[INFO] fetching crate nannou-new 0.2.0...
[INFO] building nannou-new-0.2.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate nannou-new 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate nannou-new 0.2.0
[INFO] finished tweaking crates.io crate nannou-new 0.2.0
[INFO] tweaked toml for crates.io crate nannou-new 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nannou-new 0.2.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nannou-new 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded names v0.11.0
[INFO] [stderr]   Downloaded opener v0.4.1
[INFO] [stderr]   Downloaded serde_ignored v0.1.10
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[INFO] [stderr]   Downloaded crates-io v0.30.0
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[INFO] [stderr]   Downloaded git2-curl v0.11.0
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[INFO] [stderr]   Downloaded im-rc v14.3.0
[INFO] [stderr]   Downloaded cargo v0.42.0
[INFO] [stderr]   Downloaded libgit2-sys v0.9.2
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[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.11+1.64.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db32a5ee0df9e7bc13b7f4dd7f240af7fa9d19c94ee8db470027cc3ef125ef29
[INFO] running `Command { std: "docker" "start" "-a" "db32a5ee0df9e7bc13b7f4dd7f240af7fa9d19c94ee8db470027cc3ef125ef29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db32a5ee0df9e7bc13b7f4dd7f240af7fa9d19c94ee8db470027cc3ef125ef29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db32a5ee0df9e7bc13b7f4dd7f240af7fa9d19c94ee8db470027cc3ef125ef29", kill_on_drop: false }`
[INFO] [stdout] db32a5ee0df9e7bc13b7f4dd7f240af7fa9d19c94ee8db470027cc3ef125ef29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a884bac2bef58d74c2953498c03365a7c1177b22bd492b84931f40a124599b8b
[INFO] running `Command { std: "docker" "start" "-a" "a884bac2bef58d74c2953498c03365a7c1177b22bd492b84931f40a124599b8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling curl v0.4.47
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling im-rc v14.3.0
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling bstr v1.11.3
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
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[INFO] [stderr]    Compiling cc v1.2.13
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
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[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.1
[INFO] [stderr]    Compiling tar v0.4.43
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling opener v0.4.1
[INFO] [stderr]    Compiling bytesize v1.3.2
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling openssl-sys v0.9.105
[INFO] [stderr]    Compiling libz-sys v1.1.21
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.11+1.64.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling curl-sys v0.4.79+curl-8.12.0
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]    Compiling tempfile v3.16.0
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling openssl v0.10.70
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling globset v0.4.15
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling ignore v0.4.23
[INFO] [stderr]    Compiling serde_ignored v0.1.10
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling rustfix v0.4.6
[INFO] [stderr]    Compiling crates-io v0.30.0
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]    Compiling git2-curl v0.11.0
[INFO] [stderr]    Compiling cargo v0.42.0
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cargo-0.42.0/src/cargo/util/flock.rs:241:49
[INFO] [stdout]     |
[INFO] [stdout] 241 |                 acquire(config, msg, &path, &|| f.try_lock_shared(), &|| {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^ expected `Result<(), Error>`, found `Result<(), TryLockError>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Result<_, std::io::Error>`
[INFO] [stdout]                found enum `Result<_, std::fs::TryLockError>`
[INFO] [stdout] help: use `?` to coerce and return an appropriate `Err`, and wrap the resulting value in `Ok` so the expression remains of type `Result`
[INFO] [stdout]     |
[INFO] [stdout] 241 |                 acquire(config, msg, &path, &|| Ok(f.try_lock_shared()?), &|| {
[INFO] [stdout]     |                                                 +++                   ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a884bac2bef58d74c2953498c03365a7c1177b22bd492b84931f40a124599b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a884bac2bef58d74c2953498c03365a7c1177b22bd492b84931f40a124599b8b", kill_on_drop: false }`
[INFO] [stdout] a884bac2bef58d74c2953498c03365a7c1177b22bd492b84931f40a124599b8b