[INFO] fetching crate gluon_base 0.16.1...
[INFO] checking gluon_base-0.16.1 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate gluon_base 0.16.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate gluon_base 0.16.1 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 gluon_base 0.16.1
[INFO] finished tweaking crates.io crate gluon_base 0.16.1
[INFO] tweaked toml for crates.io crate gluon_base 0.16.1 written to /workspace/builds/worker-4/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 93afa37179ba61640bae9eda1922f60829d68bab1205913a19b988954d8c29dd
[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" "93afa37179ba61640bae9eda1922f60829d68bab1205913a19b988954d8c29dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93afa37179ba61640bae9eda1922f60829d68bab1205913a19b988954d8c29dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93afa37179ba61640bae9eda1922f60829d68bab1205913a19b988954d8c29dd", kill_on_drop: false }`
[INFO] [stdout] 93afa37179ba61640bae9eda1922f60829d68bab1205913a19b988954d8c29dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 16601eaaa886859214435aa36779320bd8a2da169b38476508607b38164e08ec
[INFO] running `Command { std: "docker" "start" "-a" "16601eaaa886859214435aa36779320bd8a2da169b38476508607b38164e08ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking collect-mac v0.1.0
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking codespan-reporting v0.9.5
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking codespan v0.9.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling gluon_codegen v0.16.1
[INFO] [stderr]     Checking gluon_base v0.16.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.48s
[INFO] running `Command { std: "docker" "inspect" "16601eaaa886859214435aa36779320bd8a2da169b38476508607b38164e08ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16601eaaa886859214435aa36779320bd8a2da169b38476508607b38164e08ec", kill_on_drop: false }`
[INFO] [stdout] 16601eaaa886859214435aa36779320bd8a2da169b38476508607b38164e08ec