[INFO] fetching crate ergotree-ir 0.16.1...
[INFO] documenting ergotree-ir-0.16.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate ergotree-ir 0.16.1 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate ergotree-ir 0.16.1 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 ergotree-ir 0.16.1
[INFO] finished tweaking crates.io crate ergotree-ir 0.16.1
[INFO] tweaked toml for crates.io crate ergotree-ir 0.16.1 written to /workspace/builds/worker-103/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-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] ea6008a8a879c6b48dbd7952614a7d46703764d6a3327d20c43e5942fa844414
[INFO] running `Command { std: "docker" "start" "-a" "ea6008a8a879c6b48dbd7952614a7d46703764d6a3327d20c43e5942fa844414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea6008a8a879c6b48dbd7952614a7d46703764d6a3327d20c43e5942fa844414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea6008a8a879c6b48dbd7952614a7d46703764d6a3327d20c43e5942fa844414", kill_on_drop: false }`
[INFO] [stdout] ea6008a8a879c6b48dbd7952614a7d46703764d6a3327d20c43e5942fa844414
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] 5d8521f7845bff6d8e1b31461d971068cdcaea29e2b8c949b9f1a229b507930e
[INFO] running `Command { std: "docker" "start" "-a" "5d8521f7845bff6d8e1b31461d971068cdcaea29e2b8c949b9f1a229b507930e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking const-oid v0.7.1
[INFO] [stderr]     Checking zeroize v1.5.5
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking base64ct v1.5.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking base16ct v0.1.1
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking base16 v0.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking strum v0.21.0
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking der v0.5.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking spki v0.5.4
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking pkcs8 v0.8.0
[INFO] [stderr]     Checking ff v0.11.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking group v0.11.0
[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 crypto-bigint v0.3.2
[INFO] [stderr]     Checking sec1 v0.2.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking signature v1.4.0
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking sigma-util v0.5.0
[INFO] [stderr]     Checking elliptic-curve v0.11.12
[INFO] [stderr]     Checking rfc6979 v0.1.0
[INFO] [stderr]     Checking ecdsa v0.13.4
[INFO] [stderr]     Checking k256 v0.10.4
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.2
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking bounded-vec v0.6.0
[INFO] [stderr]     Checking num256 v0.3.5
[INFO] [stderr]     Checking sigma-ser v0.5.0
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking ergo-chain-types v0.3.1
[INFO] [stderr]  Documenting ergotree-ir v0.16.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.45s
[INFO] running `Command { std: "docker" "inspect" "5d8521f7845bff6d8e1b31461d971068cdcaea29e2b8c949b9f1a229b507930e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d8521f7845bff6d8e1b31461d971068cdcaea29e2b8c949b9f1a229b507930e", kill_on_drop: false }`
[INFO] [stdout] 5d8521f7845bff6d8e1b31461d971068cdcaea29e2b8c949b9f1a229b507930e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 5cb087f634db0bb3462c7de21542610559583ef201a78a43c49140fcaf90bdea
[INFO] running `Command { std: "docker" "start" "-a" "5cb087f634db0bb3462c7de21542610559583ef201a78a43c49140fcaf90bdea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking const-oid v0.7.1
[INFO] [stderr]     Checking zeroize v1.5.5
[INFO] [stderr]     Checking base64ct v1.5.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking base16ct v0.1.1
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking base16 v0.2.1
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking strum v0.21.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking der v0.5.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking spki v0.5.4
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking pkcs8 v0.8.0
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[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 sec1 v0.2.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking ff v0.11.1
[INFO] [stderr]     Checking crypto-bigint v0.3.2
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking signature v1.4.0
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking group v0.11.0
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking sigma-util v0.5.0
[INFO] [stderr]     Checking rfc6979 v0.1.0
[INFO] [stderr]     Checking elliptic-curve v0.11.12
[INFO] [stderr]     Checking ecdsa v0.13.4
[INFO] [stderr]     Checking k256 v0.10.4
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.2
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking bounded-vec v0.6.0
[INFO] [stderr]     Checking num256 v0.3.5
[INFO] [stderr]     Checking sigma-ser v0.5.0
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking ergo-chain-types v0.3.1
[INFO] [stderr]  Documenting ergotree-ir v0.16.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `Command { std: "docker" "inspect" "5cb087f634db0bb3462c7de21542610559583ef201a78a43c49140fcaf90bdea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cb087f634db0bb3462c7de21542610559583ef201a78a43c49140fcaf90bdea", kill_on_drop: false }`
[INFO] [stdout] 5cb087f634db0bb3462c7de21542610559583ef201a78a43c49140fcaf90bdea