[INFO] fetching crate deadpool-memcached 0.1.2...
[INFO] checking deadpool-memcached-0.1.2 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate deadpool-memcached 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate deadpool-memcached 0.1.2 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deadpool-memcached 0.1.2
[INFO] finished tweaking crates.io crate deadpool-memcached 0.1.2
[INFO] tweaked toml for crates.io crate deadpool-memcached 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", 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] 5b6928c240147f8efeae3cde3c4404c66545ee2ade91f3bb71a9c7eacbc90b48
[INFO] running `Command { std: "docker" "start" "-a" "5b6928c240147f8efeae3cde3c4404c66545ee2ade91f3bb71a9c7eacbc90b48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b6928c240147f8efeae3cde3c4404c66545ee2ade91f3bb71a9c7eacbc90b48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6928c240147f8efeae3cde3c4404c66545ee2ade91f3bb71a9c7eacbc90b48", kill_on_drop: false }`
[INFO] [stdout] 5b6928c240147f8efeae3cde3c4404c66545ee2ade91f3bb71a9c7eacbc90b48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 961208a07bf4e647df27a4a7c42e429ccd3ccbac7c3945072e1772a9747f2dfc
[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" "961208a07bf4e647df27a4a7c42e429ccd3ccbac7c3945072e1772a9747f2dfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking dsn v1.0.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking btoi v0.4.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling async-stream-impl v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking async-stream v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking deadpool v0.5.2
[INFO] [stderr]     Checking pin-project v0.4.28
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking async-memcached v0.1.6
[INFO] [stderr]     Checking deadpool-memcached v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.04s
[INFO] running `Command { std: "docker" "inspect" "961208a07bf4e647df27a4a7c42e429ccd3ccbac7c3945072e1772a9747f2dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "961208a07bf4e647df27a4a7c42e429ccd3ccbac7c3945072e1772a9747f2dfc", kill_on_drop: false }`
[INFO] [stdout] 961208a07bf4e647df27a4a7c42e429ccd3ccbac7c3945072e1772a9747f2dfc