[INFO] fetching crate scoop-find 0.2.0...
[INFO] building scoop-find-0.2.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate scoop-find 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate scoop-find 0.2.0
[INFO] finished tweaking crates.io crate scoop-find 0.2.0
[INFO] tweaked toml for crates.io crate scoop-find 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scoop-find 0.2.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scoop-find 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0a30a50bc1d2190e783d119b24f33fd8c1d69de493c43aecee16ccf8f056d43
[INFO] running `Command { std: "docker" "start" "-a" "d0a30a50bc1d2190e783d119b24f33fd8c1d69de493c43aecee16ccf8f056d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0a30a50bc1d2190e783d119b24f33fd8c1d69de493c43aecee16ccf8f056d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a30a50bc1d2190e783d119b24f33fd8c1d69de493c43aecee16ccf8f056d43", kill_on_drop: false }`
[INFO] [stdout] d0a30a50bc1d2190e783d119b24f33fd8c1d69de493c43aecee16ccf8f056d43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e8c11c55f1e8e16da2a604011661625f0a43ba41f33b2fc062b22b80e8bcb84
[INFO] running `Command { std: "docker" "start" "-a" "1e8c11c55f1e8e16da2a604011661625f0a43ba41f33b2fc062b22b80e8bcb84", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling once_cell v1.11.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.73
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling tracing-core v0.1.26
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling openssl v0.10.40
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling mio v0.8.3
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling http v0.2.7
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling tokio v1.18.2
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling tracing v0.1.34
[INFO] [stderr]    Compiling tokio-util v0.7.2
[INFO] [stderr]    Compiling h2 v0.3.13
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling hyper v0.14.18
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.10
[INFO] [stderr]    Compiling scoop-find v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/utils.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     if let Some(scoop_home) = env::var_os("SCOOP")
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/utils.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |           && let Some(scoop_home) =
[INFO] [stdout]    |  ____________^
[INFO] [stdout] 18 | |             env::split_paths(&scoop_home)
[INFO] [stdout] 19 | |                 .find_map(|dir| if dir.is_dir() { Some(dir) } else { None }) {
[INFO] [stdout]    | |____________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/utils.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 |             if let Ok(entry) = entry && entry.path().is_dir() {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/utils.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |         if let Some(stem) = path.file_stem()
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/utils.rs:59:16
[INFO] [stdout]    |
[INFO] [stdout] 59 |             && let Some(stem) = stem.to_str()
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> src/utils.rs:61:24
[INFO] [stdout]    |
[INFO] [stdout] 61 |                     && let Some(name) = path.file_name()
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/utils.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 182 |     if let Some(rate) = root.get("rate")
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/utils.rs:183:12
[INFO] [stdout]     |
[INFO] [stdout] 183 |         && let Some(remaining) = rate.get("remaining")
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/utils.rs:184:16
[INFO] [stdout]     |
[INFO] [stdout] 184 |             && let Value::Number(rem) = remaining
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/utils.rs:185:20
[INFO] [stdout]     |
[INFO] [stdout] 185 |                 && let Some(rem) = rem.as_u64() && rem != 0 {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `scoped_threads` has been stable since 1.63.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(scoped_threads)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scoop-find` (bin "scoop-find") due to 10 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1e8c11c55f1e8e16da2a604011661625f0a43ba41f33b2fc062b22b80e8bcb84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e8c11c55f1e8e16da2a604011661625f0a43ba41f33b2fc062b22b80e8bcb84", kill_on_drop: false }`
[INFO] [stdout] 1e8c11c55f1e8e16da2a604011661625f0a43ba41f33b2fc062b22b80e8bcb84