[INFO] cloning repository https://github.com/matrix-org/matrix-ircd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matrix-org/matrix-ircd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatrix-org%2Fmatrix-ircd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatrix-org%2Fmatrix-ircd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdf5fc70471d21c8d631e98ef19e04de83f27390
[INFO] checking matrix-org/matrix-ircd against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatrix-org%2Fmatrix-ircd" "/workspace/builds/worker-60/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-60/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matrix-org/matrix-ircd on toolchain 4c60a0ea5b2385d7400df9db1ad04e96f2a4c154
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matrix-org/matrix-ircd
[INFO] finished tweaking git repo https://github.com/matrix-org/matrix-ircd
[INFO] tweaked toml for git repo https://github.com/matrix-org/matrix-ircd written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] crate git repo https://github.com/matrix-org/matrix-ircd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/erikjohnston/tasked-futures.git`
[INFO] [stderr]     Updating git repository `https://github.com/tokio-rs/tokio-timer`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded extend v0.1.2
[INFO] [stderr]   Downloaded mockito v0.25.2
[INFO] [stderr]   Downloaded netbuf v0.4.1
[INFO] [stderr]   Downloaded tokio-dns-unofficial v0.1.2
[INFO] [stderr]   Downloaded assert-json-diff v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55646da93a15ae3a802c60fd2ba5245f291d9eb9ea4ac8865d2b594503b5c4bd
[INFO] running `Command { std: "docker" "start" "-a" "55646da93a15ae3a802c60fd2ba5245f291d9eb9ea4ac8865d2b594503b5c4bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55646da93a15ae3a802c60fd2ba5245f291d9eb9ea4ac8865d2b594503b5c4bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55646da93a15ae3a802c60fd2ba5245f291d9eb9ea4ac8865d2b594503b5c4bd", kill_on_drop: false }`
[INFO] [stdout] 55646da93a15ae3a802c60fd2ba5245f291d9eb9ea4ac8865d2b594503b5c4bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1de084221bb11ff198c91304a3caa8c7fb63a0a8f6995aa591a0cdb3bdccf294
[INFO] running `Command { std: "docker" "start" "-a" "1de084221bb11ff198c91304a3caa8c7fb63a0a8f6995aa591a0cdb3bdccf294", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cc v1.0.55
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking pest v0.4.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking netbuf v0.4.1
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking tasked-futures v0.1.0 (https://github.com/erikjohnston/tasked-futures.git#43ef731e)
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=dc17503f11bd0b3d -C extra-filename=-dc17503f11bd0b3d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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 `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.55/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=19868721e9d3598a -C extra-filename=-19868721e9d3598a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `base64`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name base64 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/base64-0.12.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=08a56ae68f53acff -C extra-filename=-08a56ae68f53acff --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `bytes`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bytes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bytes-0.5.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=e816319764294d2d -C extra-filename=-e816319764294d2d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "1de084221bb11ff198c91304a3caa8c7fb63a0a8f6995aa591a0cdb3bdccf294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1de084221bb11ff198c91304a3caa8c7fb63a0a8f6995aa591a0cdb3bdccf294", kill_on_drop: false }`
[INFO] [stdout] 1de084221bb11ff198c91304a3caa8c7fb63a0a8f6995aa591a0cdb3bdccf294