[INFO] cloning repository https://github.com/frolvanya/short
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frolvanya/short" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrolvanya%2Fshort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrolvanya%2Fshort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3aa60b77966d4c4fb3479c32e511925df48fe17
[INFO] building frolvanya/short against try#0179c3cb935eb588d407cb784f436ae84d99db5c for pr-107620-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrolvanya%2Fshort" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frolvanya/short on toolchain 0179c3cb935eb588d407cb784f436ae84d99db5c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0179c3cb935eb588d407cb784f436ae84d99db5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/frolvanya/short
[INFO] finished tweaking git repo https://github.com/frolvanya/short
[INFO] tweaked toml for git repo https://github.com/frolvanya/short written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/frolvanya/short already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0179c3cb935eb588d407cb784f436ae84d99db5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:542af8c9c691278ea8427c9f55ce1005b509eeebcbbcbc893145cd6832507671" "/opt/rustwide/cargo-home/bin/cargo" "+0179c3cb935eb588d407cb784f436ae84d99db5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9834953d98c35693f0a131019baf5928b6b7152fd9a7348b8512e67a58799044
[INFO] running `Command { std: "docker" "start" "-a" "9834953d98c35693f0a131019baf5928b6b7152fd9a7348b8512e67a58799044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9834953d98c35693f0a131019baf5928b6b7152fd9a7348b8512e67a58799044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9834953d98c35693f0a131019baf5928b6b7152fd9a7348b8512e67a58799044", kill_on_drop: false }`
[INFO] [stdout] 9834953d98c35693f0a131019baf5928b6b7152fd9a7348b8512e67a58799044
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:542af8c9c691278ea8427c9f55ce1005b509eeebcbbcbc893145cd6832507671" "/opt/rustwide/cargo-home/bin/cargo" "+0179c3cb935eb588d407cb784f436ae84d99db5c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b019a82cec9e80a0296f3ca4e9b47ff9f638fe646b5cd0e3c448cdc967e2e507
[INFO] running `Command { std: "docker" "start" "-a" "b019a82cec9e80a0296f3ca4e9b47ff9f638fe646b5cd0e3c448cdc967e2e507", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling tracing-core v0.1.26
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling httparse v1.7.0
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling tracing v0.1.34
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling wayland-sys v0.27.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling object v0.28.3
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling wayland-scanner v0.27.0
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling xcb v0.10.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling wayland-client v0.27.0
[INFO] [stderr]    Compiling wayland-protocols v0.27.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling wayland-commons v0.27.0
[INFO] [stderr]    Compiling tree_magic v0.2.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling stderrlog v0.4.3
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling os_pipe v0.9.2
[INFO] [stderr]    Compiling ipnet v2.5.0
[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-1.0.91/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 --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"' --cfg 'feature="visit-mut"' -C metadata=350495e0d40a9cdc -C extra-filename=-350495e0d40a9cdc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-16f4d56d78074154.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-faec848a47c42982.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-3c8a88541efd8c80.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b019a82cec9e80a0296f3ca4e9b47ff9f638fe646b5cd0e3c448cdc967e2e507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b019a82cec9e80a0296f3ca4e9b47ff9f638fe646b5cd0e3c448cdc967e2e507", kill_on_drop: false }`
[INFO] [stdout] b019a82cec9e80a0296f3ca4e9b47ff9f638fe646b5cd0e3c448cdc967e2e507