[INFO] fetching crate evcxr_repl 0.10.0...
[INFO] testing evcxr_repl-0.10.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate evcxr_repl 0.10.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate evcxr_repl 0.10.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evcxr_repl 0.10.0
[INFO] finished tweaking crates.io crate evcxr_repl 0.10.0
[INFO] tweaked toml for crates.io crate evcxr_repl 0.10.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate evcxr_repl 0.10.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.18
[INFO] [stderr]   Downloaded ra_ap_parser v0.0.57
[INFO] [stderr]   Downloaded sig v1.0.0
[INFO] [stderr]   Downloaded drop_bomb v0.1.5
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[INFO] [stderr]   Downloaded ra_ap_vfs v0.0.57
[INFO] [stderr]   Downloaded dot v0.1.4
[INFO] [stderr]   Downloaded tracing-tree v0.1.9
[INFO] [stderr]   Downloaded ra_ap_proc_macro_api v0.0.57
[INFO] [stderr]   Downloaded ra_ap_profile v0.0.57
[INFO] [stderr]   Downloaded ra_ap_la-arena v0.0.57
[INFO] [stderr]   Downloaded ra_ap_stdx v0.0.57
[INFO] [stderr]   Downloaded ra_ap_project_model v0.0.57
[INFO] [stderr]   Downloaded ra_ap_hir v0.0.57
[INFO] [stderr]   Downloaded ra_ap_base_db v0.0.57
[INFO] [stderr]   Downloaded pulldown-cmark-to-cmark v6.0.0
[INFO] [stderr]   Downloaded always-assert v0.1.2
[INFO] [stderr]   Downloaded cov-mark v1.1.0
[INFO] [stderr]   Downloaded jod-thread v0.1.2
[INFO] [stderr]   Downloaded notify v5.0.0-pre.9
[INFO] [stderr]   Downloaded ra_ap_toolchain v0.0.57
[INFO] [stderr]   Downloaded rowan v0.13.0-pre.6
[INFO] [stderr]   Downloaded mimalloc v0.1.25
[INFO] [stderr]   Downloaded memmap2 v0.2.3
[INFO] [stderr]   Downloaded ena v0.14.0
[INFO] [stderr]   Downloaded ra_ap_ide v0.0.57
[INFO] [stderr]   Downloaded rustc-ap-rustc_lexer v721.0.0
[INFO] [stderr]   Downloaded fst v0.4.6
[INFO] [stderr]   Downloaded ra_ap_tt v0.0.57
[INFO] [stderr]   Downloaded ra_ap_cfg v0.0.57
[INFO] [stderr]   Downloaded evcxr_input v1.0.0
[INFO] [stderr]   Downloaded ra_ap_hir_expand v0.0.57
[INFO] [stderr]   Downloaded salsa-macros v0.16.0
[INFO] [stderr]   Downloaded ra_ap_hir_def v0.0.57
[INFO] [stderr]   Downloaded chalk-derive v0.68.0
[INFO] [stderr]   Downloaded chalk-ir v0.68.0
[INFO] [stderr]   Downloaded ra_ap_ide_completion v0.0.57
[INFO] [stderr]   Downloaded ra_ap_ide_ssr v0.0.57
[INFO] [stderr]   Downloaded salsa v0.16.1
[INFO] [stderr]   Downloaded perf-event-open-sys v1.0.1
[INFO] [stderr]   Downloaded ra_ap_ide_db v0.0.57
[INFO] [stderr]   Downloaded ra_ap_test_utils v0.0.57
[INFO] [stderr]   Downloaded arrayvec v0.7.0
[INFO] [stderr]   Downloaded countme v2.0.4
[INFO] [stderr]   Downloaded ra_ap_syntax v0.0.57
[INFO] [stderr]   Downloaded ra_ap_text_edit v0.0.57
[INFO] [stderr]   Downloaded perf-event v0.4.7
[INFO] [stderr]   Downloaded smol_str v0.1.17
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.21
[INFO] [stderr]   Downloaded ra_ap_ide_assists v0.0.57
[INFO] [stderr]   Downloaded chalk-solve v0.68.0
[INFO] [stderr]   Downloaded chalk-recursive v0.68.0
[INFO] [stderr]   Downloaded ra_ap_paths v0.0.57
[INFO] [stderr]   Downloaded ra_ap_vfs-notify v0.0.57
[INFO] [stderr]   Downloaded ra_ap_hir_ty v0.0.57
[INFO] [stderr]   Downloaded evcxr v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7df6cdf63c12568eb3d4fdcfe1507795753d2ad923e353a3575e298eda4e565
[INFO] running `Command { std: "docker" "start" "-a" "a7df6cdf63c12568eb3d4fdcfe1507795753d2ad923e353a3575e298eda4e565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7df6cdf63c12568eb3d4fdcfe1507795753d2ad923e353a3575e298eda4e565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7df6cdf63c12568eb3d4fdcfe1507795753d2ad923e353a3575e298eda4e565", kill_on_drop: false }`
[INFO] [stdout] a7df6cdf63c12568eb3d4fdcfe1507795753d2ad923e353a3575e298eda4e565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b620659db71413db298641b8300b2c20bbd8db1f4b17acd0f4a6c326540fd63
[INFO] running `Command { std: "docker" "start" "-a" "7b620659db71413db298641b8300b2c20bbd8db1f4b17acd0f4a6c326540fd63", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling text-size v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling fst v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling ra_ap_la-arena v0.0.57
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling cov-mark v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling arrayvec v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling ra_ap_paths v0.0.57
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]    Compiling camino v1.0.4
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling jod-thread v0.1.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling dot v0.1.4
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling evcxr_input v1.0.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling rustc-ap-rustc_lexer v721.0.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling ra_ap_text_edit v0.0.57
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling ra_ap_parser v0.0.57
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling ra_ap_toolchain v0.0.57
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling always-assert v0.1.2
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.18
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.21
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling ra_ap_vfs v0.0.57
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling ra_ap_stdx v0.0.57
[INFO] [stderr]    Compiling perf-event-open-sys v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[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=cfec10257cbd629b -C extra-filename=-cfec10257cbd629b --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" "7b620659db71413db298641b8300b2c20bbd8db1f4b17acd0f4a6c326540fd63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b620659db71413db298641b8300b2c20bbd8db1f4b17acd0f4a6c326540fd63", kill_on_drop: false }`
[INFO] [stdout] 7b620659db71413db298641b8300b2c20bbd8db1f4b17acd0f4a6c326540fd63