[INFO] fetching crate spsc-bip-buffer 0.2.1...
[INFO] checking spsc-bip-buffer-0.2.1 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate spsc-bip-buffer 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate spsc-bip-buffer 0.2.1 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spsc-bip-buffer 0.2.1
[INFO] finished tweaking crates.io crate spsc-bip-buffer 0.2.1
[INFO] tweaked toml for crates.io crate spsc-bip-buffer 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "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" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12a152e004628fb40fd1aa7504cf13cd0815326b3def769688220df582350517
[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" "12a152e004628fb40fd1aa7504cf13cd0815326b3def769688220df582350517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12a152e004628fb40fd1aa7504cf13cd0815326b3def769688220df582350517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12a152e004628fb40fd1aa7504cf13cd0815326b3def769688220df582350517", kill_on_drop: false }`
[INFO] [stdout] 12a152e004628fb40fd1aa7504cf13cd0815326b3def769688220df582350517
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f267668182a856142c5a59fb7b54d23672ff4ff427040e2e4453889cc89e65ca
[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" "f267668182a856142c5a59fb7b54d23672ff4ff427040e2e4453889cc89e65ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking cache_line_size v1.0.0
[INFO] [stderr]     Checking streaming-harness-hdrhist v0.2.1
[INFO] [stderr]     Checking spsc-bip-buffer v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |     sequestered: Box<std::any::Any>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::any::Any`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |     sequestered: Box<std::any::Any>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::any::Any`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "f267668182a856142c5a59fb7b54d23672ff4ff427040e2e4453889cc89e65ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f267668182a856142c5a59fb7b54d23672ff4ff427040e2e4453889cc89e65ca", kill_on_drop: false }`
[INFO] [stdout] f267668182a856142c5a59fb7b54d23672ff4ff427040e2e4453889cc89e65ca