[INFO] fetching crate gflags 0.3.9...
[INFO] checking gflags-0.3.9 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate gflags 0.3.9 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate gflags 0.3.9 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 gflags 0.3.9
[INFO] finished tweaking crates.io crate gflags 0.3.9
[INFO] tweaked toml for crates.io crate gflags 0.3.9 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate gflags 0.3.9 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f2798e2e367a07f75f9e39c356aa134c8a10be264a19a8f84b5f8035c20052ba
[INFO] running `Command { std: "docker" "start" "-a" "f2798e2e367a07f75f9e39c356aa134c8a10be264a19a8f84b5f8035c20052ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2798e2e367a07f75f9e39c356aa134c8a10be264a19a8f84b5f8035c20052ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2798e2e367a07f75f9e39c356aa134c8a10be264a19a8f84b5f8035c20052ba", kill_on_drop: false }`
[INFO] [stdout] f2798e2e367a07f75f9e39c356aa134c8a10be264a19a8f84b5f8035c20052ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 86d3a5b6439c61110cfcbab2e2c009aa91b49ba6a60282847bad8c18e6b0bf51
[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" "86d3a5b6439c61110cfcbab2e2c009aa91b49ba6a60282847bad8c18e6b0bf51", kill_on_drop: false }`
[INFO] [stderr]    Compiling argv v0.1.4
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking termtree v0.2.3
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]     Checking predicates-tree v1.0.4
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking predicates v2.0.3
[INFO] [stderr]     Checking assert_cmd v2.0.2
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling gflags-impl v0.3.9
[INFO] [stderr]     Checking ref-cast v1.0.6
[INFO] [stderr]     Checking inventory v0.2.0
[INFO] [stderr]     Checking gflags v0.3.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.44s
[INFO] running `Command { std: "docker" "inspect" "86d3a5b6439c61110cfcbab2e2c009aa91b49ba6a60282847bad8c18e6b0bf51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d3a5b6439c61110cfcbab2e2c009aa91b49ba6a60282847bad8c18e6b0bf51", kill_on_drop: false }`
[INFO] [stdout] 86d3a5b6439c61110cfcbab2e2c009aa91b49ba6a60282847bad8c18e6b0bf51