[INFO] updating cached repository https://github.com/knack-supply/curve-tracer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/knack-supply/curve-tracer
[INFO] [stderr]    286cca2..8a39efa  master         -> master
[INFO] [stderr]  * [new tag]         v1.0.0-alpha.1 -> v1.0.0-alpha.1
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8a39efa028ac5bd465ef69efdb59bb9b26b1e647
[INFO] checking knack-supply/curve-tracer against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknack-supply%2Fcurve-tracer" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/knack-supply/curve-tracer on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/knack-supply/curve-tracer
[INFO] finished tweaking git repo https://github.com/knack-supply/curve-tracer
[INFO] tweaked toml for git repo https://github.com/knack-supply/curve-tracer written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/knack-supply/curve-tracer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/ilya-epifanov/cairo.git`
[INFO] [stderr]     Updating git repository `https://github.com/ilya-epifanov/nalgebra.git`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b85bdbfcaefe2402a1856a938fe0799fde17ac9881d6a1c985c4984174c723f4
[INFO] running `"docker" "start" "-a" "b85bdbfcaefe2402a1856a938fe0799fde17ac9881d6a1c985c4984174c723f4"`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling bindgen v0.47.3
[INFO] [stderr]     Checking fragile v0.3.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling gdk-pixbuf v0.7.0
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]    Compiling cairo-rs v0.7.1 (https://github.com/ilya-epifanov/cairo.git?rev=c70497324c627c1075cd70962edf9e3ea6c217a7#c7049732)
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling gtk v0.7.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]     Checking oorandom v11.1.0
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking measure_time v0.6.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.46
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking autodiff v0.1.9
[INFO] [stderr]     Checking noisy_float v0.1.12
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking backtrace v0.3.43
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking bstr v0.2.10
[INFO] [stderr]     Checking aho-corasick v0.7.7
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking glib v0.8.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]     Checking alga v0.9.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking criterion-plot v0.4.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking simplelog v0.7.4
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking nalgebra v0.19.0 (https://github.com/ilya-epifanov/nalgebra.git?rev=56a3b55b9f1c9eb46f6501e30cff6d2f6877e38c#56a3b55b)
[INFO] [stderr] error: could not compile `clang-sys`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clang_sys /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clang-sys-0.26.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="clang_6_0"' --cfg 'feature="gte_clang_3_6"' --cfg 'feature="gte_clang_3_7"' --cfg 'feature="gte_clang_3_8"' --cfg 'feature="gte_clang_3_9"' --cfg 'feature="gte_clang_4_0"' --cfg 'feature="gte_clang_5_0"' --cfg 'feature="gte_clang_6_0"' --cfg 'feature="libloading"' --cfg 'feature="runtime"' -C metadata=b38630df5a3a349b -C extra-filename=-b38630df5a3a349b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern glob=/opt/rustwide/target/debug/deps/libglob-377f911e248f1521.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-353c7e8a41bdb2c2.rmeta --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-b0efdb677042bbc9.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/libloading-84f6d3326de14e58/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.14/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=5c61d97bb89c8eb4 -C extra-filename=-5c61d97bb89c8eb4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c292087236c2c357.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9a3751fe3ff475b7.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-74cef2df3cf10443.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: could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.44/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=1eeabc95adaa79ec -C extra-filename=-1eeabc95adaa79ec --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-009ee6366585abe6.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-298da83f791a72ab.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-6be59db631172c8e.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b85bdbfcaefe2402a1856a938fe0799fde17ac9881d6a1c985c4984174c723f4"`
[INFO] running `"docker" "rm" "-f" "b85bdbfcaefe2402a1856a938fe0799fde17ac9881d6a1c985c4984174c723f4"`
[INFO] [stdout] b85bdbfcaefe2402a1856a938fe0799fde17ac9881d6a1c985c4984174c723f4