[INFO] fetching crate rust_rub 0.0.5...
[INFO] testing rust_rub-0.0.5 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rust_rub 0.0.5 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rust_rub 0.0.5
[INFO] finished tweaking crates.io crate rust_rub 0.0.5
[INFO] tweaked toml for crates.io crate rust_rub 0.0.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_rub 0.0.5 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[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] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[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] f736b11980d532ccae9b130db7bf3de60ccaa7b9f4ef37343006ceb5859ca3df
[INFO] running `Command { std: "docker" "start" "-a" "f736b11980d532ccae9b130db7bf3de60ccaa7b9f4ef37343006ceb5859ca3df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f736b11980d532ccae9b130db7bf3de60ccaa7b9f4ef37343006ceb5859ca3df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f736b11980d532ccae9b130db7bf3de60ccaa7b9f4ef37343006ceb5859ca3df", kill_on_drop: false }`
[INFO] [stdout] f736b11980d532ccae9b130db7bf3de60ccaa7b9f4ef37343006ceb5859ca3df
[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] f4d3957ee5ee3f0d4d8f1499b69a630a24b758c5c729aa5b6300a02fffa0b85e
[INFO] running `Command { std: "docker" "start" "-a" "f4d3957ee5ee3f0d4d8f1499b69a630a24b758c5c729aa5b6300a02fffa0b85e", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling num-conv v0.2.1
[INFO] [stderr]    Compiling commandext v0.1.0
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling buildable v0.0.5
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stdout] error: cannot find attribute `experimental` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![experimental]
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `experimental` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[experimental]
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `experimental` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:196:3
[INFO] [stdout]     |
[INFO] [stdout] 196 | #[experimental]
[INFO] [stdout]     |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:214:47
[INFO] [stdout]     |
[INFO] [stdout] 214 | #[derive(Copy,PartialEq, Eq, PartialOrd, Ord, Show)]
[INFO] [stdout]     |                                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Path` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |     dir: Option<Path>,
[INFO] [stdout]    |                 ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 13 + use std::path::Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getenv` in module `std::os`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:41:43
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 let home = match std::os::getenv("HOME") {
[INFO] [stdout]    |                                           ^^^^^^ not found in `std::os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 let path = Path::new(home);
[INFO] [stdout]    |                            ^^^^ use of undeclared type `Path`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 13 + use std::path::Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Path` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn dir(&mut self, dir: Path) -> &mut BuildConfig {
[INFO] [stdout]    |                                ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 13 + use std::path::Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Path` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:155:41
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn get_dir<'a>(&'a self) -> &'a Path {
[INFO] [stdout]     |                                         ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]  13 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `LifeCycle: Clone` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:215:10
[INFO] [stdout]     |
[INFO] [stdout] 214 | #[derive(Copy,PartialEq, Eq, PartialOrd, Ord, Show)]
[INFO] [stdout]     |          ---- in this derive macro expansion
[INFO] [stdout] 215 | pub enum LifeCycle {
[INFO] [stdout]     |          ^^^^^^^^^ the trait `Clone` is not implemented for `LifeCycle`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Copy`
[INFO] [stdout]    --> /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/marker.rs:454:0
[INFO] [stdout] help: consider annotating `LifeCycle` with `#[derive(Clone)]`
[INFO] [stdout]     |
[INFO] [stdout] 215 + #[derive(Clone)]
[INFO] [stdout] 216 | pub enum LifeCycle {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:165:30
[INFO] [stdout]     |
[INFO] [stdout] 165 |             Some(ref p) => p.as_slice(),
[INFO] [stdout]     |                              ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:173:30
[INFO] [stdout]     |
[INFO] [stdout] 173 |             Some(ref b) => b.as_slice(),
[INFO] [stdout]     |                              ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/buildable-0.0.5/src/lib.rs:276:68
[INFO] [stdout]     |
[INFO] [stdout] 276 | ...                   .map(|s| LifeCycle::from_str(s.as_slice()))
[INFO] [stdout]     |                                                      ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buildable` (lib) due to 13 previous errors
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433, E0599.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f4d3957ee5ee3f0d4d8f1499b69a630a24b758c5c729aa5b6300a02fffa0b85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4d3957ee5ee3f0d4d8f1499b69a630a24b758c5c729aa5b6300a02fffa0b85e", kill_on_drop: false }`
[INFO] [stdout] f4d3957ee5ee3f0d4d8f1499b69a630a24b758c5c729aa5b6300a02fffa0b85e
