[INFO] cloning repository https://github.com/riemass/address-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/riemass/address-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friemass%2Faddress-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friemass%2Faddress-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 558b726ae5639e496f0918487ca2fc3f2b57431a
[INFO] testing riemass/address-book against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friemass%2Faddress-book" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/riemass/address-book on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/riemass/address-book
[INFO] finished tweaking git repo https://github.com/riemass/address-book
[INFO] tweaked toml for git repo https://github.com/riemass/address-book written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/riemass/address-book already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atk-sys v0.8.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.8.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.6.0
[INFO] [stderr]   Downloaded user32-sys v0.2.0
[INFO] [stderr]   Downloaded gdk-sys v0.8.0
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded byteorder v1.4.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.29
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded syn v1.0.76
[INFO] [stderr]   Downloaded diesel v1.4.7
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded ucd-util v0.1.8
[INFO] [stderr]   Downloaded pango v0.6.0
[INFO] [stderr]   Downloaded gobject-sys v0.8.0
[INFO] [stderr]   Downloaded pkg-config v0.3.14
[INFO] [stderr]   Downloaded relm-test v0.16.0
[INFO] [stderr]   Downloaded relm-state v0.16.0
[INFO] [stderr]   Downloaded diesel_derives v1.4.1
[INFO] [stderr]   Downloaded relm-attributes v0.16.0
[INFO] [stderr]   Downloaded relm-gen-widget v0.16.0
[INFO] [stderr]   Downloaded gtk-test v0.3.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.22.2
[INFO] [stderr]   Downloaded relm-core v0.16.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.8.0
[INFO] [stderr]   Downloaded atk v0.6.0
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded quote v0.6.12
[INFO] [stderr]   Downloaded gio-sys v0.8.0
[INFO] [stderr]   Downloaded relm-derive-common v0.16.0
[INFO] [stderr]   Downloaded enigo v0.0.11
[INFO] [stderr]   Downloaded gio v0.6.0
[INFO] [stderr]   Downloaded lazy_static v1.3.0
[INFO] [stderr]   Downloaded fragile v0.3.0
[INFO] [stderr]   Downloaded gdk v0.10.0
[INFO] [stderr]   Downloaded syn v0.15.35
[INFO] [stderr]   Downloaded glib v0.7.1
[INFO] [stderr]   Downloaded gtk-sys v0.8.0
[INFO] [stderr]   Downloaded glib-sys v0.8.0
[INFO] [stderr]   Downloaded gtk v0.6.0
[INFO] [stderr]   Downloaded relm-derive v0.16.0
[INFO] [stderr]   Downloaded relm v0.16.0
[INFO] [stderr]   Downloaded cairo-rs v0.6.0
[INFO] [stderr]   Downloaded pango-sys v0.8.0
[INFO] [stderr]   Downloaded log v0.4.6
[INFO] [stderr]   Downloaded regex-syntax v0.5.6
[INFO] [stderr]   Downloaded cc v1.0.37
[INFO] [stderr]   Downloaded dotenv v0.9.0
[INFO] [stderr]   Downloaded regex v0.2.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e2fca01e314b95b6a85261b7c7a19886194dc9b2462dd6845b1746698ed2144
[INFO] running `Command { std: "docker" "start" "-a" "0e2fca01e314b95b6a85261b7c7a19886194dc9b2462dd6845b1746698ed2144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e2fca01e314b95b6a85261b7c7a19886194dc9b2462dd6845b1746698ed2144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e2fca01e314b95b6a85261b7c7a19886194dc9b2462dd6845b1746698ed2144", kill_on_drop: false }`
[INFO] [stdout] 0e2fca01e314b95b6a85261b7c7a19886194dc9b2462dd6845b1746698ed2144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6c0fa228391a1e18fffa104bb213f01ed41cda706127f9d3de9bbedfc5dfa5f
[INFO] running `Command { std: "docker" "start" "-a" "a6c0fa228391a1e18fffa104bb213f01ed41cda706127f9d3de9bbedfc5dfa5f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling gio v0.6.0
[INFO] [stderr]    Compiling cairo-rs v0.6.0
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling pango v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.6.0
[INFO] [stderr]    Compiling atk v0.6.0
[INFO] [stderr]    Compiling gdk v0.10.0
[INFO] [stderr]    Compiling gtk v0.6.0
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling glib-sys v0.8.0
[INFO] [stderr]    Compiling gobject-sys v0.8.0
[INFO] [stderr]    Compiling gio-sys v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.8.0
[INFO] [stderr]    Compiling pango-sys v0.8.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.8.0
[INFO] [stderr]    Compiling atk-sys v0.8.0
[INFO] [stderr]    Compiling gdk-sys v0.8.0
[INFO] [stderr]    Compiling gtk-sys v0.8.0
[INFO] [stderr]    Compiling enigo v0.0.11
[INFO] [stderr]    Compiling libsqlite3-sys v0.22.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling dotenv v0.9.0
[INFO] [stderr]    Compiling glib v0.7.1
[INFO] [stderr]    Compiling relm-gen-widget v0.16.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.35/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="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=f42b60c3a7f9e3b3 -C extra-filename=-f42b60c3a7f9e3b3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-486594b3ef2169a7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-187cae83b5d101a3.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-2f6444d33d391550.rmeta --cap-lints allow --cap-lints=warn --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path --cfg syn_disable_nightly_tests` (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" "a6c0fa228391a1e18fffa104bb213f01ed41cda706127f9d3de9bbedfc5dfa5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c0fa228391a1e18fffa104bb213f01ed41cda706127f9d3de9bbedfc5dfa5f", kill_on_drop: false }`
[INFO] [stdout] a6c0fa228391a1e18fffa104bb213f01ed41cda706127f9d3de9bbedfc5dfa5f