[INFO] fetching crate mdoc 0.3.0...
[INFO] checking mdoc-0.3.0 against try#9edc8987ad42f7a9d21d57465015000ae3578c17 for pr-108389
[INFO] extracting crate mdoc 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate mdoc 0.3.0 on toolchain 9edc8987ad42f7a9d21d57465015000ae3578c17
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9edc8987ad42f7a9d21d57465015000ae3578c17" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdoc 0.3.0
[INFO] finished tweaking crates.io crate mdoc 0.3.0
[INFO] tweaked toml for crates.io crate mdoc 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate mdoc 0.3.0 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" "+9edc8987ad42f7a9d21d57465015000ae3578c17" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e2a9e7e193985ba0d5a8221c3984785a9e0a75acc409a02815633ff67a1f464e" "/opt/rustwide/cargo-home/bin/cargo" "+9edc8987ad42f7a9d21d57465015000ae3578c17" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6daafca334767b7b065cffe4ac81f462da73d02554682598afebb93c97bd8546
[INFO] running `Command { std: "docker" "start" "-a" "6daafca334767b7b065cffe4ac81f462da73d02554682598afebb93c97bd8546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6daafca334767b7b065cffe4ac81f462da73d02554682598afebb93c97bd8546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6daafca334767b7b065cffe4ac81f462da73d02554682598afebb93c97bd8546", kill_on_drop: false }`
[INFO] [stdout] 6daafca334767b7b065cffe4ac81f462da73d02554682598afebb93c97bd8546
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e2a9e7e193985ba0d5a8221c3984785a9e0a75acc409a02815633ff67a1f464e" "/opt/rustwide/cargo-home/bin/cargo" "+9edc8987ad42f7a9d21d57465015000ae3578c17" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5b303da8e75cb9506358ecbcb9e83b2585182990c1db5ba02098655eb18e0b1
[INFO] running `Command { std: "docker" "start" "-a" "f5b303da8e75cb9506358ecbcb9e83b2585182990c1db5ba02098655eb18e0b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]    Compiling tectonic_cfg_support v0.1.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling tectonic_bridge_flate v0.1.5
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tectonic_dep_support v0.1.0
[INFO] [stderr]    Compiling openssl-src v300.0.4+3.0.1
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking tectonic_errors v0.2.0
[INFO] [stderr]     Checking tectonic_status_base v0.2.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling tectonic_bridge_core v0.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.70
[INFO] [stderr]    Compiling tectonic_bridge_icu v0.2.0
[INFO] [stderr]    Compiling tectonic_bridge_graphite2 v0.2.1
[INFO] [stderr]    Compiling tectonic_pdf_io v0.1.2
[INFO] [stderr]    Compiling tectonic_bridge_harfbuzz v0.2.3
[INFO] [stderr]    Compiling tectonic_bridge_freetype2 v0.2.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking xdg v2.4.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]    Compiling tectonic_xetex_layout v0.1.1
[INFO] [stderr]     Checking app_dirs2 v2.3.3
[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking nix v0.22.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling terminfo v0.7.3
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling tectonic_engine_bibtex v0.1.3
[INFO] [stderr]    Compiling tectonic_engine_xdvipdfmx v0.1.3
[INFO] [stderr]    Compiling tectonic_engine_xetex v0.1.4
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking which v4.2.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking utf8-width v0.1.5
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr] error: could not compile `tokio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.14.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="num_cpus"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="sync"' --cfg 'feature="time"' -C metadata=17ece0da9652c5e6 -C extra-filename=-17ece0da9652c5e6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-0b6620405fcf1713.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-1fd67754c3785ade.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-c555e0d8e1274386.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-c9f667d8344f1bff.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-b2b4731bd912ba89.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-9e77c811562aac2d.rmeta --cap-lints allow --cap-lints=forbid --cfg tokio_track_caller` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f5b303da8e75cb9506358ecbcb9e83b2585182990c1db5ba02098655eb18e0b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5b303da8e75cb9506358ecbcb9e83b2585182990c1db5ba02098655eb18e0b1", kill_on_drop: false }`
[INFO] [stdout] f5b303da8e75cb9506358ecbcb9e83b2585182990c1db5ba02098655eb18e0b1