[INFO] fetching crate libset 0.1.6...
[INFO] testing libset-0.1.6 against 1.91.0 for beta-1.92-2
[INFO] extracting crate libset 0.1.6 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate libset 0.1.6
[INFO] finished tweaking crates.io crate libset 0.1.6
[INFO] tweaked toml for crates.io crate libset 0.1.6 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libset 0.1.6 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libset 0.1.6 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded known-folders v1.1.0
[INFO] [stderr]   Downloaded atomicwrites v0.4.3
[INFO] [stderr]   Downloaded indexmap v2.2.2
[INFO] [stderr]   Downloaded winnow v0.5.39
[INFO] [stderr]   Downloaded toml_edit v0.22.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7dfd713d42297f0761d3334b5fe91552329320e74b2d74146d0d43119abc2505
[INFO] running `Command { std: "docker" "start" "-a" "7dfd713d42297f0761d3334b5fe91552329320e74b2d74146d0d43119abc2505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dfd713d42297f0761d3334b5fe91552329320e74b2d74146d0d43119abc2505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dfd713d42297f0761d3334b5fe91552329320e74b2d74146d0d43119abc2505", kill_on_drop: false }`
[INFO] [stdout] 7dfd713d42297f0761d3334b5fe91552329320e74b2d74146d0d43119abc2505
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5507d02a21819f11e2151c4474184090470faa3ffedfdeb44c2d31a916d3d1fd
[INFO] running `Command { std: "docker" "start" "-a" "5507d02a21819f11e2151c4474184090470faa3ffedfdeb44c2d31a916d3d1fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling xdg v2.5.2
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling tempfile v3.10.0
[INFO] [stderr]    Compiling atomicwrites v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling libset v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.39s
[INFO] running `Command { std: "docker" "inspect" "5507d02a21819f11e2151c4474184090470faa3ffedfdeb44c2d31a916d3d1fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5507d02a21819f11e2151c4474184090470faa3ffedfdeb44c2d31a916d3d1fd", kill_on_drop: false }`
[INFO] [stdout] 5507d02a21819f11e2151c4474184090470faa3ffedfdeb44c2d31a916d3d1fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98291db7f3edf6e4283d0004af890221147a9a95359a0a4df6099e0d7b53102c
[INFO] running `Command { std: "docker" "start" "-a" "98291db7f3edf6e4283d0004af890221147a9a95359a0a4df6099e0d7b53102c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libset v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "98291db7f3edf6e4283d0004af890221147a9a95359a0a4df6099e0d7b53102c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98291db7f3edf6e4283d0004af890221147a9a95359a0a4df6099e0d7b53102c", kill_on_drop: false }`
[INFO] [stdout] 98291db7f3edf6e4283d0004af890221147a9a95359a0a4df6099e0d7b53102c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 690ab3001230d26499b501066c321ba41b6a9c9512a5d6378dcf0487e3c8d211
[INFO] running `Command { std: "docker" "start" "-a" "690ab3001230d26499b501066c321ba41b6a9c9512a5d6378dcf0487e3c8d211", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libset-36d520c7c2690325)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libset
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Config (line 50) ... FAILED
[INFO] [stdout] test src/lib.rs - Config (line 57) ... FAILED
[INFO] [stdout] test src/lib.rs - Config (line 64) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Config (line 50) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Config`
[INFO] [stdout]  --> src/lib.rs:51:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let config = Config::new("org.example.Demo", 1, None)?;
[INFO] [stdout]   |              ^^^^^^ use of undeclared type `Config`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use libset::Config;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Config (line 57) stdout ----
[INFO] [stdout] error: cannot find macro `json` in this scope
[INFO] [stdout]  --> src/lib.rs:59:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | config.set_json("colors", json!({ "accent": "#7a7af9" }))?;
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use serde_json::json;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Config`
[INFO] [stdout]  --> src/lib.rs:58:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let config = Config::new("org.example.Demo", 1, None)?;
[INFO] [stdout]   |              ^^^^^^ use of undeclared type `Config`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use libset::Config;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Config (line 64) stdout ----
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]  --> src/lib.rs:65:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use serde::Serialize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]  --> src/lib.rs:65:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use serde::Deserialize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `config` in this scope
[INFO] [stdout]  --> src/lib.rs:67:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | let settings: Colors = config.get_json("colors")?;
[INFO] [stdout]   |                        ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Config (line 50)
[INFO] [stdout]     src/lib.rs - Config (line 57)
[INFO] [stdout]     src/lib.rs - Config (line 64)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "690ab3001230d26499b501066c321ba41b6a9c9512a5d6378dcf0487e3c8d211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "690ab3001230d26499b501066c321ba41b6a9c9512a5d6378dcf0487e3c8d211", kill_on_drop: false }`
[INFO] [stdout] 690ab3001230d26499b501066c321ba41b6a9c9512a5d6378dcf0487e3c8d211