[INFO] fetching crate mpris-async 0.1.0...
[INFO] checking mpris-async-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate mpris-async 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mpris-async 0.1.0
[INFO] finished tweaking crates.io crate mpris-async 0.1.0
[INFO] tweaked toml for crates.io crate mpris-async 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mpris-async 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 97 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded from_variants_impl v1.0.2
[INFO] [stderr]   Downloaded enum-kinds v0.5.1
[INFO] [stderr]   Downloaded mpris v2.0.1
[INFO] [stderr]   Downloaded derive_is_enum_variant v0.1.1
[INFO] [stderr]   Downloaded from_variants v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e050d5403e612f190feb480a417bb4cfa5c09be6c6f51ffb80816f0de78298e
[INFO] running `Command { std: "docker" "start" "-a" "6e050d5403e612f190feb480a417bb4cfa5c09be6c6f51ffb80816f0de78298e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e050d5403e612f190feb480a417bb4cfa5c09be6c6f51ffb80816f0de78298e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e050d5403e612f190feb480a417bb4cfa5c09be6c6f51ffb80816f0de78298e", kill_on_drop: false }`
[INFO] [stdout] 6e050d5403e612f190feb480a417bb4cfa5c09be6c6f51ffb80816f0de78298e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 757648cf0cd8a1b714d3290d72033399c47394e7e019b9bde04dcf91cbb8ace9
[INFO] running `Command { std: "docker" "start" "-a" "757648cf0cd8a1b714d3290d72033399c47394e7e019b9bde04dcf91cbb8ace9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libdbus-sys v0.2.6
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling enum-kinds v0.5.1
[INFO] [stderr]     Checking async-std v1.13.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking dbus v0.9.9
[INFO] [stderr]    Compiling derive_is_enum_variant v0.1.1
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling from_variants_impl v1.0.2
[INFO] [stderr]     Checking from_variants v1.0.2
[INFO] [stderr]     Checking mpris v2.0.1
[INFO] [stderr]     Checking mpris-async v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `from_micros_ext` and `as_micros` are never used
[INFO] [stdout]    --> src/fake_progress.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub(crate) trait DurationExtensions {
[INFO] [stdout]     |                  ------------------ associated items in this trait
[INFO] [stdout] 127 |     // Rust beta has a from_micros function that is unstable.
[INFO] [stdout] 128 |     fn from_micros_ext(_: u64) -> Duration;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 129 |     fn as_millis(&self) -> u64;
[INFO] [stdout] 130 |     fn as_micros(&self) -> u64;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_micros_ext` and `as_micros` are never used
[INFO] [stdout]    --> src/fake_progress.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub(crate) trait DurationExtensions {
[INFO] [stdout]     |                  ------------------ associated items in this trait
[INFO] [stdout] 127 |     // Rust beta has a from_micros function that is unstable.
[INFO] [stdout] 128 |     fn from_micros_ext(_: u64) -> Duration;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 129 |     fn as_millis(&self) -> u64;
[INFO] [stdout] 130 |     fn as_micros(&self) -> u64;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "757648cf0cd8a1b714d3290d72033399c47394e7e019b9bde04dcf91cbb8ace9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "757648cf0cd8a1b714d3290d72033399c47394e7e019b9bde04dcf91cbb8ace9", kill_on_drop: false }`
[INFO] [stdout] 757648cf0cd8a1b714d3290d72033399c47394e7e019b9bde04dcf91cbb8ace9