[INFO] fetching crate aldoc 0.2.0...
[INFO] checking aldoc-0.2.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate aldoc 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate aldoc 0.2.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aldoc 0.2.0
[INFO] finished tweaking crates.io crate aldoc 0.2.0
[INFO] tweaked toml for crates.io crate aldoc 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate aldoc 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 88b341d147a7e3771176cb15f3a3f2b19bf8ce47bf9700d5e40a4b6beee08b80
[INFO] running `Command { std: "docker" "start" "-a" "88b341d147a7e3771176cb15f3a3f2b19bf8ce47bf9700d5e40a4b6beee08b80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88b341d147a7e3771176cb15f3a3f2b19bf8ce47bf9700d5e40a4b6beee08b80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b341d147a7e3771176cb15f3a3f2b19bf8ce47bf9700d5e40a4b6beee08b80", kill_on_drop: false }`
[INFO] [stdout] 88b341d147a7e3771176cb15f3a3f2b19bf8ce47bf9700d5e40a4b6beee08b80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b3d5390d90ccb1880c491864f50db28a06cde58b635f4f661566cff0ce9b084e
[INFO] running `Command { std: "docker" "start" "-a" "b3d5390d90ccb1880c491864f50db28a06cde58b635f4f661566cff0ce9b084e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking hashbrown v0.9.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling vcpkg v0.2.10
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking utf8-width v0.1.4
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking os_str_bytes v2.3.2
[INFO] [stderr]     Checking numerals v0.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling tectonic_cfg_support v0.1.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking app_dirs2 v2.3.0
[INFO] [stderr]     Checking byte-unit v4.0.9
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking tectonic_xdv v0.1.9
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling sha2 v0.9.1
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking headers-core v0.1.1
[INFO] [stderr]     Checking headers v0.2.3
[INFO] [stderr]    Compiling tectonic v0.1.15
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling structopt-derive v0.4.11
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking zip v0.5.8
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking structopt v0.3.18
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking aldoc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ListToken`, `TokenWrapper`
[INFO] [stdout]  --> src/compiler.rs:2:43
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::parse::{Document, Block, List, ListToken, TokenEnumerator, TokenWrapper};
[INFO] [stdout]   |                                           ^^^^^^^^^                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ListToken`, `TokenWrapper`
[INFO] [stdout]  --> src/compiler.rs:2:43
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::parse::{Document, Block, List, ListToken, TokenEnumerator, TokenWrapper};
[INFO] [stdout]   |                                           ^^^^^^^^^                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `quick_pdf`
[INFO] [stdout]    --> src/lib.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn quick_pdf<T>(p: T) -> Result<(), AldocError>
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `quick_parse`
[INFO] [stdout]    --> src/lib.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn quick_parse<T>(p: T) -> Result<(), AldocError>
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 44s
[INFO] running `Command { std: "docker" "inspect" "b3d5390d90ccb1880c491864f50db28a06cde58b635f4f661566cff0ce9b084e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d5390d90ccb1880c491864f50db28a06cde58b635f4f661566cff0ce9b084e", kill_on_drop: false }`
[INFO] [stdout] b3d5390d90ccb1880c491864f50db28a06cde58b635f4f661566cff0ce9b084e