[INFO] fetching crate secp256k1 0.17.2...
[INFO] checking secp256k1-0.17.2 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate secp256k1 0.17.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate secp256k1 0.17.2 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate secp256k1 0.17.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate secp256k1 0.17.2
[INFO] tweaked toml for crates.io crate secp256k1 0.17.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate secp256k1 0.17.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_test v1.0.80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] d62e2136effe57beb9e8130d8a1e42dcd75062b6cdcd0dff9866d98226622bdd
[INFO] running `Command { std: "docker" "start" "-a" "d62e2136effe57beb9e8130d8a1e42dcd75062b6cdcd0dff9866d98226622bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d62e2136effe57beb9e8130d8a1e42dcd75062b6cdcd0dff9866d98226622bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d62e2136effe57beb9e8130d8a1e42dcd75062b6cdcd0dff9866d98226622bdd", kill_on_drop: false }`
[INFO] [stdout] d62e2136effe57beb9e8130d8a1e42dcd75062b6cdcd0dff9866d98226622bdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f2bbc60ffd0f955ecd2136c3d08f541c672a83c900dffb370bc87d8e10e2e0c
[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" "4f2bbc60ffd0f955ecd2136c3d08f541c672a83c900dffb370bc87d8e10e2e0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking serde v1.0.80
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling secp256k1-sys v0.1.1
[INFO] [stderr]     Checking secp256k1 v0.17.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_test v1.0.80
[INFO] [stderr]     Checking bitcoin_hashes v0.7.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.19s
[INFO] running `Command { std: "docker" "inspect" "4f2bbc60ffd0f955ecd2136c3d08f541c672a83c900dffb370bc87d8e10e2e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f2bbc60ffd0f955ecd2136c3d08f541c672a83c900dffb370bc87d8e10e2e0c", kill_on_drop: false }`
[INFO] [stdout] 4f2bbc60ffd0f955ecd2136c3d08f541c672a83c900dffb370bc87d8e10e2e0c