[INFO] fetching crate univstring 0.4.3...
[INFO] checking univstring-0.4.3 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate univstring 0.4.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate univstring 0.4.3 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate univstring 0.4.3
[INFO] finished tweaking crates.io crate univstring 0.4.3
[INFO] tweaked toml for crates.io crate univstring 0.4.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6baa04049bc30006123888b0066d1b036573ae774fcf071a202e81c86e5a4458
[INFO] running `Command { std: "docker" "start" "-a" "6baa04049bc30006123888b0066d1b036573ae774fcf071a202e81c86e5a4458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6baa04049bc30006123888b0066d1b036573ae774fcf071a202e81c86e5a4458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6baa04049bc30006123888b0066d1b036573ae774fcf071a202e81c86e5a4458", kill_on_drop: false }`
[INFO] [stdout] 6baa04049bc30006123888b0066d1b036573ae774fcf071a202e81c86e5a4458
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0a4d822350f8cf688d89893f6fad1789d3bbb5e661814510009a9425ce4e772
[INFO] running `Command { std: "docker" "start" "-a" "d0a4d822350f8cf688d89893f6fad1789d3bbb5e661814510009a9425ce4e772", kill_on_drop: false }`
[INFO] [stderr]     Checking widestring v0.4.3
[INFO] [stderr]     Checking univstring v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:175:107
[INFO] [stdout]     |
[INFO] [stdout] 175 | ...ng::new(WideCStr::to_string(self)?).map(Cow::Owned).map_err(Into::into) }
[INFO] [stdout]     |                                ^^^^ expected struct `widestring::UCStr`, found struct `widestring::UCString`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&widestring::UCStr<u32>`
[INFO] [stdout]                found reference `&widestring::UCString<u16>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:175:107
[INFO] [stdout]     |
[INFO] [stdout] 175 | ...ng::new(WideCStr::to_string(self)?).map(Cow::Owned).map_err(Into::into) }
[INFO] [stdout]     |                                ^^^^ expected struct `widestring::UCStr`, found struct `widestring::UCString`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&widestring::UCStr<u32>`
[INFO] [stdout]                found reference `&widestring::UCString<u16>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `univstring` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d0a4d822350f8cf688d89893f6fad1789d3bbb5e661814510009a9425ce4e772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a4d822350f8cf688d89893f6fad1789d3bbb5e661814510009a9425ce4e772", kill_on_drop: false }`
[INFO] [stdout] d0a4d822350f8cf688d89893f6fad1789d3bbb5e661814510009a9425ce4e772