[INFO] fetching crate memcache 0.15.0...
[INFO] checking memcache-0.15.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate memcache 0.15.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate memcache 0.15.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memcache 0.15.0
[INFO] finished tweaking crates.io crate memcache 0.15.0
[INFO] tweaked toml for crates.io crate memcache 0.15.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 697471650e12dbb518df0411d423d065cbc9fc54a773b5d5ffb31b44ee85863c
[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" "697471650e12dbb518df0411d423d065cbc9fc54a773b5d5ffb31b44ee85863c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "697471650e12dbb518df0411d423d065cbc9fc54a773b5d5ffb31b44ee85863c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "697471650e12dbb518df0411d423d065cbc9fc54a773b5d5ffb31b44ee85863c", kill_on_drop: false }`
[INFO] [stdout] 697471650e12dbb518df0411d423d065cbc9fc54a773b5d5ffb31b44ee85863c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d148cebf20a3551cbefd9ced408c80c5ba8cb6fd37ef1699bf2fcbf5efbac8aa
[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" "d148cebf20a3551cbefd9ced408c80c5ba8cb6fd37ef1699bf2fcbf5efbac8aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling enum_dispatch v0.3.7
[INFO] [stderr]     Checking memcache v0.15.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/value.rs:120:28
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn from_memcache_value(Vec<u8>, u32) -> MemcacheValue<Self>;
[INFO] [stdout]     |                            ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vec<u8>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/value.rs:120:37
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn from_memcache_value(Vec<u8>, u32) -> MemcacheValue<Self>;
[INFO] [stdout]     |                                     ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/value.rs:120:28
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn from_memcache_value(Vec<u8>, u32) -> MemcacheValue<Self>;
[INFO] [stdout]     |                            ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vec<u8>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/value.rs:120:37
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn from_memcache_value(Vec<u8>, u32) -> MemcacheValue<Self>;
[INFO] [stdout]     |                                     ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.97s
[INFO] running `Command { std: "docker" "inspect" "d148cebf20a3551cbefd9ced408c80c5ba8cb6fd37ef1699bf2fcbf5efbac8aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d148cebf20a3551cbefd9ced408c80c5ba8cb6fd37ef1699bf2fcbf5efbac8aa", kill_on_drop: false }`
[INFO] [stdout] d148cebf20a3551cbefd9ced408c80c5ba8cb6fd37ef1699bf2fcbf5efbac8aa