[INFO] fetching crate threshold_crypto_ce 0.4.0...
[INFO] documenting threshold_crypto_ce-0.4.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate threshold_crypto_ce 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate threshold_crypto_ce 0.4.0 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] started tweaking crates.io crate threshold_crypto_ce 0.4.0
[INFO] finished tweaking crates.io crate threshold_crypto_ce 0.4.0
[INFO] tweaked toml for crates.io crate threshold_crypto_ce 0.4.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate threshold_crypto_ce 0.4.0 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 memsec v0.5.6
[INFO] [stderr]   Downloaded rayon v1.2.0
[INFO] [stderr]   Downloaded cast v0.2.2
[INFO] [stderr]   Downloaded bstr v0.2.8
[INFO] [stderr]   Downloaded rayon-core v1.6.0
[INFO] [stderr]   Downloaded hex v0.4.0
[INFO] [stderr]   Downloaded rand04 v0.1.1
[INFO] [stderr]   Downloaded mach_o_sys v0.1.1
[INFO] [stderr]   Downloaded ff_derive_ce v0.6.0
[INFO] [stderr]   Downloaded ff_ce v0.8.0
[INFO] [stderr]   Downloaded errno v0.2.4
[INFO] [stderr]   Downloaded num-bigint v0.2.3
[INFO] [stderr]   Downloaded libc v0.2.64
[INFO] [stderr]   Downloaded hex_fmt v0.3.0
[INFO] [stderr]   Downloaded tinytemplate v1.0.2
[INFO] [stderr]   Downloaded pairing_ce v0.19.0
[INFO] [stderr]   Downloaded rand04_compat v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 2a36a33c8bf62568bcfa0dc08331fec701cbce17ad373c58d4371157648ee6c5
[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" "2a36a33c8bf62568bcfa0dc08331fec701cbce17ad373c58d4371157648ee6c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a36a33c8bf62568bcfa0dc08331fec701cbce17ad373c58d4371157648ee6c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a36a33c8bf62568bcfa0dc08331fec701cbce17ad373c58d4371157648ee6c5", kill_on_drop: false }`
[INFO] [stdout] 2a36a33c8bf62568bcfa0dc08331fec701cbce17ad373c58d4371157648ee6c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 49c3ff2b8c4686bcfed7617d6e7e2ff9bcfeb00cacb53e9fb7310ea78c7d62ea
[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" "49c3ff2b8c4686bcfed7617d6e7e2ff9bcfeb00cacb53e9fb7310ea78c7d62ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.64
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]    Compiling memsec v0.5.6
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[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 rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand04 v0.1.1
[INFO] [stderr]     Checking rand04_compat v0.1.1
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling ff_derive_ce v0.6.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking ff_ce v0.8.0
[INFO] [stderr]     Checking pairing_ce v0.19.0
[INFO] [stderr]  Documenting threshold_crypto_ce v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.85s
[INFO] running `Command { std: "docker" "inspect" "49c3ff2b8c4686bcfed7617d6e7e2ff9bcfeb00cacb53e9fb7310ea78c7d62ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49c3ff2b8c4686bcfed7617d6e7e2ff9bcfeb00cacb53e9fb7310ea78c7d62ea", kill_on_drop: false }`
[INFO] [stdout] 49c3ff2b8c4686bcfed7617d6e7e2ff9bcfeb00cacb53e9fb7310ea78c7d62ea