[INFO] fetching crate legion-systems 0.2.4...
[INFO] checking legion-systems-0.2.4 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate legion-systems 0.2.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate legion-systems 0.2.4 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate legion-systems 0.2.4
[INFO] finished tweaking crates.io crate legion-systems 0.2.4
[INFO] tweaked toml for crates.io crate legion-systems 0.2.4 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a25af996e43c6bd6320541f9cf0c52c21c71bd8b2b79833284283cea0a2d1a4f
[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" "a25af996e43c6bd6320541f9cf0c52c21c71bd8b2b79833284283cea0a2d1a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a25af996e43c6bd6320541f9cf0c52c21c71bd8b2b79833284283cea0a2d1a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a25af996e43c6bd6320541f9cf0c52c21c71bd8b2b79833284283cea0a2d1a4f", kill_on_drop: false }`
[INFO] [stdout] a25af996e43c6bd6320541f9cf0c52c21c71bd8b2b79833284283cea0a2d1a4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] 0b53fa72701f8c576672469bed9229890210304cebcfc55ba0d8ed928016a99b
[INFO] running `Command { std: "docker" "start" "-a" "0b53fa72701f8c576672469bed9229890210304cebcfc55ba0d8ed928016a99b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking legion-core v0.2.4
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking tracing-subscriber v0.2.18
[INFO] [stderr]     Checking legion-systems v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.00s
[INFO] running `Command { std: "docker" "inspect" "0b53fa72701f8c576672469bed9229890210304cebcfc55ba0d8ed928016a99b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b53fa72701f8c576672469bed9229890210304cebcfc55ba0d8ed928016a99b", kill_on_drop: false }`
[INFO] [stdout] 0b53fa72701f8c576672469bed9229890210304cebcfc55ba0d8ed928016a99b