[INFO] fetching crate libssg 0.1.1...
[INFO] fixing libssg-0.1.1 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate libssg 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate libssg 0.1.1
[INFO] finished tweaking crates.io crate libssg 0.1.1
[INFO] tweaked toml for crates.io crate libssg 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libssg 0.1.1 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libssg 0.1.1 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded md5 v0.6.1
[INFO] [stderr]   Downloaded serde v1.0.104
[INFO] [stderr]   Downloaded serde_json v1.0.47
[INFO] [stderr]   Downloaded uuid v0.8.1
[INFO] [stderr]   Downloaded serde_derive v1.0.104
[INFO] [stderr]   Downloaded winapi-util v0.1.3
[INFO] [stderr]   Downloaded pest_generator v2.1.1
[INFO] [stderr]   Downloaded pest_derive v2.1.0
[INFO] [stderr]   Downloaded walkdir v2.3.1
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] [stderr]   Downloaded pest_meta v2.1.2
[INFO] [stderr]   Downloaded typenum v1.11.2
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.8
[INFO] [stderr]   Downloaded ucd-trie v0.1.2
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded handlebars v3.0.1
[INFO] [stderr]   Downloaded pest v2.1.2
[INFO] [stderr]   Downloaded aho-corasick v0.7.8
[INFO] [stderr]   Downloaded syn v1.0.14
[INFO] [stderr]   Downloaded regex v1.3.4
[INFO] [stderr]   Downloaded regex-syntax v0.6.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7eef7a7023c8e473558339bcdeb898db9c09288251f5b852398685186512fde8
[INFO] running `Command { std: "docker" "start" "7eef7a7023c8e473558339bcdeb898db9c09288251f5b852398685186512fde8", 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" "7eef7a7023c8e473558339bcdeb898db9c09288251f5b852398685186512fde8" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eef7a7023c8e473558339bcdeb898db9c09288251f5b852398685186512fde8", 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=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7eef7a7023c8e473558339bcdeb898db9c09288251f5b852398685186512fde8" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking pest v2.1.2
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking serde_json v1.0.47
[INFO] [stderr]     Checking handlebars v3.0.1
[INFO] [stderr]     Checking libssg v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/compilers.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |     #[derive(Deserialize, Debug, Default)]
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/compilers.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |     #[derive(Deserialize, Debug)]
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/compilers.rs:135:14
[INFO] [stdout]     |
[INFO] [stdout] 135 |     #[derive(Deserialize, Debug)]
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]     = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/compilers.rs:218:14
[INFO] [stdout]     |
[INFO] [stdout] 218 |     #[derive(Serialize)]
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]     = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/compilers.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |     #[derive(Deserialize, Debug, Default)]
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/compilers.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |     #[derive(Deserialize, Debug)]
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/compilers.rs:135:14
[INFO] [stdout]     |
[INFO] [stdout] 135 |     #[derive(Deserialize, Debug)]
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]     = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> src/compilers.rs:218:14
[INFO] [stdout]     |
[INFO] [stdout] 218 |     #[derive(Serialize)]
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]     = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `blocks` and `pandoc_api_version` are never read
[INFO] [stdout]   --> src/compilers.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     struct PandocJsonOutput {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 89 |         blocks: Value,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 90 |         #[serde(rename = "pandoc-api-version")]
[INFO] [stdout] 91 |         pandoc_api_version: Value,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PandocJsonOutput` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:103:20
[INFO] [stdout]     |
[INFO] [stdout] 103 |         MetaBlocks(Value),
[INFO] [stdout]     |         ---------- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaValue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 103 -         MetaBlocks(Value),
[INFO] [stdout] 103 +         MetaBlocks(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:145:16
[INFO] [stdout]     |
[INFO] [stdout] 145 |         Quoted(Value),
[INFO] [stdout]     |         ------ ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 145 -         Quoted(Value),
[INFO] [stdout] 145 +         Quoted(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:146:14
[INFO] [stdout]     |
[INFO] [stdout] 146 |         Cite(Value),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 146 -         Cite(Value),
[INFO] [stdout] 146 +         Cite(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:147:14
[INFO] [stdout]     |
[INFO] [stdout] 147 |         Code(Value),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 147 -         Code(Value),
[INFO] [stdout] 147 +         Code(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:151:14
[INFO] [stdout]     |
[INFO] [stdout] 151 |         Math(Value),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 151 -         Math(Value),
[INFO] [stdout] 151 +         Math(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:152:29
[INFO] [stdout]     |
[INFO] [stdout] 152 |         RawPandocMetaInline(Value),
[INFO] [stdout]     |         ------------------- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 152 -         RawPandocMetaInline(Value),
[INFO] [stdout] 152 +         RawPandocMetaInline(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:153:14
[INFO] [stdout]     |
[INFO] [stdout] 153 |         Link(Value),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 153 -         Link(Value),
[INFO] [stdout] 153 +         Link(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:154:15
[INFO] [stdout]     |
[INFO] [stdout] 154 |         Image(Value),
[INFO] [stdout]     |         ----- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 154 -         Image(Value),
[INFO] [stdout] 154 +         Image(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:155:14
[INFO] [stdout]     |
[INFO] [stdout] 155 |         Note(Value),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 155 -         Note(Value),
[INFO] [stdout] 155 +         Note(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:156:14
[INFO] [stdout]     |
[INFO] [stdout] 156 |         Span(Value),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 156 -         Span(Value),
[INFO] [stdout] 156 +         Span(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/compilers.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |     #[derive(Deserialize, Debug, Default)]
[INFO] [stdout]    |              ^----------
[INFO] [stdout]    |              |
[INFO] [stdout]    |              `Deserialize` is not local
[INFO] [stdout]    |              move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_PandocJsonOutput`
[INFO] [stdout] 88 |     struct PandocJsonOutput {
[INFO] [stdout]    |            ---------------- `PandocJsonOutput` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/compilers.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |     #[derive(Deserialize, Debug)]
[INFO] [stdout]    |              ^----------
[INFO] [stdout]    |              |
[INFO] [stdout]    |              `Deserialize` is not local
[INFO] [stdout]    |              move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_PandocMetaValue`
[INFO] [stdout] 96 |     #[serde(tag = "t", content = "c")]
[INFO] [stdout] 97 |     enum PandocMetaValue {
[INFO] [stdout]    |          --------------- `PandocMetaValue` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/compilers.rs:135:14
[INFO] [stdout]     |
[INFO] [stdout] 135 |     #[derive(Deserialize, Debug)]
[INFO] [stdout]     |              ^----------
[INFO] [stdout]     |              |
[INFO] [stdout]     |              `Deserialize` is not local
[INFO] [stdout]     |              move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_PandocMetaInline`
[INFO] [stdout] 136 |     #[serde(tag = "t", content = "c")]
[INFO] [stdout] 137 |     enum PandocMetaInline {
[INFO] [stdout]     |          ---------------- `PandocMetaInline` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/compilers.rs:218:14
[INFO] [stdout]     |
[INFO] [stdout] 218 |     #[derive(Serialize)]
[INFO] [stdout]     |              ^--------
[INFO] [stdout]     |              |
[INFO] [stdout]     |              `Serialize` is not local
[INFO] [stdout]     |              move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_RssItem`
[INFO] [stdout] 219 |     pub struct RssItem {
[INFO] [stdout]     |                ------- `RssItem` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `blocks` and `pandoc_api_version` are never read
[INFO] [stdout]   --> src/compilers.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     struct PandocJsonOutput {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 89 |         blocks: Value,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 90 |         #[serde(rename = "pandoc-api-version")]
[INFO] [stdout] 91 |         pandoc_api_version: Value,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PandocJsonOutput` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:103:20
[INFO] [stdout]     |
[INFO] [stdout] 103 |         MetaBlocks(Value),
[INFO] [stdout]     |         ---------- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaValue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 103 -         MetaBlocks(Value),
[INFO] [stdout] 103 +         MetaBlocks(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:145:16
[INFO] [stdout]     |
[INFO] [stdout] 145 |         Quoted(Value),
[INFO] [stdout]     |         ------ ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 145 -         Quoted(Value),
[INFO] [stdout] 145 +         Quoted(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:146:14
[INFO] [stdout]     |
[INFO] [stdout] 146 |         Cite(Value),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 146 -         Cite(Value),
[INFO] [stdout] 146 +         Cite(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:147:14
[INFO] [stdout]     |
[INFO] [stdout] 147 |         Code(Value),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 147 -         Code(Value),
[INFO] [stdout] 147 +         Code(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:151:14
[INFO] [stdout]     |
[INFO] [stdout] 151 |         Math(Value),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 151 -         Math(Value),
[INFO] [stdout] 151 +         Math(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:152:29
[INFO] [stdout]     |
[INFO] [stdout] 152 |         RawPandocMetaInline(Value),
[INFO] [stdout]     |         ------------------- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 152 -         RawPandocMetaInline(Value),
[INFO] [stdout] 152 +         RawPandocMetaInline(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:153:14
[INFO] [stdout]     |
[INFO] [stdout] 153 |         Link(Value),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 153 -         Link(Value),
[INFO] [stdout] 153 +         Link(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:154:15
[INFO] [stdout]     |
[INFO] [stdout] 154 |         Image(Value),
[INFO] [stdout]     |         ----- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 154 -         Image(Value),
[INFO] [stdout] 154 +         Image(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:155:14
[INFO] [stdout]     |
[INFO] [stdout] 155 |         Note(Value),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 155 -         Note(Value),
[INFO] [stdout] 155 +         Note(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/compilers.rs:156:14
[INFO] [stdout]     |
[INFO] [stdout] 156 |         Span(Value),
[INFO] [stdout]     |         ---- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PandocMetaInline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 156 -         Span(Value),
[INFO] [stdout] 156 +         Span(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/compilers.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |     #[derive(Deserialize, Debug, Default)]
[INFO] [stdout]    |              ^----------
[INFO] [stdout]    |              |
[INFO] [stdout]    |              `Deserialize` is not local
[INFO] [stdout]    |              move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_PandocJsonOutput`
[INFO] [stdout] 88 |     struct PandocJsonOutput {
[INFO] [stdout]    |            ---------------- `PandocJsonOutput` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/compilers.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |     #[derive(Deserialize, Debug)]
[INFO] [stdout]    |              ^----------
[INFO] [stdout]    |              |
[INFO] [stdout]    |              `Deserialize` is not local
[INFO] [stdout]    |              move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_PandocMetaValue`
[INFO] [stdout] 96 |     #[serde(tag = "t", content = "c")]
[INFO] [stdout] 97 |     enum PandocMetaValue {
[INFO] [stdout]    |          --------------- `PandocMetaValue` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/compilers.rs:135:14
[INFO] [stdout]     |
[INFO] [stdout] 135 |     #[derive(Deserialize, Debug)]
[INFO] [stdout]     |              ^----------
[INFO] [stdout]     |              |
[INFO] [stdout]     |              `Deserialize` is not local
[INFO] [stdout]     |              move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_PandocMetaInline`
[INFO] [stdout] 136 |     #[serde(tag = "t", content = "c")]
[INFO] [stdout] 137 |     enum PandocMetaInline {
[INFO] [stdout]     |          ---------------- `PandocMetaInline` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/compilers.rs:218:14
[INFO] [stdout]     |
[INFO] [stdout] 218 |     #[derive(Serialize)]
[INFO] [stdout]     |              ^--------
[INFO] [stdout]     |              |
[INFO] [stdout]     |              `Serialize` is not local
[INFO] [stdout]     |              move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_RssItem`
[INFO] [stdout] 219 |     pub struct RssItem {
[INFO] [stdout]     |                ------- `RssItem` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.97s
[INFO] [stderr] crater-edition-check: all finished
[INFO] running `Command { std: "docker" "inspect" "7eef7a7023c8e473558339bcdeb898db9c09288251f5b852398685186512fde8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eef7a7023c8e473558339bcdeb898db9c09288251f5b852398685186512fde8", kill_on_drop: false }`
[INFO] [stdout] 7eef7a7023c8e473558339bcdeb898db9c09288251f5b852398685186512fde8
