[INFO] fetching crate libtad-rs 0.2.0...
[INFO] documenting libtad-rs-0.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate libtad-rs 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libtad-rs 0.2.0 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 libtad-rs 0.2.0
[INFO] finished tweaking crates.io crate libtad-rs 0.2.0
[INFO] tweaked toml for crates.io crate libtad-rs 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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] a3767219ccf23a34abc9c9e3e4b5d5ad58c4e19b7f8d7785bae04ccb01273e78
[INFO] running `Command { std: "docker" "start" "-a" "a3767219ccf23a34abc9c9e3e4b5d5ad58c4e19b7f8d7785bae04ccb01273e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3767219ccf23a34abc9c9e3e4b5d5ad58c4e19b7f8d7785bae04ccb01273e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3767219ccf23a34abc9c9e3e4b5d5ad58c4e19b7f8d7785bae04ccb01273e78", kill_on_drop: false }`
[INFO] [stdout] a3767219ccf23a34abc9c9e3e4b5d5ad58c4e19b7f8d7785bae04ccb01273e78
[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" "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] 7afd98946e7477fb3539a86d1350b0c71d6d31737ba7de6a58171dd09cdebb94
[INFO] running `Command { std: "docker" "start" "-a" "7afd98946e7477fb3539a86d1350b0c71d6d31737ba7de6a58171dd09cdebb94", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking wildmatch v1.1.0
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking http v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]    Compiling maybe-async v0.2.6
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_url_params v0.2.1
[INFO] [stderr]     Checking libtad-models v0.2.0
[INFO] [stderr]     Checking attohttpc v0.17.0
[INFO] [stderr]  Documenting libtad-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.45s
[INFO] running `Command { std: "docker" "inspect" "7afd98946e7477fb3539a86d1350b0c71d6d31737ba7de6a58171dd09cdebb94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7afd98946e7477fb3539a86d1350b0c71d6d31737ba7de6a58171dd09cdebb94", kill_on_drop: false }`
[INFO] [stdout] 7afd98946e7477fb3539a86d1350b0c71d6d31737ba7de6a58171dd09cdebb94
[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" "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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 4c45cc8fc7652eebb2222e7c6109e0a4a3f55c704300289c18d901cce6b67d57
[INFO] running `Command { std: "docker" "start" "-a" "4c45cc8fc7652eebb2222e7c6109e0a4a3f55c704300289c18d901cce6b67d57", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking wildmatch v1.1.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking http v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling maybe-async v0.2.6
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking libtad-models v0.2.0
[INFO] [stderr]     Checking serde_url_params v0.2.1
[INFO] [stderr]     Checking attohttpc v0.17.0
[INFO] [stderr]  Documenting libtad-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.81s
[INFO] running `Command { std: "docker" "inspect" "4c45cc8fc7652eebb2222e7c6109e0a4a3f55c704300289c18d901cce6b67d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c45cc8fc7652eebb2222e7c6109e0a4a3f55c704300289c18d901cce6b67d57", kill_on_drop: false }`
[INFO] [stdout] 4c45cc8fc7652eebb2222e7c6109e0a4a3f55c704300289c18d901cce6b67d57