[INFO] crate merkle-tree-stream 0.12.0 is already in cache
[INFO] checking merkle-tree-stream-0.12.0 against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] extracting crate merkle-tree-stream 0.12.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate merkle-tree-stream 0.12.0 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate merkle-tree-stream 0.12.0
[INFO] finished tweaking crates.io crate merkle-tree-stream 0.12.0
[INFO] tweaked toml for crates.io crate merkle-tree-stream 0.12.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate merkle-tree-stream 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e3d9eea498d38465fc5c44aada20fa4b706cfe499f0345fc2bb156aa5529cb5e
[INFO] running `"docker" "start" "-a" "e3d9eea498d38465fc5c44aada20fa4b706cfe499f0345fc2bb156aa5529cb5e"`
[INFO] [stderr]    Compiling openssl v0.10.27
[INFO] [stderr]     Checking flat-tree v5.0.0
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking openssl-sys v0.9.54
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking merkle-tree-stream v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.95s
[INFO] running `"docker" "inspect" "e3d9eea498d38465fc5c44aada20fa4b706cfe499f0345fc2bb156aa5529cb5e"`
[INFO] running `"docker" "rm" "-f" "e3d9eea498d38465fc5c44aada20fa4b706cfe499f0345fc2bb156aa5529cb5e"`
[INFO] [stdout] e3d9eea498d38465fc5c44aada20fa4b706cfe499f0345fc2bb156aa5529cb5e