[INFO] fetching crate smol-timeout 0.3.0...
[INFO] checking smol-timeout-0.3.0 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] extracting crate smol-timeout 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate smol-timeout 0.3.0 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smol-timeout 0.3.0
[INFO] finished tweaking crates.io crate smol-timeout 0.3.0
[INFO] tweaked toml for crates.io crate smol-timeout 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", 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] eb3e4e3060070f09de1b988782e4b538956c24841bc3d06a47999dc8cd78c009
[INFO] running `Command { std: "docker" "start" "-a" "eb3e4e3060070f09de1b988782e4b538956c24841bc3d06a47999dc8cd78c009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb3e4e3060070f09de1b988782e4b538956c24841bc3d06a47999dc8cd78c009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb3e4e3060070f09de1b988782e4b538956c24841bc3d06a47999dc8cd78c009", kill_on_drop: false }`
[INFO] [stdout] eb3e4e3060070f09de1b988782e4b538956c24841bc3d06a47999dc8cd78c009
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 282c8d2393e1ff1563e68c8b8b25e1ec4a7948cea8e91d27e74ccf260eea830f
[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" "282c8d2393e1ff1563e68c8b8b25e1ec4a7948cea8e91d27e74ccf260eea830f", kill_on_drop: false }`
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking fastrand v1.3.5
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking event-listener v2.4.0
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking vec-arena v0.5.2
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking easy-parallel v3.1.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking polling v0.1.8
[INFO] [stderr]     Checking async-channel v1.4.2
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking smol v0.3.3
[INFO] [stderr]     Checking smol-timeout v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.83s
[INFO] running `Command { std: "docker" "inspect" "282c8d2393e1ff1563e68c8b8b25e1ec4a7948cea8e91d27e74ccf260eea830f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "282c8d2393e1ff1563e68c8b8b25e1ec4a7948cea8e91d27e74ccf260eea830f", kill_on_drop: false }`
[INFO] [stdout] 282c8d2393e1ff1563e68c8b8b25e1ec4a7948cea8e91d27e74ccf260eea830f