[INFO] fetching crate tracers-macros-hack 0.1.0...
[INFO] checking tracers-macros-hack-0.1.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate tracers-macros-hack 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tracers-macros-hack 0.1.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracers-macros-hack 0.1.0
[INFO] finished tweaking crates.io crate tracers-macros-hack 0.1.0
[INFO] tweaked toml for crates.io crate tracers-macros-hack 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55dbb3303ec751177572151f5dab5d8a84fdc692b66000836fd774c6bd29a889
[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" "55dbb3303ec751177572151f5dab5d8a84fdc692b66000836fd774c6bd29a889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55dbb3303ec751177572151f5dab5d8a84fdc692b66000836fd774c6bd29a889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55dbb3303ec751177572151f5dab5d8a84fdc692b66000836fd774c6bd29a889", kill_on_drop: false }`
[INFO] [stdout] 55dbb3303ec751177572151f5dab5d8a84fdc692b66000836fd774c6bd29a889
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 996442eae37cdd03d4e494fa8faa68af33a5e29c8e47a149fa65d4bf8af7c42d
[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" "996442eae37cdd03d4e494fa8faa68af33a5e29c8e47a149fa65d4bf8af7c42d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling askama_escape v0.2.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking strsim v0.9.3
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking pkg-config v0.3.19
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cc v1.0.66
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking heck v0.3.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking darling_core v0.10.2
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking darling v0.10.2
[INFO] [stderr]    Compiling tracers-core v0.1.0
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_str v0.1.0
[INFO] [stderr]     Checking askama_shared v0.8.0
[INFO] [stderr]     Checking proc-macro-crate v0.1.5
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]    Compiling askama_derive v0.8.0
[INFO] [stderr]     Checking askama v0.8.0
[INFO] [stderr]     Checking tracers-codegen v0.1.0
[INFO] [stderr]     Checking tracers-macros-hack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 49s
[INFO] running `Command { std: "docker" "inspect" "996442eae37cdd03d4e494fa8faa68af33a5e29c8e47a149fa65d4bf8af7c42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "996442eae37cdd03d4e494fa8faa68af33a5e29c8e47a149fa65d4bf8af7c42d", kill_on_drop: false }`
[INFO] [stdout] 996442eae37cdd03d4e494fa8faa68af33a5e29c8e47a149fa65d4bf8af7c42d