[INFO] fetching crate killjoy-notifier-notification 0.2.0...
[INFO] checking killjoy-notifier-notification-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate killjoy-notifier-notification 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate killjoy-notifier-notification 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate killjoy-notifier-notification 0.2.0
[INFO] finished tweaking crates.io crate killjoy-notifier-notification 0.2.0
[INFO] tweaked toml for crates.io crate killjoy-notifier-notification 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate killjoy-notifier-notification 0.2.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libdbus-sys v0.2.1
[INFO] [stderr]   Downloaded dbus v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36ac4a9d607170f5b9d53781db58ac1c95a655dde65068415078e8fe246a2f7a
[INFO] running `Command { std: "docker" "start" "-a" "36ac4a9d607170f5b9d53781db58ac1c95a655dde65068415078e8fe246a2f7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36ac4a9d607170f5b9d53781db58ac1c95a655dde65068415078e8fe246a2f7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36ac4a9d607170f5b9d53781db58ac1c95a655dde65068415078e8fe246a2f7a", kill_on_drop: false }`
[INFO] [stdout] 36ac4a9d607170f5b9d53781db58ac1c95a655dde65068415078e8fe246a2f7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3396eba35683adcac1dcd3793eaa9dd5f8dc6291916d69811a8324d94f42fe3f
[INFO] running `Command { std: "docker" "start" "-a" "3396eba35683adcac1dcd3793eaa9dd5f8dc6291916d69811a8324d94f42fe3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]     Checking dbus v0.7.1
[INFO] [stderr]     Checking killjoy-notifier-notification v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `Command { std: "docker" "inspect" "3396eba35683adcac1dcd3793eaa9dd5f8dc6291916d69811a8324d94f42fe3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3396eba35683adcac1dcd3793eaa9dd5f8dc6291916d69811a8324d94f42fe3f", kill_on_drop: false }`
[INFO] [stdout] 3396eba35683adcac1dcd3793eaa9dd5f8dc6291916d69811a8324d94f42fe3f
[INFO] checking killjoy-notifier-notification-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate killjoy-notifier-notification 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate killjoy-notifier-notification 0.2.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate killjoy-notifier-notification 0.2.0
[INFO] finished tweaking crates.io crate killjoy-notifier-notification 0.2.0
[INFO] tweaked toml for crates.io crate killjoy-notifier-notification 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate killjoy-notifier-notification 0.2.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39a5c43a98dd37e0869aa948d072668df84caefbefcaba752663027bdf95ce0a
[INFO] running `Command { std: "docker" "start" "-a" "39a5c43a98dd37e0869aa948d072668df84caefbefcaba752663027bdf95ce0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39a5c43a98dd37e0869aa948d072668df84caefbefcaba752663027bdf95ce0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a5c43a98dd37e0869aa948d072668df84caefbefcaba752663027bdf95ce0a", kill_on_drop: false }`
[INFO] [stdout] 39a5c43a98dd37e0869aa948d072668df84caefbefcaba752663027bdf95ce0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 577f7fba26f7a3d4fca6af6efae83f48b1276d6a7e320b9818ad65c6ee919400
[INFO] running `Command { std: "docker" "start" "-a" "577f7fba26f7a3d4fca6af6efae83f48b1276d6a7e320b9818ad65c6ee919400", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]     Checking dbus v0.7.1
[INFO] [stderr]     Checking killjoy-notifier-notification v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `!: ReadAll` is not satisfied
[INFO] [stdout]    --> src/worker.rs:147:10
[INFO] [stdout]     |
[INFO] [stdout] 147 |         .method_call(
[INFO] [stdout]     |          ^^^^^^^^^^^ the trait `ReadAll` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ReadAll`:
[INFO] [stdout]               ()
[INFO] [stdout]               (A, B)
[INFO] [stdout]               (A, B, C)
[INFO] [stdout]               (A, B, C, D)
[INFO] [stdout]               (A, B, C, D, E)
[INFO] [stdout]               (A, B, C, D, E, F)
[INFO] [stdout]               (A, B, C, D, E, F, G)
[INFO] [stdout]               (A, B, C, D, E, F, G, H)
[INFO] [stdout]             and 11 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 <https://github.com/rust-lang/rust/issues/48950> for more information)
[INFO] [stdout]     = help: did you intend to use the type `()` here instead?
[INFO] [stdout] note: required by a bound in `dbus::blocking::Proxy::<'a, C>::method_call`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/dbus-0.7.1/src/blocking.rs:266:35
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn method_call<'i, 'm, R: ReadAll, A: AppendAll, I: Into<Interface<'i>>, M: Into<Member<'m>>>(&self, i: I, m: M, args: A) -> Resu...
[INFO] [stdout]     |                                   ^^^^^^^ required by this bound in `Proxy::<'a, C>::method_call`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: ReadAll` is not satisfied
[INFO] [stdout]    --> src/worker.rs:147:10
[INFO] [stdout]     |
[INFO] [stdout] 147 |         .method_call(
[INFO] [stdout]     |          ^^^^^^^^^^^ the trait `ReadAll` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ReadAll`:
[INFO] [stdout]               ()
[INFO] [stdout]               (A, B)
[INFO] [stdout]               (A, B, C)
[INFO] [stdout]               (A, B, C, D)
[INFO] [stdout]               (A, B, C, D, E)
[INFO] [stdout]               (A, B, C, D, E, F)
[INFO] [stdout]               (A, B, C, D, E, F, G)
[INFO] [stdout]               (A, B, C, D, E, F, G, H)
[INFO] [stdout]             and 11 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 <https://github.com/rust-lang/rust/issues/48950> for more information)
[INFO] [stdout]     = help: did you intend to use the type `()` here instead?
[INFO] [stdout] note: required by a bound in `dbus::blocking::Proxy::<'a, C>::method_call`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/dbus-0.7.1/src/blocking.rs:266:35
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn method_call<'i, 'm, R: ReadAll, A: AppendAll, I: Into<Interface<'i>>, M: Into<Member<'m>>>(&self, i: I, m: M, args: A) -> Resu...
[INFO] [stdout]     |                                   ^^^^^^^ required by this bound in `Proxy::<'a, C>::method_call`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `killjoy-notifier-notification` (bin "killjoy-notifier-notification") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `killjoy-notifier-notification` (bin "killjoy-notifier-notification" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "577f7fba26f7a3d4fca6af6efae83f48b1276d6a7e320b9818ad65c6ee919400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "577f7fba26f7a3d4fca6af6efae83f48b1276d6a7e320b9818ad65c6ee919400", kill_on_drop: false }`
[INFO] [stdout] 577f7fba26f7a3d4fca6af6efae83f48b1276d6a7e320b9818ad65c6ee919400