[INFO] cloning repository https://github.com/ABMatrix/merkle-patricia-trie
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ABMatrix/merkle-patricia-trie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FABMatrix%2Fmerkle-patricia-trie", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FABMatrix%2Fmerkle-patricia-trie'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d06c34bc689b785c3293d57c0919624743be648
[INFO] documenting ABMatrix/merkle-patricia-trie against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FABMatrix%2Fmerkle-patricia-trie" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ABMatrix/merkle-patricia-trie on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ABMatrix/merkle-patricia-trie
[INFO] finished tweaking git repo https://github.com/ABMatrix/merkle-patricia-trie
[INFO] tweaked toml for git repo https://github.com/ABMatrix/merkle-patricia-trie written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ABMatrix/merkle-patricia-trie already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/ABMatrix/parity-common.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itertools v0.8.1
[INFO] [stderr]   Downloaded bstr v0.2.8
[INFO] [stderr]   Downloaded num_cpus v1.11.0
[INFO] [stderr]   Downloaded rustc-hex v2.0.1
[INFO] [stderr]   Downloaded memoffset v0.5.2
[INFO] [stderr]   Downloaded csv v1.1.1
[INFO] [stderr]   Downloaded rlp v0.4.3
[INFO] [stderr]   Downloaded ahash v0.2.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 265644b951c6c3b75cd016d213b5be299f56f0e8a76ee16674cd88934f07579f
[INFO] running `Command { std: "docker" "start" "-a" "265644b951c6c3b75cd016d213b5be299f56f0e8a76ee16674cd88934f07579f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "265644b951c6c3b75cd016d213b5be299f56f0e8a76ee16674cd88934f07579f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "265644b951c6c3b75cd016d213b5be299f56f0e8a76ee16674cd88934f07579f", kill_on_drop: false }`
[INFO] [stdout] 265644b951c6c3b75cd016d213b5be299f56f0e8a76ee16674cd88934f07579f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8aef76d373c9de6ee63da632466d60c5a282eaeafa9349bf0dd891412f734c3
[INFO] running `Command { std: "docker" "start" "-a" "e8aef76d373c9de6ee63da632466d60c5a282eaeafa9349bf0dd891412f734c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking rlp v0.4.2 (https://github.com/ABMatrix/parity-common.git#d45a0274)
[INFO] [stderr]     Checking fixed-hash v0.5.0 (https://github.com/ABMatrix/parity-common.git#d45a0274)
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking uint v0.8.1 (https://github.com/ABMatrix/parity-common.git#d45a0274)
[INFO] [stderr]     Checking primitive-types v0.6.0 (https://github.com/ABMatrix/parity-common.git#d45a0274)
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]     Checking keccak-hash v0.4.0 (https://github.com/ABMatrix/parity-common.git#d45a0274)
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling const-random-macro v0.1.6
[INFO] [stderr]     Checking const-random v0.1.6
[INFO] [stderr]     Checking ahash v0.2.17
[INFO] [stderr]  Documenting merkle_patricia_trie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.33s
[INFO] running `Command { std: "docker" "inspect" "e8aef76d373c9de6ee63da632466d60c5a282eaeafa9349bf0dd891412f734c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8aef76d373c9de6ee63da632466d60c5a282eaeafa9349bf0dd891412f734c3", kill_on_drop: false }`
[INFO] [stdout] e8aef76d373c9de6ee63da632466d60c5a282eaeafa9349bf0dd891412f734c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 3d35ed188ae3f19473f439f4f34e5591d7ab05ed3eab6ea621770c3922385e2b
[INFO] running `Command { std: "docker" "start" "-a" "3d35ed188ae3f19473f439f4f34e5591d7ab05ed3eab6ea621770c3922385e2b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking fixed-hash v0.5.0 (https://github.com/ABMatrix/parity-common.git#d45a0274)
[INFO] [stderr]     Checking rlp v0.4.2 (https://github.com/ABMatrix/parity-common.git#d45a0274)
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking uint v0.8.1 (https://github.com/ABMatrix/parity-common.git#d45a0274)
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking primitive-types v0.6.0 (https://github.com/ABMatrix/parity-common.git#d45a0274)
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]     Checking keccak-hash v0.4.0 (https://github.com/ABMatrix/parity-common.git#d45a0274)
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling const-random-macro v0.1.6
[INFO] [stderr]     Checking const-random v0.1.6
[INFO] [stderr]     Checking ahash v0.2.17
[INFO] [stderr]  Documenting merkle_patricia_trie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "3d35ed188ae3f19473f439f4f34e5591d7ab05ed3eab6ea621770c3922385e2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d35ed188ae3f19473f439f4f34e5591d7ab05ed3eab6ea621770c3922385e2b", kill_on_drop: false }`
[INFO] [stdout] 3d35ed188ae3f19473f439f4f34e5591d7ab05ed3eab6ea621770c3922385e2b