[INFO] fetching crate btfm 0.12.0...
[INFO] checking btfm-0.12.0 against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] extracting crate btfm 0.12.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate btfm 0.12.0 on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btfm 0.12.0
[INFO] finished tweaking crates.io crate btfm 0.12.0
[INFO] tweaked toml for crates.io crate btfm 0.12.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate btfm 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serenity-voice-model v0.1.0
[INFO] [stderr]   Downloaded command_attr v0.3.5
[INFO] [stderr]   Downloaded pnet_macros v0.26.0
[INFO] [stderr]   Downloaded streamcatcher v0.1.0
[INFO] [stderr]   Downloaded songbird v0.1.6
[INFO] [stderr]   Downloaded dasp_sample v0.11.0
[INFO] [stderr]   Downloaded flume v0.10.4
[INFO] [stderr]   Downloaded pnet_macros_support v0.26.0
[INFO] [stderr]   Downloaded deepspeech-sys v0.9.0
[INFO] [stderr]   Downloaded alac v0.5.0
[INFO] [stderr]   Downloaded dasp_frame v0.11.0
[INFO] [stderr]   Downloaded deepspeech v0.9.0
[INFO] [stderr]   Downloaded audiopus v0.2.0
[INFO] [stderr]   Downloaded discortp v0.2.2
[INFO] [stderr]   Downloaded hyper v0.14.6
[INFO] [stderr]   Downloaded audrey v0.3.0
[INFO] [stderr]   Downloaded audiopus_sys v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f647e1703a3e50716da416fa437ee1ef33326e48197c4462e5c232772cd775f
[INFO] running `Command { std: "docker" "start" "-a" "6f647e1703a3e50716da416fa437ee1ef33326e48197c4462e5c232772cd775f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f647e1703a3e50716da416fa437ee1ef33326e48197c4462e5c232772cd775f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f647e1703a3e50716da416fa437ee1ef33326e48197c4462e5c232772cd775f", kill_on_drop: false }`
[INFO] [stdout] 6f647e1703a3e50716da416fa437ee1ef33326e48197c4462e5c232772cd775f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae69251094e9fccf4726e5251e152fc0dced852901f4706f6c5553bcb3c5db27
[INFO] running `Command { std: "docker" "start" "-a" "ae69251094e9fccf4726e5251e152fc0dced852901f4706f6c5553bcb3c5db27", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling whoami v1.1.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking httpdate v1.0.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serenity v0.10.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling deepspeech-sys v0.9.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]     Checking uwl v0.6.0
[INFO] [stderr]     Checking typemap_rev v0.1.5
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling songbird v0.1.6
[INFO] [stderr]     Checking spin_sleep v1.0.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]     Checking bitreader v0.3.3
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking ogg v0.7.1
[INFO] [stderr]     Checking caf v0.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking pnet_macros_support v0.26.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking dasp_frame v0.11.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking spinning_top v0.2.2
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking hashlink v0.6.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling audiopus_sys v0.1.8
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking nanorand v0.5.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking deepspeech v0.9.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.23/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=51f792a1ca6c78d8 -C extra-filename=-51f792a1ca6c78d8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ae69251094e9fccf4726e5251e152fc0dced852901f4706f6c5553bcb3c5db27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae69251094e9fccf4726e5251e152fc0dced852901f4706f6c5553bcb3c5db27", kill_on_drop: false }`
[INFO] [stdout] ae69251094e9fccf4726e5251e152fc0dced852901f4706f6c5553bcb3c5db27