[INFO] fetching crate sp-allocator 2.0.1...
[INFO] checking sp-allocator-2.0.1 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate sp-allocator 2.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sp-allocator 2.0.1 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 sp-allocator 2.0.1
[INFO] finished tweaking crates.io crate sp-allocator 2.0.1
[INFO] tweaked toml for crates.io crate sp-allocator 2.0.1 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 3b61228c91f935220cdf9db09b8de9aa7e4d677b0498b9ee56e3bf02bc22af18
[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" "3b61228c91f935220cdf9db09b8de9aa7e4d677b0498b9ee56e3bf02bc22af18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b61228c91f935220cdf9db09b8de9aa7e4d677b0498b9ee56e3bf02bc22af18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b61228c91f935220cdf9db09b8de9aa7e4d677b0498b9ee56e3bf02bc22af18", kill_on_drop: false }`
[INFO] [stdout] 3b61228c91f935220cdf9db09b8de9aa7e4d677b0498b9ee56e3bf02bc22af18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc5249564ae75d1eb8e38ad144c13251d6285721ce686760348f322972129edf
[INFO] running `Command { std: "docker" "start" "-a" "dc5249564ae75d1eb8e38ad144c13251d6285721ce686760348f322972129edf", kill_on_drop: false }`
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking parity-scale-codec v1.3.6
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]     Checking thread_local v1.1.2
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]     Checking tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.1
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking sp-storage v2.0.1
[INFO] [stderr]     Checking sp-tracing v2.0.1
[INFO] [stderr]     Checking sp-wasm-interface v2.0.1
[INFO] [stderr]     Checking primitive-types v0.7.3
[INFO] [stderr]     Checking sp-externalities v0.8.1
[INFO] [stderr]     Checking sp-runtime-interface v2.0.1
[INFO] [stderr]     Checking sp-core v2.0.1
[INFO] [stderr]     Checking sp-allocator v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.41s
[INFO] running `Command { std: "docker" "inspect" "dc5249564ae75d1eb8e38ad144c13251d6285721ce686760348f322972129edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5249564ae75d1eb8e38ad144c13251d6285721ce686760348f322972129edf", kill_on_drop: false }`
[INFO] [stdout] dc5249564ae75d1eb8e38ad144c13251d6285721ce686760348f322972129edf