[INFO] fetching crate fixed_width_derive 0.5.1...
[INFO] checking fixed_width_derive-0.5.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate fixed_width_derive 0.5.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate fixed_width_derive 0.5.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixed_width_derive 0.5.1
[INFO] finished tweaking crates.io crate fixed_width_derive 0.5.1
[INFO] tweaked toml for crates.io crate fixed_width_derive 0.5.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6898f3b63486eb7aed66d6d241efe031cd2e495a6a4a02bb5dae8af35075eec
[INFO] running `Command { std: "docker" "start" "-a" "c6898f3b63486eb7aed66d6d241efe031cd2e495a6a4a02bb5dae8af35075eec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6898f3b63486eb7aed66d6d241efe031cd2e495a6a4a02bb5dae8af35075eec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6898f3b63486eb7aed66d6d241efe031cd2e495a6a4a02bb5dae8af35075eec", kill_on_drop: false }`
[INFO] [stdout] c6898f3b63486eb7aed66d6d241efe031cd2e495a6a4a02bb5dae8af35075eec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 410773902ff6f1479cdb669ae4e3f250607b19481e1793e191008cdc9b628abe
[INFO] running `Command { std: "docker" "start" "-a" "410773902ff6f1479cdb669ae4e3f250607b19481e1793e191008cdc9b628abe", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking fixed_width_derive v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `ident` and `field_type` are never read
[INFO] [stdout]   --> src/field_def.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct FieldDef {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 68 |     pub ident: syn::Ident,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 69 |     pub field_type: syn::Type,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldDef` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ident` and `field_type` are never read
[INFO] [stdout]   --> src/field_def.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct FieldDef {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 68 |     pub ident: syn::Ident,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 69 |     pub field_type: syn::Type,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldDef` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/field_def.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub struct Metadata {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 158 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/field_def.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub struct Metadata {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 158 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ident` and `field_type` are never read
[INFO] [stdout]   --> src/field_def.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct FieldDef {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 68 |     pub ident: syn::Ident,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 69 |     pub field_type: syn::Type,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldDef` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/field_def.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub struct Metadata {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 158 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `fixed_width`
[INFO] [stdout]  --> tests/integration_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use fixed_width::{DeserializeError, Deserializer, FixedWidth, Reader, Serializer};
[INFO] [stdout]   |     ^^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]   --> tests/integration_test.rs:51:10
[INFO] [stdout]    |
[INFO] [stdout] 51 | #[derive(FixedWidth, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FixedWidth` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]   --> tests/integration_test.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[derive(FixedWidth, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FixedWidth` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]   --> tests/integration_test.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(FixedWidth, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FixedWidth` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]   --> tests/integration_test.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[derive(FixedWidth, Serialize, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FixedWidth` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]  --> tests/integration_test.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(FixedWidth, Serialize, Deserialize)]
[INFO] [stdout]   |          ^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `FixedWidth` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]   --> tests/integration_test.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fixed_width::FieldSet::Seq(vec![
[INFO] [stdout]    |     ^^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]   --> tests/integration_test.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         fixed_width::FieldSet::new_field(0..3),
[INFO] [stdout]    |         ^^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]   --> tests/integration_test.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         fixed_width::FieldSet::new_field(3..9),
[INFO] [stdout]    |         ^^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]   --> tests/integration_test.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let mut w = fixed_width::Writer::from_memory();
[INFO] [stdout]    |                 ^^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]    --> tests/integration_test.rs:153:17
[INFO] [stdout]     |
[INFO] [stdout] 153 |     let mut w = fixed_width::Writer::from_memory();
[INFO] [stdout]     |                 ^^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]   --> tests/integration_test.rs:70:26
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn field_def_fields() -> fixed_width::FieldSet {
[INFO] [stdout]    |                          ^^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]   --> tests/integration_test.rs:77:10
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derive(FixedWidth, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FixedWidth` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]    --> tests/integration_test.rs:126:28
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let stuff: Stuff = fixed_width::from_bytes(&record).unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]    --> tests/integration_test.rs:184:45
[INFO] [stdout]     |
[INFO] [stdout] 184 |                 let Record1 { state, .. } = fixed_width::from_bytes(bytes).unwrap();
[INFO] [stdout]     |                                             ^^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]    --> tests/integration_test.rs:189:44
[INFO] [stdout]     |
[INFO] [stdout] 189 |                 let Record2 { name, .. } = fixed_width::from_bytes(bytes).unwrap();
[INFO] [stdout]     |                                            ^^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fixed_width`
[INFO] [stdout]    --> tests/integration_test.rs:218:28
[INFO] [stdout]     |
[INFO] [stdout] 218 |     let data: ByFieldDef = fixed_width::from_str(record).unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^^^ use of undeclared crate or module `fixed_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 17 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fixed_width_derive` (test "integration_test") due to 18 previous errors
[INFO] running `Command { std: "docker" "inspect" "410773902ff6f1479cdb669ae4e3f250607b19481e1793e191008cdc9b628abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "410773902ff6f1479cdb669ae4e3f250607b19481e1793e191008cdc9b628abe", kill_on_drop: false }`
[INFO] [stdout] 410773902ff6f1479cdb669ae4e3f250607b19481e1793e191008cdc9b628abe
