[INFO] fetching crate tulip-derivative 2.2.1...
[INFO] testing tulip-derivative-2.2.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate tulip-derivative 2.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate tulip-derivative 2.2.1
[INFO] finished tweaking crates.io crate tulip-derivative 2.2.1
[INFO] tweaked toml for crates.io crate tulip-derivative 2.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tulip-derivative 2.2.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding runtime-macros-derive v0.4.0 (available: v0.8.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] [stderr]       Adding trybuild v1.0.22 (available: v1.0.116)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96231bd7bb5ca65cc933a3cbca8d7ee6c123218e5525a6f36a7ab63da495df7a
[INFO] running `Command { std: "docker" "start" "-a" "96231bd7bb5ca65cc933a3cbca8d7ee6c123218e5525a6f36a7ab63da495df7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96231bd7bb5ca65cc933a3cbca8d7ee6c123218e5525a6f36a7ab63da495df7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96231bd7bb5ca65cc933a3cbca8d7ee6c123218e5525a6f36a7ab63da495df7a", kill_on_drop: false }`
[INFO] [stdout] 96231bd7bb5ca65cc933a3cbca8d7ee6c123218e5525a6f36a7ab63da495df7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb71185d03331ad92507c1a7946b486a3965e52db07ce4899dee4d4cbc054d8c
[INFO] running `Command { std: "docker" "start" "-a" "eb71185d03331ad92507c1a7946b486a3965e52db07ce4899dee4d4cbc054d8c", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tulip-derivative v2.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `tarpaulin_include`
[INFO] [stdout]   --> src/lib.rs:72:11
[INFO] [stdout]    |
[INFO] [stdout] 72 | #[cfg(not(tarpaulin_include))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin_include)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin_include)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/ast.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Field<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub span: proc_macro2::Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Field` 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ast.rs:87:23
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn all_fields(&self) -> Vec<&Field> {
[INFO] [stdout]    |                       ^^^^^         ^^^^^^
[INFO] [stdout]    |                       |             ||
[INFO] [stdout]    |                       |             |the same lifetime is hidden here
[INFO] [stdout]    |                       |             the same lifetime is elided here
[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] 87 |     pub fn all_fields(&self) -> Vec<&Field<'_>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.86s
[INFO] running `Command { std: "docker" "inspect" "eb71185d03331ad92507c1a7946b486a3965e52db07ce4899dee4d4cbc054d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb71185d03331ad92507c1a7946b486a3965e52db07ce4899dee4d4cbc054d8c", kill_on_drop: false }`
[INFO] [stdout] eb71185d03331ad92507c1a7946b486a3965e52db07ce4899dee4d4cbc054d8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eae47492eac43bcfded266ec287a230a6d68bc74bc509fc59d34ce8e4509f149
[INFO] running `Command { std: "docker" "start" "-a" "eae47492eac43bcfded266ec287a230a6d68bc74bc509fc59d34ce8e4509f149", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling runtime-macros-derive v0.4.0
[INFO] [stderr]    Compiling tulip-derivative v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stdout] warning: unexpected `cfg` condition name: `tarpaulin_include`
[INFO] [stdout]   --> src/lib.rs:72:11
[INFO] [stdout]    |
[INFO] [stdout] 72 | #[cfg(not(tarpaulin_include))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin_include)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin_include)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/ast.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Field<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub span: proc_macro2::Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Field` 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ast.rs:87:23
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn all_fields(&self) -> Vec<&Field> {
[INFO] [stdout]    |                       ^^^^^         ^^^^^^
[INFO] [stdout]    |                       |             ||
[INFO] [stdout]    |                       |             |the same lifetime is hidden here
[INFO] [stdout]    |                       |             the same lifetime is elided here
[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] 87 |     pub fn all_fields(&self) -> Vec<&Field<'_>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling trybuild v1.0.22
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]   --> tests/rustc-deriving-via-extension-hash-enum.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate derivative;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]   --> tests/rustc-deriving-clone-enum.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate derivative;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tulip-derivative` (test "rustc-deriving-clone-enum") due to 1 previous error
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]   --> tests/rustc-issue-24085.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | extern crate derivative;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tulip-derivative` (test "rustc-deriving-via-extension-hash-enum") due to 1 previous error
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]   --> tests/rustc-deriving-meta.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | extern crate derivative;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]   --> tests/rustc-deriving-cmp-generic-struct-enum.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate derivative;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]   --> tests/rustc-issue-29540.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate derivative;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tulip-derivative` (test "rustc-deriving-meta") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]  --> tests/derive-clone.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate derivative;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]   --> tests/rustc-deriving-via-extension-hash-struct.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate derivative;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tulip-derivative` (test "rustc-issue-24085") due to 1 previous error
[INFO] [stderr] error: could not compile `tulip-derivative` (test "rustc-deriving-cmp-generic-struct-enum") due to 1 previous error
[INFO] [stderr] error: could not compile `tulip-derivative` (test "rustc-deriving-via-extension-hash-struct") due to 1 previous error
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]   --> tests/rustc-issue-58319.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | extern crate derivative;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tulip-derivative` (test "rustc-issue-29540") due to 1 previous error
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]  --> tests/issue-37-turbofish.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate derivative;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]   --> tests/rustc-issue-29030.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate derivative;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]   --> tests/rustc-deriving-clone-generic-tuple-struct.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate derivative;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]  --> tests/derive-clone-generics.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate derivative;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tulip-derivative` (test "derive-clone") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]   --> tests/rustc-deriving-copyclone.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | extern crate derivative;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tulip-derivative` (test "rustc-deriving-clone-generic-tuple-struct") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tulip-derivative` (test "rustc-issue-29030") due to 1 previous error
[INFO] [stderr] error: could not compile `tulip-derivative` (test "issue-37-turbofish") due to 1 previous error
[INFO] [stderr] error: could not compile `tulip-derivative` (test "derive-clone-generics") due to 1 previous error
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]  --> tests/derive-debug-generics.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate derivative;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tulip-derivative` (test "rustc-deriving-copyclone") due to 1 previous error
[INFO] [stderr] error: could not compile `tulip-derivative` (test "derive-debug-generics") due to 1 previous error
[INFO] [stdout] error[E0463]: can't find crate for `derivative`
[INFO] [stdout]  --> tests/clippy-warning-clone-from.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate derivative;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tulip-derivative` (test "rustc-issue-58319") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tulip-derivative` (test "clippy-warning-clone-from") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "eae47492eac43bcfded266ec287a230a6d68bc74bc509fc59d34ce8e4509f149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eae47492eac43bcfded266ec287a230a6d68bc74bc509fc59d34ce8e4509f149", kill_on_drop: false }`
[INFO] [stdout] eae47492eac43bcfded266ec287a230a6d68bc74bc509fc59d34ce8e4509f149
