[INFO] fetching crate win7-notifications 0.4.5...
[INFO] testing win7-notifications-0.4.5 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate win7-notifications 0.4.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate win7-notifications 0.4.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate win7-notifications 0.4.5
[INFO] tweaked toml for crates.io crate win7-notifications 0.4.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate win7-notifications 0.4.5 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate win7-notifications 0.4.5 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efd33e5ed645acf7b6d22375be9bffe20633f6a33e09df0c3e41e1583466d3c5
[INFO] running `Command { std: "docker" "start" "-a" "efd33e5ed645acf7b6d22375be9bffe20633f6a33e09df0c3e41e1583466d3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efd33e5ed645acf7b6d22375be9bffe20633f6a33e09df0c3e41e1583466d3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efd33e5ed645acf7b6d22375be9bffe20633f6a33e09df0c3e41e1583466d3c5", kill_on_drop: false }`
[INFO] [stdout] efd33e5ed645acf7b6d22375be9bffe20633f6a33e09df0c3e41e1583466d3c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3680a8fccafed9181727e8602888d5a9a5d77bc8643a45085ab7d82208045477
[INFO] running `Command { std: "docker" "start" "-a" "3680a8fccafed9181727e8602888d5a9a5d77bc8643a45085ab7d82208045477", kill_on_drop: false }`
[INFO] [stderr]    Compiling windows_x86_64_gnu v0.52.6
[INFO] [stderr]    Compiling windows-targets v0.52.6
[INFO] [stderr]    Compiling windows-sys v0.59.0
[INFO] [stderr]    Compiling win7-notifications v0.4.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]  --> src/util.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     os::windows::prelude::OsStrExt,
[INFO] [stdout]   |         ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/os/mod.rs:56:5
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated here
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/os/mod.rs:120:10
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `encode_wide` found for reference `&OsStr` in the current scope
[INFO] [stdout]   --> src/util.rs:28:21
[INFO] [stdout]    |
[INFO] [stdout] 28 |     string.as_ref().encode_wide().chain(once(0)).collect()
[INFO] [stdout]    |                     ^^^^^^^^^^^ method not found in `&OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `win7-notifications` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3680a8fccafed9181727e8602888d5a9a5d77bc8643a45085ab7d82208045477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3680a8fccafed9181727e8602888d5a9a5d77bc8643a45085ab7d82208045477", kill_on_drop: false }`
[INFO] [stdout] 3680a8fccafed9181727e8602888d5a9a5d77bc8643a45085ab7d82208045477