[INFO] fetching crate component_group 3.0.0...
[INFO] checking component_group-3.0.0 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate component_group 3.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate component_group 3.0.0 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mopa v0.2.2
[INFO] [stderr]   Downloaded dirs-sys v0.3.5
[INFO] [stderr]   Downloaded dirs v2.0.2
[INFO] [stderr]   Downloaded rustfix v0.5.1
[INFO] [stderr]   Downloaded compiletest_rs v0.5.0
[INFO] [stderr]   Downloaded diff v0.1.12
[INFO] [stderr]   Downloaded anyhow v1.0.38
[INFO] [stderr]   Downloaded filetime v0.2.13
[INFO] [stderr]   Downloaded nom v5.1.2
[INFO] [stderr]   Downloaded tester v0.7.0
[INFO] [stderr]   Downloaded term v0.6.1
[INFO] [stderr]   Downloaded specs v0.16.1
[INFO] [stderr]   Downloaded hibitset v0.6.3
[INFO] [stderr]   Downloaded shred v0.10.2
[INFO] [stderr]   Downloaded atom v0.3.6
[INFO] [stderr]   Downloaded specs-derive v0.4.1
[INFO] [stderr]   Downloaded tuple_utils v0.3.0
[INFO] [stderr]   Downloaded shrev v1.1.1
[INFO] [stderr]   Downloaded component_group_derive v3.0.0
[INFO] [stderr]   Downloaded tynm v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 495f609e5467805c2261c1d5a47e651bd0d1fbb2df34ec3dad47d7dcc1242a14
[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" "495f609e5467805c2261c1d5a47e651bd0d1fbb2df34ec3dad47d7dcc1242a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "495f609e5467805c2261c1d5a47e651bd0d1fbb2df34ec3dad47d7dcc1242a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495f609e5467805c2261c1d5a47e651bd0d1fbb2df34ec3dad47d7dcc1242a14", kill_on_drop: false }`
[INFO] [stdout] 495f609e5467805c2261c1d5a47e651bd0d1fbb2df34ec3dad47d7dcc1242a14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32fde1ab4bdae4a74edae8a835dd0ac36410b475967bb2ebde9efb42aad802a5
[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" "32fde1ab4bdae4a74edae8a835dd0ac36410b475967bb2ebde9efb42aad802a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]    Compiling compiletest_rs v0.5.0
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking tester v0.7.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking tynm v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.119
[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 rustfix v0.5.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.03s
[INFO] running `Command { std: "docker" "inspect" "32fde1ab4bdae4a74edae8a835dd0ac36410b475967bb2ebde9efb42aad802a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32fde1ab4bdae4a74edae8a835dd0ac36410b475967bb2ebde9efb42aad802a5", kill_on_drop: false }`
[INFO] [stdout] 32fde1ab4bdae4a74edae8a835dd0ac36410b475967bb2ebde9efb42aad802a5