[INFO] fetching crate watchexec-simple 0.2.0...
[INFO] testing watchexec-simple-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate watchexec-simple 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate watchexec-simple 0.2.0
[INFO] finished tweaking crates.io crate watchexec-simple 0.2.0
[INFO] tweaked toml for crates.io crate watchexec-simple 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate watchexec-simple 0.2.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate watchexec-simple 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" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c73fcbf0a771b00cc946ed26345db3809292e7f0c7f395762efadba1d1d6fcc
[INFO] running `Command { std: "docker" "start" "-a" "1c73fcbf0a771b00cc946ed26345db3809292e7f0c7f395762efadba1d1d6fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c73fcbf0a771b00cc946ed26345db3809292e7f0c7f395762efadba1d1d6fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c73fcbf0a771b00cc946ed26345db3809292e7f0c7f395762efadba1d1d6fcc", kill_on_drop: false }`
[INFO] [stdout] 1c73fcbf0a771b00cc946ed26345db3809292e7f0c7f395762efadba1d1d6fcc
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bede9078a6789319441f7b19cab7a5a9480c696e4af5a63c3755a247d3561cf
[INFO] running `Command { std: "docker" "start" "-a" "1bede9078a6789319441f7b19cab7a5a9480c696e4af5a63c3755a247d3561cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling rustix v0.38.20
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling terminfo v0.8.0
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstream v0.6.4
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling bstr v1.7.0
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling clap_lex v0.5.1
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling clap_builder v4.4.6
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling filetime v0.2.22
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling globset v0.4.13
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling ignore v0.4.20
[INFO] [stderr]    Compiling ctrlc v3.4.1
[INFO] [stderr]    Compiling command-group v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling clearscreen v2.0.1
[INFO] [stderr]    Compiling clap v4.4.6
[INFO] [stderr]    Compiling watchexec-simple v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ExitStatus`
[INFO] [stdout]  --> src/main.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::process::{Command, ExitStatus};
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exit`
[INFO] [stdout]    --> src/main.rs:272:28
[INFO] [stdout]     |
[INFO] [stdout] 272 |             if let Ok(Some(exit)) = c.try_wait() {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_exit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "1bede9078a6789319441f7b19cab7a5a9480c696e4af5a63c3755a247d3561cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bede9078a6789319441f7b19cab7a5a9480c696e4af5a63c3755a247d3561cf", kill_on_drop: false }`
[INFO] [stdout] 1bede9078a6789319441f7b19cab7a5a9480c696e4af5a63c3755a247d3561cf
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90d2905433b4b0a83c1530eb9d1a096fec23f1b2b781ef5b2e848ca3def52df2
[INFO] running `Command { std: "docker" "start" "-a" "90d2905433b4b0a83c1530eb9d1a096fec23f1b2b781ef5b2e848ca3def52df2", kill_on_drop: false }`
[INFO] [stderr]    Compiling watchexec-simple v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ExitStatus`
[INFO] [stdout]  --> src/main.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::process::{Command, ExitStatus};
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `new` found for struct `filter::Filter` in the current scope
[INFO] [stdout]   --> src/filter.rs:80:34
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Filter {
[INFO] [stdout]    | ----------------- associated function or constant `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 80 |         let mut filter = Filter::new();
[INFO] [stdout]    |                                  ^^^ associated function or constant not found in `filter::Filter`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `new`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `Watcher`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `new` found for struct `filter::Filter` in the current scope
[INFO] [stdout]   --> src/filter.rs:92:34
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Filter {
[INFO] [stdout]    | ----------------- associated function or constant `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 92 |         let mut filter = Filter::new();
[INFO] [stdout]    |                                  ^^^ associated function or constant not found in `filter::Filter`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `new`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `Watcher`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `new` found for struct `filter::Filter` in the current scope
[INFO] [stdout]    --> src/filter.rs:104:34
[INFO] [stdout]     |
[INFO] [stdout]  47 | pub struct Filter {
[INFO] [stdout]     | ----------------- associated function or constant `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 104 |         let mut filter = Filter::new();
[INFO] [stdout]     |                                  ^^^ associated function or constant not found in `filter::Filter`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `new`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `Watcher`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exit`
[INFO] [stdout]    --> src/main.rs:272:28
[INFO] [stdout]     |
[INFO] [stdout] 272 |             if let Ok(Some(exit)) = c.try_wait() {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_exit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `watchexec-simple` (bin "watchexec" test) due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "90d2905433b4b0a83c1530eb9d1a096fec23f1b2b781ef5b2e848ca3def52df2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90d2905433b4b0a83c1530eb9d1a096fec23f1b2b781ef5b2e848ca3def52df2", kill_on_drop: false }`
[INFO] [stdout] 90d2905433b4b0a83c1530eb9d1a096fec23f1b2b781ef5b2e848ca3def52df2
