[INFO] cloning repository https://github.com/IamTheCarl/system-mqtt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IamTheCarl/system-mqtt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIamTheCarl%2Fsystem-mqtt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIamTheCarl%2Fsystem-mqtt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 955cc6ed00cacf9d1bf0fed9b17e4386145f1421
[INFO] testing IamTheCarl/system-mqtt against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIamTheCarl%2Fsystem-mqtt" "/workspace/builds/worker-84/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-84/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IamTheCarl/system-mqtt on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IamTheCarl/system-mqtt
[INFO] finished tweaking git repo https://github.com/IamTheCarl/system-mqtt
[INFO] tweaked toml for git repo https://github.com/IamTheCarl/system-mqtt written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] crate git repo https://github.com/IamTheCarl/system-mqtt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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 term v0.7.0
[INFO] [stderr]   Downloaded smol v1.2.5
[INFO] [stderr]   Downloaded async-fs v1.5.0
[INFO] [stderr]   Downloaded async-net v1.6.1
[INFO] [stderr]   Downloaded uom v0.30.0
[INFO] [stderr]   Downloaded argh_shared v0.1.6
[INFO] [stderr]   Downloaded argh v0.1.6
[INFO] [stderr]   Downloaded heim-cpu v0.1.0-rc.1
[INFO] [stderr]   Downloaded argh_derive v0.1.6
[INFO] [stderr]   Downloaded heim-disk v0.1.0-rc.1
[INFO] [stderr]   Downloaded battery v0.7.8
[INFO] [stderr]   Downloaded heim v0.1.0-rc.1
[INFO] [stderr]   Downloaded heim-net v0.1.0-rc.1
[INFO] [stderr]   Downloaded platforms v1.0.3
[INFO] [stderr]   Downloaded heim-runtime v0.1.0-rc.1
[INFO] [stderr]   Downloaded mowl v2.1.1
[INFO] [stderr]   Downloaded secret-service v1.1.3
[INFO] [stderr]   Downloaded dbus v0.2.3
[INFO] [stderr]   Downloaded keyring v0.10.1
[INFO] [stderr]   Downloaded heim-host v0.1.0-rc.1
[INFO] [stderr]   Downloaded tokio v1.10.0
[INFO] [stderr]   Downloaded block-modes v0.7.0
[INFO] [stderr]   Downloaded heim-memory v0.1.0-rc.1
[INFO] [stderr]   Downloaded heim-common v0.1.0-rc.1
[INFO] [stderr]   Downloaded macaddr v1.0.1
[INFO] [stderr]   Downloaded mqttrs v0.2.0
[INFO] [stderr]   Downloaded mqtt-async-client v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41d52cc80f84c3b36193579a3fa972da2f2ab32590f0aa1c4e7b4cfa3284f28d
[INFO] running `Command { std: "docker" "start" "-a" "41d52cc80f84c3b36193579a3fa972da2f2ab32590f0aa1c4e7b4cfa3284f28d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41d52cc80f84c3b36193579a3fa972da2f2ab32590f0aa1c4e7b4cfa3284f28d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d52cc80f84c3b36193579a3fa972da2f2ab32590f0aa1c4e7b4cfa3284f28d", kill_on_drop: false }`
[INFO] [stdout] 41d52cc80f84c3b36193579a3fa972da2f2ab32590f0aa1c4e7b4cfa3284f28d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e75d9a7a806c894dc3d8838481b4512a90917cc7cc2a98356f96395e5eae72be
[INFO] running `Command { std: "docker" "start" "-a" "e75d9a7a806c894dc3d8838481b4512a90917cc7cc2a98356f96395e5eae72be", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling heim-common v0.1.0-rc.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling platforms v1.0.3
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling heim-host v0.1.0-rc.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling battery v0.7.8
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling argh_shared v0.1.6
[INFO] [stderr]    Compiling macaddr v1.0.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr] error: could not compile `unicode-bidi`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name unicode_bidi --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unicode-bidi-0.3.6/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="std"' -C metadata=2f96d8c1f35bb43a -C extra-filename=-2f96d8c1f35bb43a --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: build failed
[INFO] running `Command { std: "docker" "inspect" "e75d9a7a806c894dc3d8838481b4512a90917cc7cc2a98356f96395e5eae72be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e75d9a7a806c894dc3d8838481b4512a90917cc7cc2a98356f96395e5eae72be", kill_on_drop: false }`
[INFO] [stdout] e75d9a7a806c894dc3d8838481b4512a90917cc7cc2a98356f96395e5eae72be