[INFO] fetching crate bib_unifier 0.1.2...
[INFO] documenting bib_unifier-0.1.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate bib_unifier 0.1.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate bib_unifier 0.1.2 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 bib_unifier 0.1.2
[INFO] finished tweaking crates.io crate bib_unifier 0.1.2
[INFO] tweaked toml for crates.io crate bib_unifier 0.1.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate bib_unifier 0.1.2 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] ccbd812604cd9210296812ec1816b71d44c8d9b6320d51f04d3a3f5d1468f756
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ccbd812604cd9210296812ec1816b71d44c8d9b6320d51f04d3a3f5d1468f756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccbd812604cd9210296812ec1816b71d44c8d9b6320d51f04d3a3f5d1468f756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccbd812604cd9210296812ec1816b71d44c8d9b6320d51f04d3a3f5d1468f756", kill_on_drop: false }`
[INFO] [stdout] ccbd812604cd9210296812ec1816b71d44c8d9b6320d51f04d3a3f5d1468f756
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] bfd8da8ccb5f85db23254ee746ff7086c31684b5009c609e1225d44d38563335
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bfd8da8ccb5f85db23254ee746ff7086c31684b5009c609e1225d44d38563335", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]     Checking numerals v0.1.4
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking read_input v0.8.6
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling litrs v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling bunt-macros v0.2.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking bunt v0.2.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]     Checking strum v0.23.0
[INFO] [stderr]     Checking biblatex v0.5.0
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]  Documenting bib_unifier v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `bib_unifier`
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![doc = include_str!("../README.md")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]   = note: the link appears in this line:
[INFO] [stdout]           
[INFO] [stdout]           By default, the output file is named "[bib_unifier]bibliography.bib", and is placed in the same
[INFO] [stdout]                                                  ^^^^^^^^^^^
[INFO] [stdout]   = note: no item named `bib_unifier` in scope
[INFO] [stdout]   = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.96s
[INFO] running `Command { std: "docker" "inspect" "bfd8da8ccb5f85db23254ee746ff7086c31684b5009c609e1225d44d38563335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfd8da8ccb5f85db23254ee746ff7086c31684b5009c609e1225d44d38563335", kill_on_drop: false }`
[INFO] [stdout] bfd8da8ccb5f85db23254ee746ff7086c31684b5009c609e1225d44d38563335
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6919d321bec8ddf96749d1ac0cf765c2c3817579ce1290eb99d5fbed05369e5
[INFO] running `Command { std: "docker" "start" "-a" "a6919d321bec8ddf96749d1ac0cf765c2c3817579ce1290eb99d5fbed05369e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]     Checking numerals v0.1.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking read_input v0.8.6
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling litrs v0.2.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `proc_macro2::Span` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/litrs-0.2.3/src/err.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Span::Two(s) => s.unwrap(),
[INFO] [stdout]    |                               ^^^^^^ method not found in `proc_macro2::Span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/litrs-0.2.3/src/err.rs:47:53
[INFO] [stdout]     |
[INFO] [stdout] 47  |             Span::One(s) => proc_macro2::Span::from(s),
[INFO] [stdout]     |                             ----------------------- ^ expected struct `proc_macro2::Span`, found struct `proc_macro::Span`
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599.
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `litrs` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a6919d321bec8ddf96749d1ac0cf765c2c3817579ce1290eb99d5fbed05369e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6919d321bec8ddf96749d1ac0cf765c2c3817579ce1290eb99d5fbed05369e5", kill_on_drop: false }`
[INFO] [stdout] a6919d321bec8ddf96749d1ac0cf765c2c3817579ce1290eb99d5fbed05369e5