[INFO] fetching crate evcxr_jupyter 0.11.0...
[INFO] checking evcxr_jupyter-0.11.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate evcxr_jupyter 0.11.0 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate evcxr_jupyter 0.11.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evcxr_jupyter 0.11.0
[INFO] finished tweaking crates.io crate evcxr_jupyter 0.11.0
[INFO] tweaked toml for crates.io crate evcxr_jupyter 0.11.0 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate crates.io crate evcxr_jupyter 0.11.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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 zeromq-src v0.1.10+4.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95591f2baa8034cd7e0fec9c4f7f20609e922155ad18ca93a75e62a668eb8a7f
[INFO] running `Command { std: "docker" "start" "-a" "95591f2baa8034cd7e0fec9c4f7f20609e922155ad18ca93a75e62a668eb8a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95591f2baa8034cd7e0fec9c4f7f20609e922155ad18ca93a75e62a668eb8a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95591f2baa8034cd7e0fec9c4f7f20609e922155ad18ca93a75e62a668eb8a7f", kill_on_drop: false }`
[INFO] [stdout] 95591f2baa8034cd7e0fec9c4f7f20609e922155ad18ca93a75e62a668eb8a7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f41c8bf436587bed74ee56e40c07bc4294b6f32d75958f8c2f0dba7433c729a
[INFO] running `Command { std: "docker" "start" "-a" "0f41c8bf436587bed74ee56e40c07bc4294b6f32d75958f8c2f0dba7433c729a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking ra_ap_la-arena v0.0.66
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking cov-mark v2.0.0-pre.1
[INFO] [stderr]     Checking dissimilar v1.0.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking ra_ap_limit v0.0.66
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling camino v1.0.4
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]     Checking jod-thread v0.1.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking dot v0.1.4
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking evcxr_input v1.0.0
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.22
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking ra_ap_text_edit v0.0.66
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking ra_ap_parser v0.0.66
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking always-assert v0.1.2
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking indexmap v1.7.0
[INFO] [stderr]    Compiling zeromq-src v0.1.10+4.3.2
[INFO] [stderr]     Checking ra_ap_toolchain v0.0.66
[INFO] [stderr]     Checking expect-test v1.1.0
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v725.0.0
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking ra_ap_stdx v0.0.66
[INFO] [stderr]     Checking perf-event-open-sys v1.0.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking memmap2 v0.3.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking sig v1.0.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking inotify v0.9.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking perf-event v0.4.7
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking notify v5.0.0-pre.11
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking countme v2.0.4
[INFO] [stderr]     Checking ra_ap_profile v0.0.66
[INFO] [stderr]     Checking rowan v0.13.0-pre.7
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking mimalloc v0.1.26
[INFO] [stderr]     Checking ra_ap_test_utils v0.0.66
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v6.0.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling salsa-macros v0.17.0-pre.1
[INFO] [stderr]    Compiling chalk-derive v0.69.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]     Checking chalk-ir v0.69.0
[INFO] [stderr]     Checking salsa v0.17.0-pre.1
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking chalk-solve v0.69.0
[INFO] [stderr] error: could not compile `chalk-solve`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name chalk_solve --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/chalk-solve-0.69.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=c121a6ab5d846672 -C extra-filename=-c121a6ab5d846672 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chalk_derive=/opt/rustwide/target/debug/deps/libchalk_derive-e8800ce833b3f8f1.so --extern chalk_ir=/opt/rustwide/target/debug/deps/libchalk_ir-21308b219f531918.rmeta --extern ena=/opt/rustwide/target/debug/deps/libena-80150e134bbdbc78.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-1d335b0f626f8a65.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-4013e71fc177d8e6.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-58b2531151b681c4.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-0bcc6a36923c548c.rmeta --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" "0f41c8bf436587bed74ee56e40c07bc4294b6f32d75958f8c2f0dba7433c729a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f41c8bf436587bed74ee56e40c07bc4294b6f32d75958f8c2f0dba7433c729a", kill_on_drop: false }`
[INFO] [stdout] 0f41c8bf436587bed74ee56e40c07bc4294b6f32d75958f8c2f0dba7433c729a