[INFO] crate tether 0.3.5 is already in cache
[INFO] checking tether-0.3.5 against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] extracting crate tether 0.3.5 into work/builds/worker-3/source
[INFO] validating manifest of crates.io crate tether 0.3.5 on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tether 0.3.5
[INFO] finished tweaking crates.io crate tether 0.3.5
[INFO] tweaked toml for crates.io crate tether 0.3.5 written to work/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate tether 0.3.5 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 10b78430ffb8e240c7510eba079193eb0a9a8fe3c009c0f0d89e1a952523719b
[INFO] running `"docker" "start" "-a" "10b78430ffb8e240c7510eba079193eb0a9a8fe3c009c0f0d89e1a952523719b"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling bindgen v0.49.0
[INFO] [stderr]    Compiling clang-sys v0.28.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling tether v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `tether v0.3.5 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tether-7d0de5a9d4bad851/build-script-build` (exit code: 1)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rustc-link-search=native=/usr/lib/x86_64-linux-gnu
[INFO] [stderr] cargo:rustc-link-lib=gtk-3
[INFO] [stderr] cargo:rustc-link-lib=gdk-3
[INFO] [stderr] cargo:rustc-link-lib=pangocairo-1.0
[INFO] [stderr] cargo:rustc-link-lib=pango-1.0
[INFO] [stderr] cargo:rustc-link-lib=atk-1.0
[INFO] [stderr] cargo:rustc-link-lib=cairo-gobject
[INFO] [stderr] cargo:rustc-link-lib=cairo
[INFO] [stderr] cargo:rustc-link-lib=gdk_pixbuf-2.0
[INFO] [stderr] cargo:rustc-link-lib=gio-2.0
[INFO] [stderr] cargo:rustc-link-lib=gobject-2.0
[INFO] [stderr] cargo:rustc-link-lib=glib-2.0
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] Error: Failure { command: "\"pkg-config\" \"--libs\" \"--cflags\" \"webkit2gtk-4.0 >= 2.22\"", output: Output { status: ExitStatus(ExitStatus(256)), stdout: "", stderr: "Requested \'webkit2gtk-4.0 >= 2.22\' but version of WebKit2 is 2.18.6\n" } }
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "10b78430ffb8e240c7510eba079193eb0a9a8fe3c009c0f0d89e1a952523719b"`
[INFO] running `"docker" "rm" "-f" "10b78430ffb8e240c7510eba079193eb0a9a8fe3c009c0f0d89e1a952523719b"`
[INFO] [stdout] 10b78430ffb8e240c7510eba079193eb0a9a8fe3c009c0f0d89e1a952523719b