[INFO] fetching crate pact_matching 0.8.6...
[INFO] testing pact_matching-0.8.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pact_matching 0.8.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate pact_matching 0.8.6 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pact_matching 0.8.6
[INFO] finished tweaking crates.io crate pact_matching 0.8.6
[INFO] tweaked toml for crates.io crate pact_matching 0.8.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82662720e851ba2e6c0f78b4d1e6c8830fe6757ccb4064c9f2ef5e06caff8d67
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "82662720e851ba2e6c0f78b4d1e6c8830fe6757ccb4064c9f2ef5e06caff8d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82662720e851ba2e6c0f78b4d1e6c8830fe6757ccb4064c9f2ef5e06caff8d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82662720e851ba2e6c0f78b4d1e6c8830fe6757ccb4064c9f2ef5e06caff8d67", kill_on_drop: false }`
[INFO] [stdout] 82662720e851ba2e6c0f78b4d1e6c8830fe6757ccb4064c9f2ef5e06caff8d67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45c71c00445dcad248b51976872f9797ae8180b2a9187c23afb50a9107a8bbfa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "45c71c00445dcad248b51976872f9797ae8180b2a9187c23afb50a9107a8bbfa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling peresil v0.3.0
[INFO] [stderr]    Compiling onig_sys v69.6.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling lenient_semver_parser v0.3.0
[INFO] [stderr]    Compiling sxd-document v0.3.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling lenient_semver v0.3.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling buf-read-ext v0.3.0
[INFO] [stderr]    Compiling indextree v3.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]    Compiling pact_matching v0.8.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling textnonce v0.6.5
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling tree_magic v0.2.3
[INFO] [stderr]    Compiling mime_multipart v0.5.2
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling webpki-roots v0.20.0
[INFO] [stderr]    Compiling rand_regex v0.14.2
[INFO] [stderr]    Compiling formdata v0.12.3
[INFO] [stderr]    Compiling onig v6.1.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-rustls v0.14.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling hyper-rustls v0.21.0
[INFO] [stderr]    Compiling reqwest v0.10.10
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 04s
[INFO] running `Command { std: "docker" "inspect" "45c71c00445dcad248b51976872f9797ae8180b2a9187c23afb50a9107a8bbfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45c71c00445dcad248b51976872f9797ae8180b2a9187c23afb50a9107a8bbfa", kill_on_drop: false }`
[INFO] [stdout] 45c71c00445dcad248b51976872f9797ae8180b2a9187c23afb50a9107a8bbfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ac90ab9885be2ffce4565cdac0459c5111d0b71d6ecee40dab2876f307d5f45
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9ac90ab9885be2ffce4565cdac0459c5111d0b71d6ecee40dab2876f307d5f45", kill_on_drop: false }`
[INFO] [stderr]    Compiling ntest_proc_macro_helper v0.7.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling expectest v0.12.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling ntest_test_cases v0.7.2
[INFO] [stderr]    Compiling test-env-log v0.2.3
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling ntest_timeout v0.7.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling ntest v0.7.2
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling hamcrest2 v0.3.0
[INFO] [stderr]    Compiling speculate v0.1.2
[INFO] [stderr]    Compiling pact_matching v0.8.6 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `pact_matching`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pact_matching --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=3a0c2b7204af3aef -C extra-filename=-3a0c2b7204af3aef --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-eb7bfe6b04a36946.rlib --extern base64=/opt/rustwide/target/debug/deps/libbase64-bea50dc4f970736a.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-b1cb86c5a1fdeed2.rlib --extern chrono_tz=/opt/rustwide/target/debug/deps/libchrono_tz-c9d52eba3d303e04.rlib --extern difference=/opt/rustwide/target/debug/deps/libdifference-53167c6b2f369cb5.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-6e40aeb63544dd0e.rlib --extern expectest=/opt/rustwide/target/debug/deps/libexpectest-bf508b113660227a.rlib --extern formdata=/opt/rustwide/target/debug/deps/libformdata-e70bac7b00fa8a56.rlib --extern hamcrest2=/opt/rustwide/target/debug/deps/libhamcrest2-ddcba23696ffba11.rlib --extern hex=/opt/rustwide/target/debug/deps/libhex-8a54554534812d95.rlib --extern httparse=/opt/rustwide/target/debug/deps/libhttparse-70ee21a856a9db0a.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-fbb2dc8bbe14fd6f.rlib --extern indextree=/opt/rustwide/target/debug/deps/libindextree-e237cfe57b2ff6ab.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-a1fd46c86482607c.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib --extern lenient_semver=/opt/rustwide/target/debug/deps/liblenient_semver-f0292906732ee0d3.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-e85f58044ae91ffe.rlib --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-a011c700aac1c3f1.rlib --extern mime=/opt/rustwide/target/debug/deps/libmime-1f80b638f4e5cb9c.rlib --extern nom=/opt/rustwide/target/debug/deps/libnom-31ab01704e825617.rlib --extern ntest=/opt/rustwide/target/debug/deps/libntest-a3546815a2d84f74.rlib --extern onig=/opt/rustwide/target/debug/deps/libonig-274ee8adcc8c6781.rlib --extern pretty_assertions=/opt/rustwide/target/debug/deps/libpretty_assertions-5f40f5019e43dab8.rlib --extern quickcheck=/opt/rustwide/target/debug/deps/libquickcheck-468e2dbb2bb8cfcd.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-a0bf7bd55a4b218f.rlib --extern rand_regex=/opt/rustwide/target/debug/deps/librand_regex-72e322bbc0b20aca.rlib --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-2b91d401512672d8.rlib --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-5788447975026935.rlib --extern semver=/opt/rustwide/target/debug/deps/libsemver-5d1a24556049430a.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-4a29e9f3d7140331.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-69a05d1f69a4334d.rlib --extern speculate=/opt/rustwide/target/debug/deps/libspeculate-c1f20348beb7813c.so --extern sxd_document=/opt/rustwide/target/debug/deps/libsxd_document-2744456293e7cc8a.rlib --extern test_env_log=/opt/rustwide/target/debug/deps/libtest_env_log-1615297c8ed2f12d.so --extern tree_magic=/opt/rustwide/target/debug/deps/libtree_magic-1451eeffd53043f3.rlib --extern uuid=/opt/rustwide/target/debug/deps/libuuid-930cba0cca8eb46a.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/onig_sys-bb45e130d3e5f96e/out -L native=/opt/rustwide/target/debug/build/ring-c22b6d33a599ddae/out` (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" "9ac90ab9885be2ffce4565cdac0459c5111d0b71d6ecee40dab2876f307d5f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac90ab9885be2ffce4565cdac0459c5111d0b71d6ecee40dab2876f307d5f45", kill_on_drop: false }`
[INFO] [stdout] 9ac90ab9885be2ffce4565cdac0459c5111d0b71d6ecee40dab2876f307d5f45