[INFO] fetching crate eventually-redis 0.1.0...
[INFO] checking eventually-redis-0.1.0 against beta for pr-78714
[INFO] extracting crate eventually-redis 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate eventually-redis 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eventually-redis 0.1.0
[INFO] finished tweaking crates.io crate eventually-redis 0.1.0
[INFO] tweaked toml for crates.io crate eventually-redis 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6562960084f70115057263031603a56a5fd4c360df2c22db259ce5220cc07232
[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" "6562960084f70115057263031603a56a5fd4c360df2c22db259ce5220cc07232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6562960084f70115057263031603a56a5fd4c360df2c22db259ce5220cc07232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6562960084f70115057263031603a56a5fd4c360df2c22db259ce5220cc07232", kill_on_drop: false }`
[INFO] [stdout] 6562960084f70115057263031603a56a5fd4c360df2c22db259ce5220cc07232
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 20a0356b1af09aa7d80e9c47946b459b44befe696fc63fdd2e8818110fb57b1d
[INFO] running `Command { std: "docker" "start" "-a" "20a0356b1af09aa7d80e9c47946b459b44befe696fc63fdd2e8818110fb57b1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking async-io v1.2.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking async-std v1.7.0
[INFO] [stderr]     Checking async-stream v0.3.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]     Checking testcontainers v0.11.0
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking eventually-core v0.4.0
[INFO] [stderr]     Checking combine v4.3.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking eventually-util v0.4.0
[INFO] [stderr]     Checking redis v0.17.0
[INFO] [stderr]     Checking eventually-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.95s
[INFO] running `Command { std: "docker" "inspect" "20a0356b1af09aa7d80e9c47946b459b44befe696fc63fdd2e8818110fb57b1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20a0356b1af09aa7d80e9c47946b459b44befe696fc63fdd2e8818110fb57b1d", kill_on_drop: false }`
[INFO] [stdout] 20a0356b1af09aa7d80e9c47946b459b44befe696fc63fdd2e8818110fb57b1d