[INFO] fetching crate memcache 0.15.0...
[INFO] checking memcache-0.15.0 against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[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 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", 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" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum_dispatch v0.3.5
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 981a44414c8b27c0f84646473a39344fc52e72f1bc9931c510726079f3805699
[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" "981a44414c8b27c0f84646473a39344fc52e72f1bc9931c510726079f3805699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "981a44414c8b27c0f84646473a39344fc52e72f1bc9931c510726079f3805699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "981a44414c8b27c0f84646473a39344fc52e72f1bc9931c510726079f3805699", kill_on_drop: false }`
[INFO] [stdout] 981a44414c8b27c0f84646473a39344fc52e72f1bc9931c510726079f3805699
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2715173f21c392c7c59f8ec7ec18a5aa2e21764a6552b2f54a4927928219aac
[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" "c2715173f21c392c7c59f8ec7ec18a5aa2e21764a6552b2f54a4927928219aac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking log v0.4.13
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[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]    Compiling openssl-sys v0.9.60
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]    Compiling enum_dispatch v0.3.5
[INFO] [stderr]     Checking memcache v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.31s
[INFO] running `Command { std: "docker" "inspect" "c2715173f21c392c7c59f8ec7ec18a5aa2e21764a6552b2f54a4927928219aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2715173f21c392c7c59f8ec7ec18a5aa2e21764a6552b2f54a4927928219aac", kill_on_drop: false }`
[INFO] [stdout] c2715173f21c392c7c59f8ec7ec18a5aa2e21764a6552b2f54a4927928219aac