[INFO] fetching crate legion-core 0.2.4...
[INFO] checking legion-core-0.2.4 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate legion-core 0.2.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate legion-core 0.2.4 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate legion-core 0.2.4
[INFO] finished tweaking crates.io crate legion-core 0.2.4
[INFO] tweaked toml for crates.io crate legion-core 0.2.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c166b8d856b0a2f3f6bfbe3bab8a6c2daccd312eeed2ff9dd0f42dfd117f481
[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" "7c166b8d856b0a2f3f6bfbe3bab8a6c2daccd312eeed2ff9dd0f42dfd117f481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c166b8d856b0a2f3f6bfbe3bab8a6c2daccd312eeed2ff9dd0f42dfd117f481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c166b8d856b0a2f3f6bfbe3bab8a6c2daccd312eeed2ff9dd0f42dfd117f481", kill_on_drop: false }`
[INFO] [stdout] 7c166b8d856b0a2f3f6bfbe3bab8a6c2daccd312eeed2ff9dd0f42dfd117f481
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 043185db3940aad4bc31c563e33c5ce2a202a53055fae2710eeb1a7515e23984
[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" "043185db3940aad4bc31c563e33c5ce2a202a53055fae2710eeb1a7515e23984", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking legion-core v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]    Compiling type-uuid-derive v0.1.2
[INFO] [stderr]     Checking tracing-subscriber v0.2.11
[INFO] [stderr]     Checking type-uuid v0.1.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.77s
[INFO] running `Command { std: "docker" "inspect" "043185db3940aad4bc31c563e33c5ce2a202a53055fae2710eeb1a7515e23984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "043185db3940aad4bc31c563e33c5ce2a202a53055fae2710eeb1a7515e23984", kill_on_drop: false }`
[INFO] [stdout] 043185db3940aad4bc31c563e33c5ce2a202a53055fae2710eeb1a7515e23984