[INFO] cloning repository https://github.com/pop-os/distinst-v2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pop-os/distinst-v2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fdistinst-v2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fdistinst-v2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cf6b13ec8569a0798cd83347e70a34fedc9ae38
[INFO] documenting pop-os/distinst-v2 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fdistinst-v2" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pop-os/distinst-v2 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pop-os/distinst-v2
[INFO] finished tweaking git repo https://github.com/pop-os/distinst-v2
[INFO] tweaked toml for git repo https://github.com/pop-os/distinst-v2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/pop-os/distinst-v2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ward v2.1.0
[INFO] [stderr]   Downloaded envfile v0.2.1
[INFO] [stderr]   Downloaded fomat-macros v0.3.1
[INFO] [stderr]   Downloaded zvariant v3.0.0
[INFO] [stderr]   Downloaded zvariant_derive v3.0.0
[INFO] [stderr]   Downloaded os-release v0.1.0
[INFO] [stderr]   Downloaded hostname-validator v1.1.0
[INFO] [stderr]   Downloaded bitvec v0.21.2
[INFO] [stderr]   Downloaded mortal v0.2.2
[INFO] [stderr]   Downloaded terminfo v0.7.3
[INFO] [stderr]   Downloaded snailquote v0.2.0
[INFO] [stderr]   Downloaded postage v0.4.1
[INFO] [stderr]   Downloaded gimli v0.26.0
[INFO] [stderr]   Downloaded cradle v0.2.0
[INFO] [stderr]   Downloaded pad v0.1.6
[INFO] [stderr]   Downloaded loopdev v0.3.0
[INFO] [stderr]   Downloaded libcryptsetup-rs-sys v0.1.5
[INFO] [stderr]   Downloaded devicemapper-sys v0.1.1
[INFO] [stderr]   Downloaded zbus_names v2.0.0
[INFO] [stderr]   Downloaded zbus_macros v2.0.0
[INFO] [stderr]   Downloaded libcryptsetup-rs v0.4.4
[INFO] [stderr]   Downloaded gptman v0.8.0
[INFO] [stderr]   Downloaded qcell v0.4.3
[INFO] [stderr]   Downloaded mbrman v0.4.0
[INFO] [stderr]   Downloaded devicemapper v0.30.0
[INFO] [stderr]   Downloaded zbus v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a894bc8378d548b012c0a9d954ac006638f24d4d4ef340b7e574a8d344d88427
[INFO] running `Command { std: "docker" "start" "-a" "a894bc8378d548b012c0a9d954ac006638f24d4d4ef340b7e574a8d344d88427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a894bc8378d548b012c0a9d954ac006638f24d4d4ef340b7e574a8d344d88427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a894bc8378d548b012c0a9d954ac006638f24d4d4ef340b7e574a8d344d88427", kill_on_drop: false }`
[INFO] [stdout] a894bc8378d548b012c0a9d954ac006638f24d4d4ef340b7e574a8d344d88427
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe40e0165abaefa4f4893c46da7e9f28db381d7d2d63dbc8accdd7dbb1b6c7a2
[INFO] running `Command { std: "docker" "start" "-a" "fe40e0165abaefa4f4893c46da7e9f28db381d7d2d63dbc8accdd7dbb1b6c7a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libloading v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling clang-sys v1.2.2
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling bindgen v0.58.1
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking tinyvec v1.5.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling nix v0.22.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking smallstr v0.2.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling terminfo v0.7.3
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]    Compiling libcryptsetup-rs v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking gimli v0.26.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.81/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=dd76be8214985e75 -C extra-filename=-dd76be8214985e75 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5d5d44a8f26bf44a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-528c3f7cc74803bd.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-fb78da16da33d955.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fe40e0165abaefa4f4893c46da7e9f28db381d7d2d63dbc8accdd7dbb1b6c7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe40e0165abaefa4f4893c46da7e9f28db381d7d2d63dbc8accdd7dbb1b6c7a2", kill_on_drop: false }`
[INFO] [stdout] fe40e0165abaefa4f4893c46da7e9f28db381d7d2d63dbc8accdd7dbb1b6c7a2
