[INFO] fetching crate rscash 0.0.1...
[INFO] checking rscash-0.0.1 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate rscash 0.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rscash 0.0.1 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rscash 0.0.1
[INFO] finished tweaking crates.io crate rscash 0.0.1
[INFO] tweaked toml for crates.io crate rscash 0.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate rscash 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc2693d2099bd2f9e74e51013c892442986fd6d5b62e4d4da2de1f1dea8cebcd
[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" "bc2693d2099bd2f9e74e51013c892442986fd6d5b62e4d4da2de1f1dea8cebcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc2693d2099bd2f9e74e51013c892442986fd6d5b62e4d4da2de1f1dea8cebcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2693d2099bd2f9e74e51013c892442986fd6d5b62e4d4da2de1f1dea8cebcd", kill_on_drop: false }`
[INFO] [stdout] bc2693d2099bd2f9e74e51013c892442986fd6d5b62e4d4da2de1f1dea8cebcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de49fc4c43f043df95fd0fc9f2add4232fa0a67c6f2a222197386ae68718a28c
[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" "de49fc4c43f043df95fd0fc9f2add4232fa0a67c6f2a222197386ae68718a28c", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking bech32 v0.7.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling secp256k1 v0.15.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking bitcoin_hashes v0.7.1
[INFO] [stderr]     Checking bitcoin v0.21.0
[INFO] [stderr]     Checking rscash v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.70s
[INFO] running `Command { std: "docker" "inspect" "de49fc4c43f043df95fd0fc9f2add4232fa0a67c6f2a222197386ae68718a28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de49fc4c43f043df95fd0fc9f2add4232fa0a67c6f2a222197386ae68718a28c", kill_on_drop: false }`
[INFO] [stdout] de49fc4c43f043df95fd0fc9f2add4232fa0a67c6f2a222197386ae68718a28c