[INFO] fetching crate memcached-rs 0.4.2...
[INFO] checking memcached-rs-0.4.2 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate memcached-rs 0.4.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate memcached-rs 0.4.2
[INFO] finished tweaking crates.io crate memcached-rs 0.4.2
[INFO] tweaked toml for crates.io crate memcached-rs 0.4.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate memcached-rs 0.4.2 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate memcached-rs 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded md5 v0.3.8
[INFO] [stderr]   Downloaded conhash v0.4.0
[INFO] [stderr]   Downloaded unix_socket v0.5.0
[INFO] [stderr]   Downloaded bufstream v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a8caf0ef6f99b1522c060a407f5da7caa6107e26cc917c47d4ea9b714e0480f
[INFO] running `Command { std: "docker" "start" "-a" "3a8caf0ef6f99b1522c060a407f5da7caa6107e26cc917c47d4ea9b714e0480f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a8caf0ef6f99b1522c060a407f5da7caa6107e26cc917c47d4ea9b714e0480f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a8caf0ef6f99b1522c060a407f5da7caa6107e26cc917c47d4ea9b714e0480f", kill_on_drop: false }`
[INFO] [stdout] 3a8caf0ef6f99b1522c060a407f5da7caa6107e26cc917c47d4ea9b714e0480f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87b5228e4cef22fae1eb664211f324ff8c409d868df27900edc2727487d14adf
[INFO] running `Command { std: "docker" "start" "-a" "87b5228e4cef22fae1eb664211f324ff8c409d868df27900edc2727487d14adf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking ucd-util v0.1.2
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking conhash v0.4.0
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking memcached-rs v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "87b5228e4cef22fae1eb664211f324ff8c409d868df27900edc2727487d14adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87b5228e4cef22fae1eb664211f324ff8c409d868df27900edc2727487d14adf", kill_on_drop: false }`
[INFO] [stdout] 87b5228e4cef22fae1eb664211f324ff8c409d868df27900edc2727487d14adf