[INFO] fetching crate nannou-new 0.2.0...
[INFO] testing nannou-new-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate nannou-new 0.2.0 into /workspace/builds/worker-0-tc2/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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nannou-new 0.2.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f85fb65a1e589fcd1f75437cdee0aefb465e7f9cbe39f1de75f59749888ee509
[INFO] running `Command { std: "docker" "start" "-a" "f85fb65a1e589fcd1f75437cdee0aefb465e7f9cbe39f1de75f59749888ee509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f85fb65a1e589fcd1f75437cdee0aefb465e7f9cbe39f1de75f59749888ee509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f85fb65a1e589fcd1f75437cdee0aefb465e7f9cbe39f1de75f59749888ee509", kill_on_drop: false }`
[INFO] [stdout] f85fb65a1e589fcd1f75437cdee0aefb465e7f9cbe39f1de75f59749888ee509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 629a170289463fda44d0751242a6313c8340e8dfe285c522644330f3c49db9df
[INFO] running `Command { std: "docker" "start" "-a" "629a170289463fda44d0751242a6313c8340e8dfe285c522644330f3c49db9df", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling miniz_oxide v0.8.4
[INFO] [stderr]    Compiling curl v0.4.47
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling openssl v0.10.70
[INFO] [stderr]    Compiling cc v1.2.13
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling im-rc v14.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling bstr v1.11.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling rand_core v0.5.1
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[INFO] [stderr]    Compiling fs2 v0.4.3
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[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.1
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling tempfile v3.16.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling globset v0.4.15
[INFO] [stderr]    Compiling env_logger v0.7.1
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[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling synstructure v0.13.1
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[INFO] [stderr]    Compiling zerofrom-derive v0.1.5
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[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling zerofrom v0.1.5
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling serde_ignored v0.1.10
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling rustfix v0.4.6
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]    Compiling crates-io v0.30.0
[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" "629a170289463fda44d0751242a6313c8340e8dfe285c522644330f3c49db9df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "629a170289463fda44d0751242a6313c8340e8dfe285c522644330f3c49db9df", kill_on_drop: false }`
[INFO] [stdout] 629a170289463fda44d0751242a6313c8340e8dfe285c522644330f3c49db9df