[INFO] fetching crate rdedup-prune 0.1.0...
[INFO] testing rdedup-prune-0.1.0 against try#ddc023471205c186b40f4bf8ffb598008dbf4885 for pr-87041-1
[INFO] extracting crate rdedup-prune 0.1.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate rdedup-prune 0.1.0 on toolchain ddc023471205c186b40f4bf8ffb598008dbf4885
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rdedup-prune 0.1.0
[INFO] finished tweaking crates.io crate rdedup-prune 0.1.0
[INFO] tweaked toml for crates.io crate rdedup-prune 0.1.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate rdedup-prune 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "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 slog-term v2.6.0
[INFO] [stderr]   Downloaded proc-macro2 v0.3.5
[INFO] [stderr]   Downloaded cexpr v0.2.3
[INFO] [stderr]   Downloaded crossbeam-channel v0.2.6
[INFO] [stderr]   Downloaded base64 v0.5.2
[INFO] [stderr]   Downloaded crossbeam-deque v0.5.2
[INFO] [stderr]   Downloaded flate2 v1.0.16
[INFO] [stderr]   Downloaded crossbeam v0.4.1
[INFO] [stderr]   Downloaded which v1.0.5
[INFO] [stderr]   Downloaded crossbeam-epoch v0.5.2
[INFO] [stderr]   Downloaded crypto-mac v0.5.2
[INFO] [stderr]   Downloaded rust-lzma v0.2.1
[INFO] [stderr]   Downloaded rson_rs v0.2.1
[INFO] [stderr]   Downloaded bindgen v0.37.4
[INFO] [stderr]   Downloaded sgdata v0.1.0
[INFO] [stderr]   Downloaded syn v1.0.37
[INFO] [stderr]   Downloaded sodiumoxide v0.1.0
[INFO] [stderr]   Downloaded zstd-sys v1.4.13+zstd.1.4.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.5.0
[INFO] [stderr]   Downloaded bytevec v0.2.0
[INFO] [stderr]   Downloaded slog-perf v0.2.0
[INFO] [stderr]   Downloaded dangerous_option v0.2.0
[INFO] [stderr]   Downloaded libsodium-sys v0.1.0
[INFO] [stderr]   Downloaded rdedup-cdc v0.1.0
[INFO] [stderr]   Downloaded backblaze-b2 v0.1.8
[INFO] [stderr]   Downloaded blake2 v0.7.1
[INFO] [stderr]   Downloaded rdedup-lib v3.1.0
[INFO] [stderr]   Downloaded zstd v0.4.28+zstd.1.4.3
[INFO] [stderr]   Downloaded zstd-safe v1.4.13+zstd.1.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c473afa35a1ae176dfdfe213dfd76a1a78d7c06575198baedd13ff31479af0e1
[INFO] running `Command { std: "docker" "start" "-a" "c473afa35a1ae176dfdfe213dfd76a1a78d7c06575198baedd13ff31479af0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c473afa35a1ae176dfdfe213dfd76a1a78d7c06575198baedd13ff31479af0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c473afa35a1ae176dfdfe213dfd76a1a78d7c06575198baedd13ff31479af0e1", kill_on_drop: false }`
[INFO] [stdout] c473afa35a1ae176dfdfe213dfd76a1a78d7c06575198baedd13ff31479af0e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+ddc023471205c186b40f4bf8ffb598008dbf4885" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 906b1f8dad51d0ba95c6d3b84c377bd09f1d87dd5fff326aa224d75ae7dcfebf
[INFO] running `Command { std: "docker" "start" "-a" "906b1f8dad51d0ba95c6d3b84c377bd09f1d87dd5fff326aa224d75ae7dcfebf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling syn v1.0.37
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling rdedup-cdc v0.1.0
[INFO] [stderr]    Compiling dangerous_option v0.2.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling bytevec v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling semver v0.9.0
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.18/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 -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=7adb07e7d078c59f -C extra-filename=-7adb07e7d078c59f --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" "906b1f8dad51d0ba95c6d3b84c377bd09f1d87dd5fff326aa224d75ae7dcfebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "906b1f8dad51d0ba95c6d3b84c377bd09f1d87dd5fff326aa224d75ae7dcfebf", kill_on_drop: false }`
[INFO] [stdout] 906b1f8dad51d0ba95c6d3b84c377bd09f1d87dd5fff326aa224d75ae7dcfebf