[INFO] fetching crate parity-util-mem 0.7.0...
[INFO] checking parity-util-mem-0.7.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate parity-util-mem 0.7.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate parity-util-mem 0.7.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parity-util-mem 0.7.0
[INFO] finished tweaking crates.io crate parity-util-mem 0.7.0
[INFO] tweaked toml for crates.io crate parity-util-mem 0.7.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c255f88d9ff2170a0337ecf7d2a6d2740b58493f777e5470cb62512db05c410c
[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" "c255f88d9ff2170a0337ecf7d2a6d2740b58493f777e5470cb62512db05c410c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c255f88d9ff2170a0337ecf7d2a6d2740b58493f777e5470cb62512db05c410c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c255f88d9ff2170a0337ecf7d2a6d2740b58493f777e5470cb62512db05c410c", kill_on_drop: false }`
[INFO] [stdout] c255f88d9ff2170a0337ecf7d2a6d2740b58493f777e5470cb62512db05c410c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ca0b5c15d55a19fe7c75a231d76fd8caf2fc931997f8f8d7dee65ab86bed119
[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" "8ca0b5c15d55a19fe7c75a231d76fd8caf2fc931997f8f8d7dee65ab86bed119", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling parity-util-mem v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking rlp v0.4.6
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]    Compiling const-random-macro v0.1.12
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking parity-scale-codec v1.3.5
[INFO] [stderr]     Checking const-random v0.1.12
[INFO] [stderr]     Checking ahash v0.2.19
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking ethbloom v0.9.2
[INFO] [stderr]     Checking lru v0.5.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking primitive-types v0.7.3
[INFO] [stderr]     Checking ethereum-types v0.9.2
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "8ca0b5c15d55a19fe7c75a231d76fd8caf2fc931997f8f8d7dee65ab86bed119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca0b5c15d55a19fe7c75a231d76fd8caf2fc931997f8f8d7dee65ab86bed119", kill_on_drop: false }`
[INFO] [stdout] 8ca0b5c15d55a19fe7c75a231d76fd8caf2fc931997f8f8d7dee65ab86bed119