[INFO] fetching crate unfair-codec-mathml 0.1.0...
[INFO] testing unfair-codec-mathml-0.1.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate unfair-codec-mathml 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate unfair-codec-mathml 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate unfair-codec-mathml 0.1.0
[INFO] tweaked toml for crates.io crate unfair-codec-mathml 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unfair-codec-mathml 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate unfair-codec-mathml 0.1.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zip v2.4.2
[INFO] [stderr]   Downloaded derive_arbitrary v1.4.2
[INFO] [stderr]   Downloaded crc32fast v1.5.1
[INFO] [stderr]   Downloaded unfair-core v0.1.0
[INFO] [stderr]   Downloaded quick-xml v0.41.0
[INFO] [stderr]   Downloaded syn v3.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ada1b64e155d83105aa34a24c3a815c169f83ecbed223e1cabaa22bb9f3e80dc
[INFO] running `Command { std: "docker" "start" "ada1b64e155d83105aa34a24c3a815c169f83ecbed223e1cabaa22bb9f3e80dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ada1b64e155d83105aa34a24c3a815c169f83ecbed223e1cabaa22bb9f3e80dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ada1b64e155d83105aa34a24c3a815c169f83ecbed223e1cabaa22bb9f3e80dc" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ada1b64e155d83105aa34a24c3a815c169f83ecbed223e1cabaa22bb9f3e80dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ada1b64e155d83105aa34a24c3a815c169f83ecbed223e1cabaa22bb9f3e80dc" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling crc32fast v1.5.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.10
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling thiserror v2.0.20
[INFO] [stderr]    Compiling zip v2.4.2
[INFO] [stderr]    Compiling bumpalo v3.20.3
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling zopfli v0.8.3
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling quick-xml v0.41.0
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling syn v3.0.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.20
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling unfair-core v0.1.0
[INFO] [stderr]    Compiling unfair-codec-mathml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.69s
[INFO] running `Command { std: "docker" "inspect" "ada1b64e155d83105aa34a24c3a815c169f83ecbed223e1cabaa22bb9f3e80dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ada1b64e155d83105aa34a24c3a815c169f83ecbed223e1cabaa22bb9f3e80dc" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling unfair-codec-mathml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]   --> tests/mathml_read.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 10 |     assert_eq!(doc.doc_type, unfair::model::DocType::Formula);
[INFO] [stdout]    |                              ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]   --> tests/mathml_read.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         unfair::model::Body::Formula(v) => serde_json::from_value(v).unwrap(),
[INFO] [stdout]    |         ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]    --> tests/mathml_read.rs:281:30
[INFO] [stdout]     |
[INFO] [stdout] 281 |     assert_eq!(doc.doc_type, unfair::model::DocType::Formula);
[INFO] [stdout]     |                              ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]    --> tests/mathml_read.rs:288:30
[INFO] [stdout]     |
[INFO] [stdout] 288 |     assert_ne!(doc.doc_type, unfair::model::DocType::Formula);
[INFO] [stdout]     |                              ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]    --> tests/mathml_read.rs:297:38
[INFO] [stdout]     |
[INFO] [stdout] 297 |     assert!(info.doc_types.contains(&unfair::model::DocType::Formula));
[INFO] [stdout]     |                                      ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]  --> tests/mathml_read.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let doc = unfair::read(data, Some(ext)).expect("reader should succeed");
[INFO] [stdout]   |               ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]    --> tests/mathml_read.rs:280:15
[INFO] [stdout]     |
[INFO] [stdout] 280 |     let doc = unfair::read(mml.as_bytes(), None).expect("sniffed as mathml");
[INFO] [stdout]     |               ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]    --> tests/mathml_read.rs:287:15
[INFO] [stdout]     |
[INFO] [stdout] 287 |     let doc = unfair::read(txt.as_bytes(), None).expect("reads as html/txt");
[INFO] [stdout]     |               ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]    --> tests/mathml_read.rs:293:15
[INFO] [stdout]     |
[INFO] [stdout] 293 |     let reg = unfair::full_registry();
[INFO] [stdout]     |               ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]    --> tests/mathml_read.rs:309:15
[INFO] [stdout]     |
[INFO] [stdout] 309 |     let reg = unfair::full_registry();
[INFO] [stdout]     |               ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]    --> tests/mathml_read.rs:310:15
[INFO] [stdout]     |
[INFO] [stdout] 310 |     let out = unfair::convert(mml.as_bytes(), Some("mml"), "json").expect("mml -> json");
[INFO] [stdout]     |               ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]    --> tests/mathml_read.rs:324:15
[INFO] [stdout]     |
[INFO] [stdout] 324 |     let err = unfair::read(mml.as_bytes(), Some("mml")).expect_err("must fail");
[INFO] [stdout]     |               ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]    --> tests/mathml_read.rs:331:15
[INFO] [stdout]     |
[INFO] [stdout] 331 |     let err = unfair::read(mml.as_bytes(), Some("mml")).expect_err("must fail");
[INFO] [stdout]     |               ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `unfair` in this scope
[INFO] [stdout]    --> tests/mathml_read.rs:337:15
[INFO] [stdout]     |
[INFO] [stdout] 337 |     let err = unfair::read(b"", Some("mml")).expect_err("must fail");
[INFO] [stdout]     |               ^^^^^^ use of unresolved module or unlinked crate `unfair`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `unfair`, use `cargo add unfair` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unfair-codec-mathml` (test "mathml_read") due to 14 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ada1b64e155d83105aa34a24c3a815c169f83ecbed223e1cabaa22bb9f3e80dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ada1b64e155d83105aa34a24c3a815c169f83ecbed223e1cabaa22bb9f3e80dc", kill_on_drop: false }`
[INFO] [stdout] ada1b64e155d83105aa34a24c3a815c169f83ecbed223e1cabaa22bb9f3e80dc
