[INFO] fetching crate tower-fault-injector 0.0.4...
[INFO] documenting tower-fault-injector-0.0.4 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate tower-fault-injector 0.0.4 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate tower-fault-injector 0.0.4 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tower-fault-injector 0.0.4
[INFO] finished tweaking crates.io crate tower-fault-injector 0.0.4
[INFO] tweaked toml for crates.io crate tower-fault-injector 0.0.4 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate tower-fault-injector 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8eace4f7f84d8b214d75eabdb7400bc013945cd39293d147571456ecce7110b
[INFO] running `Command { std: "docker" "start" "-a" "d8eace4f7f84d8b214d75eabdb7400bc013945cd39293d147571456ecce7110b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8eace4f7f84d8b214d75eabdb7400bc013945cd39293d147571456ecce7110b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8eace4f7f84d8b214d75eabdb7400bc013945cd39293d147571456ecce7110b", kill_on_drop: false }`
[INFO] [stdout] d8eace4f7f84d8b214d75eabdb7400bc013945cd39293d147571456ecce7110b
[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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 203b08a367166e3224587bfdbb6b1adde1870328b0a472c1e7835efae65796fd
[INFO] running `Command { std: "docker" "start" "-a" "203b08a367166e3224587bfdbb6b1adde1870328b0a472c1e7835efae65796fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.115
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.16.1
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking tower v0.4.11
[INFO] [stderr]  Documenting tower-fault-injector v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.98s
[INFO] running `Command { std: "docker" "inspect" "203b08a367166e3224587bfdbb6b1adde1870328b0a472c1e7835efae65796fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203b08a367166e3224587bfdbb6b1adde1870328b0a472c1e7835efae65796fd", kill_on_drop: false }`
[INFO] [stdout] 203b08a367166e3224587bfdbb6b1adde1870328b0a472c1e7835efae65796fd
[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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--frozen" "--message-format=json" "--" "--cfg" "docsrs" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] eb7b94abf0f7a83dcdfa0cc19855e378034ea0c4f7f1542621974111b852060f
[INFO] running `Command { std: "docker" "start" "-a" "eb7b94abf0f7a83dcdfa0cc19855e378034ea0c4f7f1542621974111b852060f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.115
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.16.1
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking tower v0.4.11
[INFO] [stderr]  Documenting tower-fault-injector v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.89s
[INFO] running `Command { std: "docker" "inspect" "eb7b94abf0f7a83dcdfa0cc19855e378034ea0c4f7f1542621974111b852060f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb7b94abf0f7a83dcdfa0cc19855e378034ea0c4f7f1542621974111b852060f", kill_on_drop: false }`
[INFO] [stdout] eb7b94abf0f7a83dcdfa0cc19855e378034ea0c4f7f1542621974111b852060f