[INFO] fetching crate component_group 3.0.0...
[INFO] checking component_group-3.0.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate component_group 3.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate component_group 3.0.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate component_group 3.0.0
[INFO] finished tweaking crates.io crate component_group 3.0.0
[INFO] tweaked toml for crates.io crate component_group 3.0.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded component_group_derive v3.0.0
[INFO] [stderr]   Downloaded tester v0.7.0
[INFO] [stderr]   Downloaded compiletest_rs v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd61c9e035d35c77638f078660a6e9b98d65c4ad9c409b478e7ce33cb6fa7be4
[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" "fd61c9e035d35c77638f078660a6e9b98d65c4ad9c409b478e7ce33cb6fa7be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd61c9e035d35c77638f078660a6e9b98d65c4ad9c409b478e7ce33cb6fa7be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd61c9e035d35c77638f078660a6e9b98d65c4ad9c409b478e7ce33cb6fa7be4", kill_on_drop: false }`
[INFO] [stdout] fd61c9e035d35c77638f078660a6e9b98d65c4ad9c409b478e7ce33cb6fa7be4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3414085aa7f3a12e7d4104361f93960174992da4859a970cdb738a73ad37887
[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" "d3414085aa7f3a12e7d4104361f93960174992da4859a970cdb738a73ad37887", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]    Compiling compiletest_rs v0.5.0
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking tester v0.7.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tynm v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling component_group_derive v3.0.0
[INFO] [stderr]    Compiling specs-derive v0.4.1
[INFO] [stderr]     Checking shred v0.10.2
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking specs v0.16.1
[INFO] [stderr]     Checking component_group v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking serde_json v1.0.72
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.68s
[INFO] running `Command { std: "docker" "inspect" "d3414085aa7f3a12e7d4104361f93960174992da4859a970cdb738a73ad37887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3414085aa7f3a12e7d4104361f93960174992da4859a970cdb738a73ad37887", kill_on_drop: false }`
[INFO] [stdout] d3414085aa7f3a12e7d4104361f93960174992da4859a970cdb738a73ad37887