[INFO] cloning repository https://github.com/jlgerber/pbgui-messaging
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jlgerber/pbgui-messaging" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlgerber%2Fpbgui-messaging", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlgerber%2Fpbgui-messaging'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] beaeffb8e98b1caeadfb91dc15b448dcdd3e0d09
[INFO] checking jlgerber/pbgui-messaging against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlgerber%2Fpbgui-messaging" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jlgerber/pbgui-messaging on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jlgerber/pbgui-messaging
[INFO] finished tweaking git repo https://github.com/jlgerber/pbgui-messaging
[INFO] tweaked toml for git repo https://github.com/jlgerber/pbgui-messaging written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/packybara`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/pbgui-toolbar`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/pbgui-tree`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/pbgui-vpin`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/pbgui-withs`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/rust-qt-conductor`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/rustqt-utils`
[INFO] [stderr]     Updating git repository `https://github.com/jlgerber/rust-lspec.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.5.6
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 414816c298dd127fbf91a00470edc6b121b77a495213cee743ee028b7160853a
[INFO] running `Command { std: "docker" "start" "-a" "414816c298dd127fbf91a00470edc6b121b77a495213cee743ee028b7160853a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "414816c298dd127fbf91a00470edc6b121b77a495213cee743ee028b7160853a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "414816c298dd127fbf91a00470edc6b121b77a495213cee743ee028b7160853a", kill_on_drop: false }`
[INFO] [stdout] 414816c298dd127fbf91a00470edc6b121b77a495213cee743ee028b7160853a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a31f0b78609f01d476dfde1ac645bfbdd228c94f66b2d690c1d38523a55f976
[INFO] running `Command { std: "docker" "start" "-a" "0a31f0b78609f01d476dfde1ac645bfbdd228c94f66b2d690c1d38523a55f976", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.65
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking siphasher v0.3.6
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking rust-hsluv v0.1.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking whoami v0.7.0
[INFO] [stderr]     Checking strum v0.17.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling term-painter v0.2.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking cpp_core v0.5.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.126/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=f88747e9552afb9f -C extra-filename=-f88747e9552afb9f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg serde_derive --cfg core_try_from --cfg num_nonzero_signed --cfg systemtime_checked_add --cfg std_atomic64 --cfg std_atomic` (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" "0a31f0b78609f01d476dfde1ac645bfbdd228c94f66b2d690c1d38523a55f976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a31f0b78609f01d476dfde1ac645bfbdd228c94f66b2d690c1d38523a55f976", kill_on_drop: false }`
[INFO] [stdout] 0a31f0b78609f01d476dfde1ac645bfbdd228c94f66b2d690c1d38523a55f976