[INFO] cloning repository https://github.com/Tangram-Vision/Bolster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tangram-Vision/Bolster" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTangram-Vision%2FBolster", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTangram-Vision%2FBolster'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95236681975024522532bce00e7b6a1950b26e3c
[INFO] checking Tangram-Vision/Bolster against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTangram-Vision%2FBolster" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tangram-Vision/Bolster on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tangram-Vision/Bolster
[INFO] finished tweaking git repo https://github.com/Tangram-Vision/Bolster
[INFO] tweaked toml for git repo https://github.com/Tangram-Vision/Bolster written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Tangram-Vision/Bolster already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_type v2.3.0
[INFO] [stderr]   Downloaded rusoto_credential v0.46.0
[INFO] [stderr]   Downloaded rusoto_signature v0.46.0
[INFO] [stderr]   Downloaded better-panic v0.2.0
[INFO] [stderr]   Downloaded assert_cmd v1.0.4
[INFO] [stderr]   Downloaded basic-cookies v0.1.4
[INFO] [stderr]   Downloaded byte-unit v4.0.12
[INFO] [stderr]   Downloaded rusoto_mock v0.46.0
[INFO] [stderr]   Downloaded async-object-pool v0.1.4
[INFO] [stderr]   Downloaded utf8-width v0.1.5
[INFO] [stderr]   Downloaded rusoto_core v0.46.0
[INFO] [stderr]   Downloaded pico-args v0.4.1
[INFO] [stderr]   Downloaded rusoto_s3 v0.46.0
[INFO] [stderr]   Downloaded levenshtein v1.0.5
[INFO] [stderr]   Downloaded read-progress-stream v1.0.0
[INFO] [stderr]   Downloaded httpmock v0.5.8
[INFO] [stderr]   Downloaded serde_regex v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0790bb97b91c539a001584cb7b97505ed6f34c64e52d0086444b8546b3c081ea
[INFO] running `Command { std: "docker" "start" "-a" "0790bb97b91c539a001584cb7b97505ed6f34c64e52d0086444b8546b3c081ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0790bb97b91c539a001584cb7b97505ed6f34c64e52d0086444b8546b3c081ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0790bb97b91c539a001584cb7b97505ed6f34c64e52d0086444b8546b3c081ea", kill_on_drop: false }`
[INFO] [stdout] 0790bb97b91c539a001584cb7b97505ed6f34c64e52d0086444b8546b3c081ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91e3058157d91e1796c2fd4d7f68c4f6d67084e3da3dc130a557dc913e779fe0
[INFO] running `Command { std: "docker" "start" "-a" "91e3058157d91e1796c2fd4d7f68c4f6d67084e3da3dc130a557dc913e779fe0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]     Checking cpufeatures v0.1.4
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]    Compiling signal-hook v0.3.8
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]    Compiling pico-args v0.4.1
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling curl v0.4.37
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking utf8-width v0.1.5
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling isahc v1.4.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking levenshtein v1.0.5
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling tokio v1.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]     Checking byte-unit v4.0.12
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling rusoto_core v0.46.0
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.43+curl-7.76.0
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]    Compiling term v0.5.2
[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" "91e3058157d91e1796c2fd4d7f68c4f6d67084e3da3dc130a557dc913e779fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e3058157d91e1796c2fd4d7f68c4f6d67084e3da3dc130a557dc913e779fe0", kill_on_drop: false }`
[INFO] [stdout] 91e3058157d91e1796c2fd4d7f68c4f6d67084e3da3dc130a557dc913e779fe0