[INFO] fetching crate grin_servers 4.0.2...
[INFO] checking grin_servers-4.0.2 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate grin_servers 4.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate grin_servers 4.0.2 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grin_servers 4.0.2
[INFO] finished tweaking crates.io crate grin_servers 4.0.2
[INFO] tweaked toml for crates.io crate grin_servers 4.0.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fs2 v0.4.3
[INFO] [stderr]   Downloaded tokio-util v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] b3327dbe3a2f45567a245aadb97f8ff556af4b4f8c379120da5646d40cc440b5
[INFO] running `Command { std: "docker" "start" "-a" "b3327dbe3a2f45567a245aadb97f8ff556af4b4f8c379120da5646d40cc440b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3327dbe3a2f45567a245aadb97f8ff556af4b4f8c379120da5646d40cc440b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3327dbe3a2f45567a245aadb97f8ff556af4b4f8c379120da5646d40cc440b5", kill_on_drop: false }`
[INFO] [stdout] b3327dbe3a2f45567a245aadb97f8ff556af4b4f8c379120da5646d40cc440b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bfee30afca2b785c0ca6e7b9f98102055e3fb43827ac240a497ff20afd3169d
[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" "8bfee30afca2b785c0ca6e7b9f98102055e3fb43827ac240a497ff20afd3169d", kill_on_drop: false }`
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking grin_util v4.0.2
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking croaring-mw v0.4.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking grin_keychain v4.0.2
[INFO] [stderr]     Checking grin_core v4.0.2
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[INFO] [stderr]     Checking grin_store v4.0.2
[INFO] [stderr]     Checking grin_pool v4.0.2
[INFO] [stderr]     Checking grin_chain v4.0.2
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking grin_p2p v4.0.2
[INFO] [stderr]     Checking hyper-rustls v0.20.0
[INFO] [stderr]     Checking hyper-timeout v0.3.1
[INFO] [stderr]     Checking grin_api v4.0.2
[INFO] [stderr]     Checking grin_servers v4.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.35s
[INFO] running `Command { std: "docker" "inspect" "8bfee30afca2b785c0ca6e7b9f98102055e3fb43827ac240a497ff20afd3169d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bfee30afca2b785c0ca6e7b9f98102055e3fb43827ac240a497ff20afd3169d", kill_on_drop: false }`
[INFO] [stdout] 8bfee30afca2b785c0ca6e7b9f98102055e3fb43827ac240a497ff20afd3169d