[INFO] cloning repository https://github.com/wappuradio/rust-tlink
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wappuradio/rust-tlink" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwappuradio%2Frust-tlink", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwappuradio%2Frust-tlink'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 684d11104b6f7491f635f2de7ad14fa29808775d
[INFO] checking wappuradio/rust-tlink against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwappuradio%2Frust-tlink" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wappuradio/rust-tlink on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wappuradio/rust-tlink
[INFO] finished tweaking git repo https://github.com/wappuradio/rust-tlink
[INFO] tweaked toml for git repo https://github.com/wappuradio/rust-tlink written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wappuradio/rust-tlink 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-core v0.1.16
[INFO] [stderr]   Downloaded muldiv v0.1.1
[INFO] [stderr]   Downloaded send-cell v0.1.3
[INFO] [stderr]   Downloaded gstreamer-sys v0.5.0
[INFO] [stderr]   Downloaded byte-slice-cast v0.1.0
[INFO] [stderr]   Downloaded gstreamer v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 953089c85143f7521429b30affadd59a7e52857e5611c0ef280d5d006959775b
[INFO] running `Command { std: "docker" "start" "-a" "953089c85143f7521429b30affadd59a7e52857e5611c0ef280d5d006959775b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "953089c85143f7521429b30affadd59a7e52857e5611c0ef280d5d006959775b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "953089c85143f7521429b30affadd59a7e52857e5611c0ef280d5d006959775b", kill_on_drop: false }`
[INFO] [stdout] 953089c85143f7521429b30affadd59a7e52857e5611c0ef280d5d006959775b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 990413805d8caef8fc0da6dc0bf5553ef861f1f482bec7106081e244b04fba93
[INFO] running `Command { std: "docker" "start" "-a" "990413805d8caef8fc0da6dc0bf5553ef861f1f482bec7106081e244b04fba93", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]     Checking rustc-demangle v0.1.7
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling gstreamer v0.11.0
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking muldiv v0.1.1
[INFO] [stderr]     Checking send-cell v0.1.3
[INFO] [stderr]     Checking byte-slice-cast v0.1.0
[INFO] [stderr]    Compiling glib-sys v0.6.0
[INFO] [stderr]    Compiling gobject-sys v0.6.0
[INFO] [stderr]    Compiling gstreamer-sys v0.5.0
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking glib v0.5.0
[INFO] [stdout] error[E0596]: cannot borrow `**func` as mutable, as it is behind a `*const` pointer
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/gstreamer-0.11.0/src/iterator.rs:439:8
[INFO] [stdout]     |
[INFO] [stdout] 439 |     if (*func)(value) {
[INFO] [stdout]     |        ^^^^^^^ `func` is a `*const` pointer, so the data it refers to cannot be borrowed as mutable
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying this binding's type
[INFO] [stdout]     |
[INFO] [stdout] 435 |     let func: *mut &mut dyn FnMut(T) -> bool = func as *const &mut (FnMut(T) -> bool);
[INFO] [stdout]     |             ++++++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow `**func` as mutable, as it is behind a `*const` pointer
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/gstreamer-0.11.0/src/iterator.rs:455:5
[INFO] [stdout]     |
[INFO] [stdout] 455 |     (*func)(value);
[INFO] [stdout]     |     ^^^^^^^ `func` is a `*const` pointer, so the data it refers to cannot be borrowed as mutable
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying this binding's type
[INFO] [stdout]     |
[INFO] [stdout] 451 |     let func: *mut &mut dyn FnMut(T) = func as *const &mut (FnMut(T));
[INFO] [stdout]     |             ++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow `**func` as mutable, as it is behind a `*const` pointer
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/gstreamer-0.11.0/src/iterator.rs:473:11
[INFO] [stdout]     |
[INFO] [stdout] 473 |     match (*func)(accum.take().unwrap(), value) {
[INFO] [stdout]     |           ^^^^^^^ `func` is a `*const` pointer, so the data it refers to cannot be borrowed as mutable
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying this binding's type
[INFO] [stdout]     |
[INFO] [stdout] 467 |     let func: *mut &mut dyn FnMut(U, T) -> Result<U, U> = func as *const &mut (FnMut(U, T) -> Result<U, U>);
[INFO] [stdout]     |             +++++++++++++++++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gstreamer` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "990413805d8caef8fc0da6dc0bf5553ef861f1f482bec7106081e244b04fba93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "990413805d8caef8fc0da6dc0bf5553ef861f1f482bec7106081e244b04fba93", kill_on_drop: false }`
[INFO] [stdout] 990413805d8caef8fc0da6dc0bf5553ef861f1f482bec7106081e244b04fba93