[INFO] fetching crate ftp2mfs 0.3.1... [INFO] testing ftp2mfs-0.3.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate ftp2mfs 0.3.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate ftp2mfs 0.3.1 [INFO] finished tweaking crates.io crate ftp2mfs 0.3.1 [INFO] tweaked toml for crates.io crate ftp2mfs 0.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ftp2mfs 0.3.1 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate ftp2mfs 0.3.1 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" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2136b2330db02fc6235f682c06cd86e4cc506f39d098493cd6c919ca3d536c67 [INFO] running `Command { std: "docker" "start" "-a" "2136b2330db02fc6235f682c06cd86e4cc506f39d098493cd6c919ca3d536c67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2136b2330db02fc6235f682c06cd86e4cc506f39d098493cd6c919ca3d536c67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2136b2330db02fc6235f682c06cd86e4cc506f39d098493cd6c919ca3d536c67", kill_on_drop: false }` [INFO] [stdout] 2136b2330db02fc6235f682c06cd86e4cc506f39d098493cd6c919ca3d536c67 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c100b6cffe461c4e12d2e50e18c9214c7c985029f2b30a393478f22664579def [INFO] running `Command { std: "docker" "start" "-a" "c100b6cffe461c4e12d2e50e18c9214c7c985029f2b30a393478f22664579def", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling libc v0.2.104 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] 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[stderr] Compiling ipfs-api v0.11.0 [INFO] [stderr] Compiling reqwest v0.11.4 [INFO] [stderr] Compiling ipfs-mfs v0.3.0 [INFO] [stderr] Compiling ftp2mfs v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `base` is never read [INFO] [stdout] --> src/fromftp/provider.rs:20:2 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct FtpProvider { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 19 | mkreq: UnboundedSender<(PathBuf, Sender, std::io::Error>>)>, [INFO] [stdout] 20 | base: Url, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FtpProvider` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `base` is never used [INFO] [stdout] --> src/suite.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub trait Provider { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] 11 | async fn get(&self, p: &Path) -> Result>; [INFO] [stdout] 12 | fn base(&self) -> &url::Url; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `url` is never read [INFO] [stdout] --> src/suite.rs:50:2 [INFO] [stdout] | [INFO] [stdout] 49 | pub struct NullProvider { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 50 | url: url::Url, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/main.rs:42:24 [INFO] [stdout] | [INFO] [stdout] 42 | #[derive(clap::Parser, Debug)] [INFO] [stdout] | ^---- [INFO] [stdout] | | [INFO] [stdout] | `Debug` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_core_fmt_Debug_FOR_Opts` [INFO] [stdout] 43 | #[clap(about, version, author)] [INFO] [stdout] 44 | pub struct Opts { [INFO] [stdout] | ---- `Opts` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Debug` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Debug` may come from an old version of the `custom_debug_derive` crate, try updating your dependency with `cargo update -p custom_debug_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/main.rs:61:28 [INFO] [stdout] | [INFO] [stdout] 61 | #[derive(clap::Subcommand, Debug)] [INFO] [stdout] | ^---- [INFO] [stdout] | | [INFO] [stdout] | `Debug` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_core_fmt_Debug_FOR_Command` [INFO] [stdout] 62 | pub enum Command { [INFO] [stdout] | ------- `Command` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Debug` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Debug` may come from an old version of the `custom_debug_derive` crate, try updating your dependency with `cargo update -p custom_debug_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/main.rs:81:24 [INFO] [stdout] | [INFO] [stdout] 81 | #[derive(clap::Parser, Debug)] [INFO] [stdout] | ^---- [INFO] [stdout] | | [INFO] [stdout] | `Debug` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_core_fmt_Debug_FOR_Scrub` [INFO] [stdout] 82 | pub struct Scrub { [INFO] [stdout] | ----- `Scrub` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Debug` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Debug` may come from an old version of the `custom_debug_derive` crate, try updating your dependency with `cargo update -p custom_debug_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/main.rs:93:23 [INFO] [stdout] | [INFO] [stdout] 93 | #[derive(Deserialize, Debug)] [INFO] [stdout] | ^---- [INFO] [stdout] | | [INFO] [stdout] | `Debug` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_core_fmt_Debug_FOR_Settings` [INFO] [stdout] 94 | pub struct Settings { [INFO] [stdout] | -------- `Settings` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Debug` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Debug` may come from an old version of the `custom_debug_derive` crate, try updating your dependency with `cargo update -p custom_debug_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/nabla.rs:212:16 [INFO] [stdout] | [INFO] [stdout] 212 | pub fn new(p: &Path) -> PathAncestors { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 212 | pub fn new(p: &Path) -> PathAncestors<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] WARN rustc_errors::emitter Invalid span /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/path.rs:2210:1: 2210:1 (#0), error=SourceNotAvailable { filename: Real(Remapped { local_path: None, virtual_name: "/rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/path.rs" }) } [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/synlink.rs:46:32 [INFO] [stdout] | [INFO] [stdout] 46 | .map(move |dependee| (child.clone(), dependee.clone())) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 46 - .map(move |dependee| (child.clone(), dependee.clone())) [INFO] [stdout] 46 + .map(move |dependee| (child, dependee.clone())) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&PathBuf` instead of cloning the inner type [INFO] [stdout] --> src/synlink.rs:46:50 [INFO] [stdout] | [INFO] [stdout] 46 | .map(move |dependee| (child.clone(), dependee.clone())) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/synlink.rs:101:14 [INFO] [stdout] | [INFO] [stdout] 101 | for es in mrev.get(&er.to_path_buf()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 101 - for es in mrev.get(&er.to_path_buf()) { [INFO] [stdout] 101 + while let Some(es) = mrev.get(&er.to_path_buf()) { [INFO] [stdout] | [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 101 - for es in mrev.get(&er.to_path_buf()) { [INFO] [stdout] 101 + if let Some(es) = mrev.get(&er.to_path_buf()) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 50.22s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: html5ever v0.25.1, xml5ever v0.16.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "c100b6cffe461c4e12d2e50e18c9214c7c985029f2b30a393478f22664579def", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c100b6cffe461c4e12d2e50e18c9214c7c985029f2b30a393478f22664579def", kill_on_drop: false }` [INFO] [stdout] c100b6cffe461c4e12d2e50e18c9214c7c985029f2b30a393478f22664579def [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 50fde2c5382a3e40407367bd930c0ff274a58f5606ea8dbfc3b831936d00e0a3 [INFO] running `Command { std: "docker" "start" "-a" "50fde2c5382a3e40407367bd930c0ff274a58f5606ea8dbfc3b831936d00e0a3", kill_on_drop: false }` [INFO] [stderr] Compiling instant v0.1.10 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling futures-task v0.3.16 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling untrusted v0.7.1 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling protobuf v2.24.1 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling raw-cpuid v9.1.1 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling atomic-shim v0.1.0 [INFO] [stderr] Compiling arc-swap v1.3.0 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling moka v0.3.1 [INFO] [stderr] Compiling prometheus v0.12.0 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling scheduled-thread-pool v0.2.5 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling slog-scope v4.4.0 [INFO] [stderr] Compiling libsystemd v0.3.1 [INFO] [stderr] Compiling proxy-protocol v0.3.0 [INFO] [stderr] Compiling const-random-macro v0.1.13 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/borrow.rs:181:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quanta v0.7.2 [INFO] [stderr] Compiling derive_more v0.99.16 [INFO] [stderr] Compiling slog-stdlog v4.1.0 [INFO] [stderr] Compiling systemd-journal-logger v0.3.1 [INFO] [stderr] Compiling const-random v0.1.13 [INFO] [stderr] Compiling ahash v0.3.8 [INFO] [stderr] Compiling cht v0.4.1 [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "50fde2c5382a3e40407367bd930c0ff274a58f5606ea8dbfc3b831936d00e0a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50fde2c5382a3e40407367bd930c0ff274a58f5606ea8dbfc3b831936d00e0a3", kill_on_drop: false }` [INFO] [stdout] 50fde2c5382a3e40407367bd930c0ff274a58f5606ea8dbfc3b831936d00e0a3