[INFO] fetching crate descriptors 0.5.0-alpha.2...
[INFO] checking descriptors-0.5.0-alpha.2 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate descriptors 0.5.0-alpha.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate descriptors 0.5.0-alpha.2 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate descriptors 0.5.0-alpha.2
[INFO] finished tweaking crates.io crate descriptors 0.5.0-alpha.2
[INFO] tweaked toml for crates.io crate descriptors 0.5.0-alpha.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40aa10b13583615d668fe4a8c100e3d3a68acd94c69ec29a4cb500508d10f4b5
[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" "40aa10b13583615d668fe4a8c100e3d3a68acd94c69ec29a4cb500508d10f4b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40aa10b13583615d668fe4a8c100e3d3a68acd94c69ec29a4cb500508d10f4b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40aa10b13583615d668fe4a8c100e3d3a68acd94c69ec29a4cb500508d10f4b5", kill_on_drop: false }`
[INFO] [stdout] 40aa10b13583615d668fe4a8c100e3d3a68acd94c69ec29a4cb500508d10f4b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c459beab7bb7108c572dc6d18f7dd63e040d8f30cf24b09271b2b86148bbad5
[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" "1c459beab7bb7108c572dc6d18f7dd63e040d8f30cf24b09271b2b86148bbad5", kill_on_drop: false }`
[INFO] [stderr]    Compiling amplify_num v0.2.2
[INFO] [stderr]     Checking bech32 v0.8.1
[INFO] [stderr]     Checking bitcoin_hashes v0.10.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling secp256k1-sys v0.4.1
[INFO] [stderr]     Checking proc-macro2 v1.0.32
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling amplify_syn v1.1.6
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking quote v1.0.10
[INFO] [stderr]     Checking syn v1.0.82
[INFO] [stderr]    Compiling amplify_derive v2.9.0
[INFO] [stderr]     Checking secp256k1 v0.20.3
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling amplify v3.9.1
[INFO] [stderr]     Checking bitcoin v0.27.1
[INFO] [stderr]    Compiling encoding_derive_helpers v1.7.4
[INFO] [stderr]    Compiling strict_encoding_derive v1.7.4
[INFO] [stderr]     Checking miniscript v6.0.1
[INFO] [stderr]     Checking slip132 v0.5.0
[INFO] [stderr]     Checking strict_encoding v1.7.4
[INFO] [stderr]     Checking bitcoin_hd v0.5.0
[INFO] [stderr]     Checking bitcoin_scripts v0.5.0
[INFO] [stderr]     Checking descriptors v0.5.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.89s
[INFO] running `Command { std: "docker" "inspect" "1c459beab7bb7108c572dc6d18f7dd63e040d8f30cf24b09271b2b86148bbad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c459beab7bb7108c572dc6d18f7dd63e040d8f30cf24b09271b2b86148bbad5", kill_on_drop: false }`
[INFO] [stdout] 1c459beab7bb7108c572dc6d18f7dd63e040d8f30cf24b09271b2b86148bbad5