[INFO] cloning repository https://github.com/nervosnetwork/wasm-secp256k1-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nervosnetwork/wasm-secp256k1-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnervosnetwork%2Fwasm-secp256k1-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnervosnetwork%2Fwasm-secp256k1-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e79366c450c2df1eafc3d818ab01efc05c5a2a27
[INFO] documenting nervosnetwork/wasm-secp256k1-test against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnervosnetwork%2Fwasm-secp256k1-test" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nervosnetwork/wasm-secp256k1-test on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking git repo https://github.com/nervosnetwork/wasm-secp256k1-test
[INFO] finished tweaking git repo https://github.com/nervosnetwork/wasm-secp256k1-test
[INFO] tweaked toml for git repo https://github.com/nervosnetwork/wasm-secp256k1-test written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nervosnetwork/wasm-secp256k1-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subtle v2.2.1
[INFO] [stderr]   Downloaded hmac-drbg v0.2.0
[INFO] [stderr]   Downloaded libsecp256k1 v0.3.1
[INFO] [stderr]   Downloaded faster-hex v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "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] 9234178a41cea17ab2d4d5b5e636091bce0398c835436b120779968dd639e748
[INFO] running `Command { std: "docker" "start" "-a" "9234178a41cea17ab2d4d5b5e636091bce0398c835436b120779968dd639e748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9234178a41cea17ab2d4d5b5e636091bce0398c835436b120779968dd639e748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9234178a41cea17ab2d4d5b5e636091bce0398c835436b120779968dd639e748", kill_on_drop: false }`
[INFO] [stdout] 9234178a41cea17ab2d4d5b5e636091bce0398c835436b120779968dd639e748
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 931c13f50f7bf9108988473a0c451634936c5bc78a865824b5bcdf7488b24b87
[INFO] running `Command { std: "docker" "start" "-a" "931c13f50f7bf9108988473a0c451634936c5bc78a865824b5bcdf7488b24b87", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.51
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling bumpalo v2.6.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling wasm-bindgen v0.2.51
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking subtle v2.2.1
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking faster-hex v0.4.0
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[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]    Compiling quote v1.0.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.51
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.51
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.51
[INFO] [stderr]  Documenting wasm-secp256k1-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.14s
[INFO] running `Command { std: "docker" "inspect" "931c13f50f7bf9108988473a0c451634936c5bc78a865824b5bcdf7488b24b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "931c13f50f7bf9108988473a0c451634936c5bc78a865824b5bcdf7488b24b87", kill_on_drop: false }`
[INFO] [stdout] 931c13f50f7bf9108988473a0c451634936c5bc78a865824b5bcdf7488b24b87