[INFO] fetching crate evcxr_jupyter 0.11.0...
[INFO] checking evcxr_jupyter-0.11.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate evcxr_jupyter 0.11.0 into /workspace/builds/worker-113/source
[INFO] validating manifest of crates.io crate evcxr_jupyter 0.11.0 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 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-113/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "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 toml v0.2.1
[INFO] [stderr]   Downloaded metadeps v1.1.2
[INFO] [stderr]   Downloaded zeromq-src v0.1.10+4.3.2
[INFO] [stderr]   Downloaded zmq-sys v0.11.0
[INFO] [stderr]   Downloaded zmq v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] d74c7cdb6fd4a3208b5f906c2b0dcbeadab1bd299744d37a5c2b5862e6e5956b
[INFO] running `Command { std: "docker" "start" "-a" "d74c7cdb6fd4a3208b5f906c2b0dcbeadab1bd299744d37a5c2b5862e6e5956b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d74c7cdb6fd4a3208b5f906c2b0dcbeadab1bd299744d37a5c2b5862e6e5956b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d74c7cdb6fd4a3208b5f906c2b0dcbeadab1bd299744d37a5c2b5862e6e5956b", kill_on_drop: false }`
[INFO] [stdout] d74c7cdb6fd4a3208b5f906c2b0dcbeadab1bd299744d37a5c2b5862e6e5956b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] e2d55690eadcf35f4ad11d43ff3d533f06d637e7faf0e434ea961d651fccaff2
[INFO] running `Command { std: "docker" "start" "-a" "e2d55690eadcf35f4ad11d43ff3d533f06d637e7faf0e434ea961d651fccaff2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
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[INFO] [stderr]    Compiling fst v0.4.7
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[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking unicode-xid v0.2.2
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[INFO] [stderr]     Checking arrayvec v0.7.1
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[INFO] [stderr]    Compiling version_check v0.9.3
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[INFO] [stderr]    Compiling error-chain v0.10.0
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[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking dot v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling zmq v0.9.2
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[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking evcxr_input v1.0.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling indexmap v1.7.0
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[INFO] [stderr]     Checking walkdir v2.3.2
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[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling generic-array v0.14.4
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[INFO] [stderr]     Checking ra_ap_parser v0.0.66
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[INFO] [stderr]    Compiling zeromq-src v0.1.10+4.3.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking perf-event-open-sys v1.0.1
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[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking sig v1.0.0
[INFO] [stderr]     Checking inotify v0.9.3
[INFO] [stderr]     Checking dirs v3.0.2
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[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.22
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking object v0.25.3
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[INFO] [stderr]     Checking rayon-core v1.9.1
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[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking rand v0.8.4
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[INFO] [stderr]     Checking ra_ap_test_utils v0.0.66
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v6.0.2
[INFO] [stderr]     Checking mimalloc v0.1.26
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling serde_derive v1.0.126
[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]     Checking serde v1.0.126
[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" "e2d55690eadcf35f4ad11d43ff3d533f06d637e7faf0e434ea961d651fccaff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2d55690eadcf35f4ad11d43ff3d533f06d637e7faf0e434ea961d651fccaff2", kill_on_drop: false }`
[INFO] [stdout] e2d55690eadcf35f4ad11d43ff3d533f06d637e7faf0e434ea961d651fccaff2