[INFO] fetching crate fpr-sh 0.4.1...
[INFO] checking fpr-sh-0.4.1 against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] extracting crate fpr-sh 0.4.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate fpr-sh 0.4.1
[INFO] finished tweaking crates.io crate fpr-sh 0.4.1
[INFO] tweaked toml for crates.io crate fpr-sh 0.4.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fpr-sh 0.4.1 on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fpr-sh 0.4.1 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddd5f3d4c996494acbed8821cdf3fd8092ab696e18a9d11982bb55e603208404
[INFO] running `Command { std: "docker" "start" "-a" "ddd5f3d4c996494acbed8821cdf3fd8092ab696e18a9d11982bb55e603208404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddd5f3d4c996494acbed8821cdf3fd8092ab696e18a9d11982bb55e603208404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddd5f3d4c996494acbed8821cdf3fd8092ab696e18a9d11982bb55e603208404", kill_on_drop: false }`
[INFO] [stdout] ddd5f3d4c996494acbed8821cdf3fd8092ab696e18a9d11982bb55e603208404
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b41162680104799a159a3b005ee86d0f29b77a80693d9e592b9e7db52d9e5833
[INFO] running `Command { std: "docker" "start" "-a" "b41162680104799a159a3b005ee86d0f29b77a80693d9e592b9e7db52d9e5833", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling serde_core v1.0.227
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]    Compiling serde v1.0.227
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking regex-automata v0.4.11
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.227
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking shellexpand v3.1.1
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shellexpand-3.1.1/src/funcs.rs:395:21
[INFO] [stdout]     |
[INFO] [stdout] 394 |                 let var_name = match var_name.as_str() {
[INFO] [stdout]     |                                      ----------------- this expression has type `&str`
[INFO] [stdout] 395 |                     Some(var_name) => var_name,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ expected `str`, found `Option<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type `str`
[INFO] [stdout]                found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shellexpand-3.1.1/src/funcs.rs:397:21
[INFO] [stdout]     |
[INFO] [stdout] 394 |                 let var_name = match var_name.as_str() {
[INFO] [stdout]     |                                      ----------------- this expression has type `&str`
[INFO] [stdout] ...
[INFO] [stdout] 397 |                     None => return Ok(None),
[INFO] [stdout]     |                     ^^^^ expected `str`, found `Option<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type `str`
[INFO] [stdout]                found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shellexpand` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b41162680104799a159a3b005ee86d0f29b77a80693d9e592b9e7db52d9e5833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b41162680104799a159a3b005ee86d0f29b77a80693d9e592b9e7db52d9e5833", kill_on_drop: false }`
[INFO] [stdout] b41162680104799a159a3b005ee86d0f29b77a80693d9e592b9e7db52d9e5833