[INFO] fetching crate nu 0.40.0...
[INFO] testing nu-0.40.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate nu 0.40.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate nu 0.40.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-73/source/.cargo/config.toml
[INFO] started tweaking crates.io crate nu 0.40.0
[INFO] finished tweaking crates.io crate nu 0.40.0
[INFO] tweaked toml for crates.io crate nu 0.40.0 written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] crate crates.io crate nu 0.40.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test v0.5.1
[INFO] [stderr]   Downloaded parking_lot_core v0.8.4
[INFO] [stderr]   Downloaded parquet2 v0.6.0
[INFO] [stderr]   Downloaded security-framework-sys v2.4.0
[INFO] [stderr]   Downloaded clipboard-win v4.2.1
[INFO] [stderr]   Downloaded gethostname v0.2.1
[INFO] [stderr]   Downloaded winapi-wsapoll v0.1.1
[INFO] [stderr]   Downloaded x11 v2.18.2
[INFO] [stderr]   Downloaded nu-engine v0.40.0
[INFO] [stderr]   Downloaded zstd v0.9.0+zstd.1.5.0
[INFO] [stderr]   Downloaded core-graphics v0.21.0
[INFO] [stderr]   Downloaded result v1.0.0
[INFO] [stderr]   Downloaded arboard v1.2.1
[INFO] [stderr]   Downloaded calamine v0.18.0
[INFO] [stderr]   Downloaded plist v1.2.1
[INFO] [stderr]   Downloaded dtparse v1.2.0
[INFO] [stderr]   Downloaded bitpacking v0.8.4
[INFO] [stderr]   Downloaded integer-encoding v3.0.2
[INFO] [stderr]   Downloaded htmlescape v0.3.1
[INFO] [stderr]   Downloaded eml-parser v0.1.2
[INFO] [stderr]   Downloaded rustyline v9.0.0
[INFO] [stderr]   Downloaded serde_test v1.0.129
[INFO] [stderr]   Downloaded is_executable v1.0.1
[INFO] [stderr]   Downloaded git2 v0.13.21
[INFO] [stderr]   Downloaded ctrlc v3.2.0
[INFO] [stderr]   Downloaded nu-cli v0.40.0
[INFO] [stderr]   Downloaded nu-json v0.40.0
[INFO] [stderr]   Downloaded lexical-core v0.8.0
[INFO] [stderr]   Downloaded nu-serde v0.40.0
[INFO] [stderr]   Downloaded serde_ini v0.2.0
[INFO] [stderr]   Downloaded lexical-write-float v0.8.0
[INFO] [stderr]   Downloaded lexical v6.0.0
[INFO] [stderr]   Downloaded nu-completion v0.40.0
[INFO] [stderr]   Downloaded sysinfo v0.20.2
[INFO] [stderr]   Downloaded serial_test_derive v0.5.1
[INFO] [stderr]   Downloaded parquet-format-async-temp v0.2.0
[INFO] [stderr]   Downloaded snap v1.0.5
[INFO] [stderr]   Downloaded streaming-decompression v0.1.0
[INFO] [stderr]   Downloaded codepage v0.1.1
[INFO] [stderr]   Downloaded hyper v0.14.12
[INFO] [stderr]   Downloaded quick-xml v0.19.0
[INFO] [stderr]   Downloaded zstd-safe v4.1.1+zstd.1.5.0
[INFO] [stderr]   Downloaded nu-command v0.40.0
[INFO] [stderr]   Downloaded shadow-rs v0.6.13
[INFO] [stderr]   Downloaded rstest v0.10.0
[INFO] [stderr]   Downloaded nu_plugin_match v0.40.0
[INFO] [stderr]   Downloaded onig_sys v69.7.0
[INFO] [stderr]   Downloaded nu_plugin_to_bson v0.40.0
[INFO] [stderr]   Downloaded libgit2-sys v0.12.22+1.1.0
[INFO] [stderr]   Downloaded flatbuffers v2.0.0
[INFO] [stderr]   Downloaded arrow-format v0.3.0
[INFO] [stderr]   Downloaded lexical-parse-float v0.8.0
[INFO] [stderr]   Downloaded fd-lock v3.0.0
[INFO] [stderr]   Downloaded sys-info v0.9.0
[INFO] [stderr]   Downloaded onig v6.2.0
[INFO] [stderr]   Downloaded cty v0.2.1
[INFO] [stderr]   Downloaded x11rb v0.8.1
[INFO] [stderr]   Downloaded nu_plugin_binaryview v0.40.0
[INFO] [stderr]   Downloaded nu_plugin_inc v0.40.0
[INFO] [stderr]   Downloaded nu_plugin_query_json v0.40.0
[INFO] [stderr]   Downloaded nu_plugin_tree v0.40.0
[INFO] [stderr]   Downloaded nu_plugin_xpath v0.40.0
[INFO] [stderr]   Downloaded nu_plugin_chart v0.40.0
[INFO] [stderr]   Downloaded ical v0.7.0
[INFO] [stderr]   Downloaded s3handler v0.7.4
[INFO] [stderr]   Downloaded nu_plugin_from_bson v0.40.0
[INFO] [stderr]   Downloaded nu_plugin_from_sqlite v0.40.0
[INFO] [stderr]   Downloaded nu_plugin_selector v0.40.0
[INFO] [stderr]   Downloaded nu_plugin_s3 v0.40.0
[INFO] [stderr]   Downloaded nu_plugin_textview v0.40.0
[INFO] [stderr]   Downloaded nu_plugin_start v0.40.0
[INFO] [stderr]   Downloaded nu_plugin_to_sqlite v0.40.0
[INFO] [stderr]   Downloaded zstd-sys v1.6.1+zstd.1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9604779eaca2a8020158ccb29b36134c7dde8c92e7d2e1db8075d4fe81275c91
[INFO] running `Command { std: "docker" "start" "-a" "9604779eaca2a8020158ccb29b36134c7dde8c92e7d2e1db8075d4fe81275c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9604779eaca2a8020158ccb29b36134c7dde8c92e7d2e1db8075d4fe81275c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9604779eaca2a8020158ccb29b36134c7dde8c92e7d2e1db8075d4fe81275c91", kill_on_drop: false }`
[INFO] [stdout] 9604779eaca2a8020158ccb29b36134c7dde8c92e7d2e1db8075d4fe81275c91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f19d5db6a26de85787bedd460da73b9afdadc808f3b6dad52af4408b4064a67
[INFO] running `Command { std: "docker" "start" "-a" "3f19d5db6a26de85787bedd460da73b9afdadc808f3b6dad52af4408b4064a67", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling zstd-safe v4.1.1+zstd.1.5.0
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling hash_hasher v2.0.3
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling simdutf8 v0.1.3
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling streaming-iterator v0.1.5
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling unsafe_unwrap v0.1.0
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling utf8-width v0.1.5
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.4
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling common-path v1.0.0
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling sysinfo v0.20.2
[INFO] [stderr]    Compiling umask v1.0.0
[INFO] [stderr]    Compiling filesize v0.2.0
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling result v1.0.0
[INFO] [stderr]    Compiling xmlparser v0.13.3
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling htmlescape v0.3.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling is_executable v1.0.1
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling lexical-util v0.8.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling tokio v1.10.1
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling byte-unit v4.0.12
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling pretty v0.5.2
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling nu-ansi-term v0.40.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling streaming-decompression v0.1.0
[INFO] [stderr]    Compiling rust-embed-utils v5.1.0
[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 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -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=c25dc19d7487cdf7 -C extra-filename=-c25dc19d7487cdf7 --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" "3f19d5db6a26de85787bedd460da73b9afdadc808f3b6dad52af4408b4064a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f19d5db6a26de85787bedd460da73b9afdadc808f3b6dad52af4408b4064a67", kill_on_drop: false }`
[INFO] [stdout] 3f19d5db6a26de85787bedd460da73b9afdadc808f3b6dad52af4408b4064a67