[INFO] fetching crate exm 0.1.5...
[INFO] testing exm-0.1.5 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate exm 0.1.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate exm 0.1.5 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 exm 0.1.5
[INFO] finished tweaking crates.io crate exm 0.1.5
[INFO] tweaked toml for crates.io crate exm 0.1.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate exm 0.1.5 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 mailparse v0.13.4
[INFO] [stderr]   Downloaded exomind-gmail v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 5b4c70d823aa8c9faf9d40e106190849c03a0583b7816f10fb05fcbaf770626d
[INFO] running `Command { std: "docker" "start" "-a" "5b4c70d823aa8c9faf9d40e106190849c03a0583b7816f10fb05fcbaf770626d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b4c70d823aa8c9faf9d40e106190849c03a0583b7816f10fb05fcbaf770626d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b4c70d823aa8c9faf9d40e106190849c03a0583b7816f10fb05fcbaf770626d", kill_on_drop: false }`
[INFO] [stdout] 5b4c70d823aa8c9faf9d40e106190849c03a0583b7816f10fb05fcbaf770626d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 7466c497b0786518cc9d529bee28fec074c44d489a2c1500b357c478bd4eaf3d
[INFO] running `Command { std: "docker" "start" "-a" "7466c497b0786518cc9d529bee28fec074c44d489a2c1500b357c478bd4eaf3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aead v0.4.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling ordered-float v2.6.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling polyval v0.5.1
[INFO] [stderr]    Compiling poly1305 v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling blake2 v0.9.1
[INFO] [stderr]    Compiling ghash v0.4.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling aes-gcm v0.9.2
[INFO] [stderr]    Compiling snow v0.8.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr] error: could not compile `libsecp256k1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name secp256k1 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libsecp256k1-0.3.5/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="hmac"' --cfg 'feature="hmac-drbg"' --cfg 'feature="sha2"' --cfg 'feature="std"' --cfg 'feature="typenum"' -C metadata=2186d93f594f9e86 -C extra-filename=-2186d93f594f9e86 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayref=/opt/rustwide/target/debug/deps/libarrayref-bf03530a7c190f08.rmeta --extern crunchy=/opt/rustwide/target/debug/deps/libcrunchy-bee465adfef7f9a4.rmeta --extern digest=/opt/rustwide/target/debug/deps/libdigest-145eff3eca242995.rmeta --extern hmac_drbg=/opt/rustwide/target/debug/deps/libhmac_drbg-e086c51b79131b38.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-02156b303290df34.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-a2906319968ea873.rmeta --extern subtle=/opt/rustwide/target/debug/deps/libsubtle-8ad241aca07f3b05.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-0d64906a7293a7d7.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" "7466c497b0786518cc9d529bee28fec074c44d489a2c1500b357c478bd4eaf3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7466c497b0786518cc9d529bee28fec074c44d489a2c1500b357c478bd4eaf3d", kill_on_drop: false }`
[INFO] [stdout] 7466c497b0786518cc9d529bee28fec074c44d489a2c1500b357c478bd4eaf3d