[INFO] cloning repository https://github.com/fluffysquirrels/rt-graph-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fluffysquirrels/rt-graph-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffluffysquirrels%2Frt-graph-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffluffysquirrels%2Frt-graph-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3166c044b936917286734bbe713050889e8dcf8
[INFO] testing fluffysquirrels/rt-graph-rs against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffluffysquirrels%2Frt-graph-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/fluffysquirrels/rt-graph-rs
[INFO] finished tweaking git repo https://github.com/fluffysquirrels/rt-graph-rs
[INFO] tweaked toml for git repo https://github.com/fluffysquirrels/rt-graph-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fluffysquirrels/rt-graph-rs on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fluffysquirrels/rt-graph-rs 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.4.0
[INFO] [stderr]   Downloaded thiserror v1.0.20
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.6
[INFO] [stderr]   Downloaded getrandom v0.1.14
[INFO] [stderr]   Downloaded pkg-config v0.3.18
[INFO] [stderr]   Downloaded futures-io v0.3.5
[INFO] [stderr]   Downloaded futures-sink v0.3.5
[INFO] [stderr]   Downloaded futures-core v0.3.5
[INFO] [stderr]   Downloaded thiserror-impl v1.0.20
[INFO] [stderr]   Downloaded derive_builder_core v0.9.0
[INFO] [stderr]   Downloaded cc v1.0.58
[INFO] [stderr]   Downloaded futures v0.3.5
[INFO] [stderr]   Downloaded pin-project v0.4.23
[INFO] [stderr]   Downloaded aho-corasick v0.7.13
[INFO] [stderr]   Downloaded futures-util v0.3.5
[INFO] [stderr]   Downloaded glib v0.10.1
[INFO] [stderr]   Downloaded gio-sys v0.10.0
[INFO] [stderr]   Downloaded syn v1.0.38
[INFO] [stderr]   Downloaded regex v1.3.9
[INFO] [stderr]   Downloaded glib-sys v0.10.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
[INFO] [stderr]   Downloaded libc v0.2.74
[INFO] [stderr]   Downloaded unicode-segmentation v1.6.0
[INFO] [stderr]   Downloaded heck v0.3.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.19
[INFO] [stderr]   Downloaded futures-channel v0.3.5
[INFO] [stderr]   Downloaded derive_builder v0.9.0
[INFO] [stderr]   Downloaded humantime v1.3.0
[INFO] [stderr]   Downloaded pin-project-internal v0.4.23
[INFO] [stderr]   Downloaded anyhow v1.0.32
[INFO] [stderr]   Downloaded quote v1.0.7
[INFO] [stderr]   Downloaded serde v1.0.114
[INFO] [stderr]   Downloaded hermit-abi v0.1.15
[INFO] [stderr]   Downloaded thread_local v1.0.1
[INFO] [stderr]   Downloaded termcolor v1.1.0
[INFO] [stderr]   Downloaded env_logger v0.7.1
[INFO] [stderr]   Downloaded futures-executor v0.3.5
[INFO] [stderr]   Downloaded memchr v2.3.3
[INFO] [stderr]   Downloaded toml v0.5.6
[INFO] [stderr]   Downloaded futures-task v0.3.5
[INFO] [stderr]   Downloaded futures-macro v0.3.5
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.18
[INFO] [stderr]   Downloaded either v1.6.0
[INFO] [stderr]   Downloaded log v0.4.11
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e6bf8fe31c4986753bcbc6ad7a3c732d799459a137f528f13004f2dfeacb415
[INFO] running `Command { std: "docker" "start" "-a" "2e6bf8fe31c4986753bcbc6ad7a3c732d799459a137f528f13004f2dfeacb415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e6bf8fe31c4986753bcbc6ad7a3c732d799459a137f528f13004f2dfeacb415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e6bf8fe31c4986753bcbc6ad7a3c732d799459a137f528f13004f2dfeacb415", kill_on_drop: false }`
[INFO] [stdout] 2e6bf8fe31c4986753bcbc6ad7a3c732d799459a137f528f13004f2dfeacb415
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cb0c861e50f22d26b796f7802003e9f1da375f7ab9e419afc480edaaaac7aeb
[INFO] running `Command { std: "docker" "start" "-a" "7cb0c861e50f22d26b796f7802003e9f1da375f7ab9e419afc480edaaaac7aeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling glib-sys v0.10.0
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling gio-sys v0.10.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gdk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling glib v0.10.1
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling rt-graph v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:377:28
[INFO] [stdout]     |
[INFO] [stdout] 377 |     pub fn view_observable(&mut self) -> RefMut<observable_value::ReadHalf<View>> {
[INFO] [stdout]     |                            ^^^^^^^^^     ---------------------------------------- the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:1:9
[INFO] [stdout]     |
[INFO] [stdout]   1 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 377 |     pub fn view_observable(&mut self) -> RefMut<'_, observable_value::ReadHalf<View>> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gtk` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.90.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name gtk --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gtk-0.9.2/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 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("dox", "embed-lgpl-docs", "gtk-rs-lgpl-docs", "purge-lgpl-docs", "v3_16", "v3_18", "v3_20", "v3_22", "v3_22_20", "v3_22_26", "v3_22_27", "v3_22_29", "v3_22_30", "v3_24", "v3_24_8", "v3_24_9"))' -C metadata=e7a524ddef070165 -C extra-filename=-dfe0716ce26660da --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-58922afa1756c51a.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-aeed800324bc4c86.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-169783990ed5ac7c.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-b948b3cf168db7a0.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-60561b25636088f4.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-86707ccba8241741.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-af14a598ab5cd02a.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-75e419c3009ccb4a.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-3c18827e3dbb1ed6.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-776edaeaf750d74d.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-95ea5dfda23937d4.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-b2fe2592fce165ac.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-d8c1d7981bfdd986.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-7c94b99821b504bc.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-0e6ffcbf76ae5d5f.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-5a8f650a77eea38a.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-10fe545aa68c4658.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-b379c69fa3452fc3.rmeta --cap-lints allow --cap-lints=warn --cfg 'gdk_backend="broadway"' --cfg 'gdk_backend="wayland"' --cfg 'gdk_backend="x11"'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7cb0c861e50f22d26b796f7802003e9f1da375f7ab9e419afc480edaaaac7aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cb0c861e50f22d26b796f7802003e9f1da375f7ab9e419afc480edaaaac7aeb", kill_on_drop: false }`
[INFO] [stdout] 7cb0c861e50f22d26b796f7802003e9f1da375f7ab9e419afc480edaaaac7aeb