[INFO] fetching crate grin_wallet_controller 4.0.0...
[INFO] checking grin_wallet_controller-4.0.0 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate grin_wallet_controller 4.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate grin_wallet_controller 4.0.0 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grin_wallet_controller 4.0.0
[INFO] finished tweaking crates.io crate grin_wallet_controller 4.0.0
[INFO] tweaked toml for crates.io crate grin_wallet_controller 4.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded grin_wallet_impls v4.0.0
[INFO] [stderr]   Downloaded grin_wallet_api v4.0.0
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "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] 78403852424f283744230d62b6a7c3df845065b604c9ab1e908bc69bc8598459
[INFO] running `Command { std: "docker" "start" "-a" "78403852424f283744230d62b6a7c3df845065b604c9ab1e908bc69bc8598459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78403852424f283744230d62b6a7c3df845065b604c9ab1e908bc69bc8598459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78403852424f283744230d62b6a7c3df845065b604c9ab1e908bc69bc8598459", kill_on_drop: false }`
[INFO] [stdout] 78403852424f283744230d62b6a7c3df845065b604c9ab1e908bc69bc8598459
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97e52e6ff8516ab0ede38253f0d45a5795172478bf36d6f51d6fb38f2577fbac
[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" "97e52e6ff8516ab0ede38253f0d45a5795172478bf36d6f51d6fb38f2577fbac", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.2.3
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[INFO] [stderr]     Checking subtle v1.0.0
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[INFO] [stderr]     Checking arrayvec v0.5.1
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[INFO] [stderr]     Checking secrecy v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
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[INFO] [stderr]     Checking grin_util v4.0.0
[INFO] [stderr]     Checking grin_keychain v4.0.0
[INFO] [stderr]     Checking age-core v0.4.0
[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking age v0.4.0
[INFO] [stderr]     Checking grin_core v4.0.0
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking grin_store v4.0.0
[INFO] [stderr]     Checking grin_pool v4.0.0
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking grin_chain v4.0.0
[INFO] [stderr]     Checking grin_p2p v4.0.0
[INFO] [stderr]     Checking hyper-timeout v0.3.1
[INFO] [stderr]     Checking hyper-rustls v0.20.0
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking hyper-socks2-mw v0.4.4
[INFO] [stderr]     Checking grin_api v4.0.0
[INFO] [stderr]     Checking grin_wallet_util v4.0.0
[INFO] [stderr]     Checking grin_wallet_config v4.0.0
[INFO] [stderr]     Checking grin_wallet_libwallet v4.0.0
[INFO] [stderr]     Checking grin_wallet_impls v4.0.0
[INFO] [stderr]     Checking grin_wallet_api v4.0.0
[INFO] [stderr]     Checking grin_wallet_controller v4.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value captured by `slatepack` is never read
[INFO] [stdout]    --> tests/slatepack.rs:412:3
[INFO] [stdout]     |
[INFO] [stdout] 412 |         slatepack = res.0;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "97e52e6ff8516ab0ede38253f0d45a5795172478bf36d6f51d6fb38f2577fbac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e52e6ff8516ab0ede38253f0d45a5795172478bf36d6f51d6fb38f2577fbac", kill_on_drop: false }`
[INFO] [stdout] 97e52e6ff8516ab0ede38253f0d45a5795172478bf36d6f51d6fb38f2577fbac