[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking rand_distr v0.4.1
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking tracing-appender v0.1.2
[INFO] [stderr]     Checking ndarray-stats v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling metrics-macros v0.4.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.16
[INFO] [stderr]    Compiling mockall_derive v0.10.2
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Checking metrics v0.17.0
[INFO] [stderr]     Checking metrics-util v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tracing v0.1.27
[INFO] [stderr]     Checking structopt v0.3.23
[INFO] [stderr]     Checking textplots v0.6.0
[INFO] [stderr]     Checking mockall v0.10.2
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 58s
[INFO] running `Command { std: "docker" "inspect" "f44b9f87ac3a2cd64ad34ff30533cbafd7db4cfdc774bf88b0d1e7e296a124b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f44b9f87ac3a2cd64ad34ff30533cbafd7db4cfdc774bf88b0d1e7e296a124b9", kill_on_drop: false }`
[INFO] [stdout] f44b9f87ac3a2cd64ad34ff30533cbafd7db4cfdc774bf88b0d1e7e296a124b9