[INFO] fetching crate fronma 0.2.0...
[INFO] testing fronma-0.2.0 against 1.94.0 for beta-1.95-1
[INFO] extracting crate fronma 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate fronma 0.2.0
[INFO] finished tweaking crates.io crate fronma 0.2.0
[INFO] tweaked toml for crates.io crate fronma 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fronma 0.2.0 on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "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" "+1.94.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated)
[INFO] [stderr]       Adding toml v0.5.11 (available: v1.0.6+spec-1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded doc-comment v0.3.4
[INFO] [stderr]   Downloaded serde_yaml v0.8.26
[INFO] [stderr]   Downloaded toml v0.5.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1fdba6c72550cb31703245e23963c058b3377935ab34ac820ffec9179883d3a
[INFO] running `Command { std: "docker" "start" "-a" "d1fdba6c72550cb31703245e23963c058b3377935ab34ac820ffec9179883d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1fdba6c72550cb31703245e23963c058b3377935ab34ac820ffec9179883d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1fdba6c72550cb31703245e23963c058b3377935ab34ac820ffec9179883d3a", kill_on_drop: false }`
[INFO] [stdout] d1fdba6c72550cb31703245e23963c058b3377935ab34ac820ffec9179883d3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de227deeb58ec148da138a48e5d7945f137ff90f5ac2c3dcc0cf9712cbfb1fa6
[INFO] running `Command { std: "docker" "start" "-a" "de227deeb58ec148da138a48e5d7945f137ff90f5ac2c3dcc0cf9712cbfb1fa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling fronma v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/parser.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn parse<T>(text: &str) -> Result<ParsedData<T>>
[INFO] [stdout]   |                       ^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                       |
[INFO] [stdout]   |                       the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn parse<T>(text: &str) -> Result<ParsedData<'_, T>>
[INFO] [stdout]   |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:13:38
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn parse_with_engine<T, E>(text: &str) -> Result<ParsedData<T>>
[INFO] [stdout]    |                                      ^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn parse_with_engine<T, E>(text: &str) -> Result<ParsedData<'_, T>>
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.65s
[INFO] running `Command { std: "docker" "inspect" "de227deeb58ec148da138a48e5d7945f137ff90f5ac2c3dcc0cf9712cbfb1fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de227deeb58ec148da138a48e5d7945f137ff90f5ac2c3dcc0cf9712cbfb1fa6", kill_on_drop: false }`
[INFO] [stdout] de227deeb58ec148da138a48e5d7945f137ff90f5ac2c3dcc0cf9712cbfb1fa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e85541429844c6b1650ec969102592750266a5c84a8c86eb357739b32512cda2
[INFO] running `Command { std: "docker" "start" "-a" "e85541429844c6b1650ec969102592750266a5c84a8c86eb357739b32512cda2", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.4
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/parser.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn parse<T>(text: &str) -> Result<ParsedData<T>>
[INFO] [stdout]   |                       ^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                       |
[INFO] [stdout]   |                       the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn parse<T>(text: &str) -> Result<ParsedData<'_, T>>
[INFO] [stdout]   |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:13:38
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn parse_with_engine<T, E>(text: &str) -> Result<ParsedData<T>>
[INFO] [stdout]    |                                      ^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn parse_with_engine<T, E>(text: &str) -> Result<ParsedData<'_, T>>
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fronma v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/parser.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn parse<T>(text: &str) -> Result<ParsedData<T>>
[INFO] [stdout]   |                       ^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                       |
[INFO] [stdout]   |                       the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn parse<T>(text: &str) -> Result<ParsedData<'_, T>>
[INFO] [stdout]   |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:13:38
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn parse_with_engine<T, E>(text: &str) -> Result<ParsedData<T>>
[INFO] [stdout]    |                                      ^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn parse_with_engine<T, E>(text: &str) -> Result<ParsedData<'_, T>>
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "e85541429844c6b1650ec969102592750266a5c84a8c86eb357739b32512cda2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85541429844c6b1650ec969102592750266a5c84a8c86eb357739b32512cda2", kill_on_drop: false }`
[INFO] [stdout] e85541429844c6b1650ec969102592750266a5c84a8c86eb357739b32512cda2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8cd189fbce1be4afe4868f5e50a83cb9cebe7b21e87996cddad1333e001d6482
[INFO] running `Command { std: "docker" "start" "-a" "8cd189fbce1be4afe4868f5e50a83cb9cebe7b21e87996cddad1333e001d6482", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]  --> src/parser.rs:6:23
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn parse<T>(text: &str) -> Result<ParsedData<T>>
[INFO] [stderr]   |                       ^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]   |                       |
[INFO] [stderr]   |                       the lifetime is elided here
[INFO] [stderr]   |
[INFO] [stderr]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn parse<T>(text: &str) -> Result<ParsedData<'_, T>>
[INFO] [stderr]   |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/parser.rs:13:38
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn parse_with_engine<T, E>(text: &str) -> Result<ParsedData<T>>
[INFO] [stderr]    |                                      ^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                      |
[INFO] [stderr]    |                                      the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn parse_with_engine<T, E>(text: &str) -> Result<ParsedData<'_, T>>
[INFO] [stderr]    |                                                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: `fronma` (lib) generated 2 warnings (run `cargo fix --lib -p fronma` to apply 2 suggestions)
[INFO] [stderr] warning: `fronma` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fronma-89e4b486b9fec56c)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test parser::tests::parse_with_empty_frontmatter ... ok
[INFO] [stdout] test parser::tests::parse_with_empty_known_field_crlf ... ok
[INFO] [stdout] test parser::tests::parse_with_empty_frontmatter_crlf ... ok
[INFO] [stdout] test parser::tests::parse_with_missing_beginning_line ... ok
[INFO] [stdout] test parser::tests::parse_with_empty_known_field ... ok
[INFO] [stdout] test parser::tests::parse_with_missing_ending_line ... ok
[INFO] [stdout] test parser::tests::parse_with_missing_ending_line_crlf ... ok
[INFO] [stdout] test parser::tests::parse_with_missing_known_field ... ok
[INFO] [stdout] test parser::tests::parse_with_missing_known_field_crlf ... ok
[INFO] [stdout] test parser::tests::parse_with_unknown_field ... ok
[INFO] [stdout] test parser::tests::parse_with_unknown_field_crlf ... ok
[INFO] [stdout] test parser::tests::parse_with_valid_frontmatter ... ok
[INFO] [stdout] test parser::tests::parse_with_valid_frontmatter_crlf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fronma
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 63) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 63) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `fronma::engines::Toml`
[INFO] [stdout]   --> src/lib.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | use fronma::engines::Toml;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ no `Toml` in `engines`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 63)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "8cd189fbce1be4afe4868f5e50a83cb9cebe7b21e87996cddad1333e001d6482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd189fbce1be4afe4868f5e50a83cb9cebe7b21e87996cddad1333e001d6482", kill_on_drop: false }`
[INFO] [stdout] 8cd189fbce1be4afe4868f5e50a83cb9cebe7b21e87996cddad1333e001d6482
