[INFO] fetching crate serde-double-tag 0.0.4...
[INFO] testing serde-double-tag-0.0.4 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate serde-double-tag 0.0.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate serde-double-tag 0.0.4
[INFO] finished tweaking crates.io crate serde-double-tag 0.0.4
[INFO] tweaked toml for crates.io crate serde-double-tag 0.0.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-double-tag 0.0.4 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding schemars v0.8.22 (available: v1.0.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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 dyn-clone v1.0.20
[INFO] [stderr]   Downloaded schemars v0.8.22
[INFO] [stderr]   Downloaded assert2-macros v0.3.16
[INFO] [stderr]   Downloaded rustc_version v0.4.1
[INFO] [stderr]   Downloaded assert2 v0.3.16
[INFO] [stderr]   Downloaded semver v1.0.27
[INFO] [stderr]   Downloaded diff v0.1.13
[INFO] [stderr]   Downloaded serde_derive_internals v0.29.1
[INFO] [stderr]   Downloaded schemars_derive v0.8.22
[INFO] [stderr]   Downloaded serde-double-tag-derive v0.0.4
[INFO] [stderr]   Downloaded ryu v1.0.20
[INFO] [stderr]   Downloaded serde_json v1.0.145
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d3ef5cd1f532fe25fa1405e37907a3c1169b8ffdc44ee06c59da8b78d399cba
[INFO] running `Command { std: "docker" "start" "-a" "2d3ef5cd1f532fe25fa1405e37907a3c1169b8ffdc44ee06c59da8b78d399cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d3ef5cd1f532fe25fa1405e37907a3c1169b8ffdc44ee06c59da8b78d399cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d3ef5cd1f532fe25fa1405e37907a3c1169b8ffdc44ee06c59da8b78d399cba", kill_on_drop: false }`
[INFO] [stdout] 2d3ef5cd1f532fe25fa1405e37907a3c1169b8ffdc44ee06c59da8b78d399cba
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fdab836f89e79c5e9ff9b279e1d701fffd3cecb6a275aa4e0fd46eb73c55394
[INFO] running `Command { std: "docker" "start" "-a" "3fdab836f89e79c5e9ff9b279e1d701fffd3cecb6a275aa4e0fd46eb73c55394", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde-double-tag-derive v0.0.4
[INFO] [stderr]    Compiling serde-double-tag v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.01s
[INFO] running `Command { std: "docker" "inspect" "3fdab836f89e79c5e9ff9b279e1d701fffd3cecb6a275aa4e0fd46eb73c55394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fdab836f89e79c5e9ff9b279e1d701fffd3cecb6a275aa4e0fd46eb73c55394", kill_on_drop: false }`
[INFO] [stdout] 3fdab836f89e79c5e9ff9b279e1d701fffd3cecb6a275aa4e0fd46eb73c55394
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9145d28a2765e1c025980eca7e2a8f6f70fba693710405ec95c0a40c3dc8293a
[INFO] running `Command { std: "docker" "start" "-a" "9145d28a2765e1c025980eca7e2a8f6f70fba693710405ec95c0a40c3dc8293a", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling assert2-macros v0.3.16
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde-double-tag-derive v0.0.4
[INFO] [stderr]    Compiling assert2 v0.3.16
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde-double-tag v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `JsonSchema` in `serde_double_tag`
[INFO] [stdout]   --> tests/serialize.rs:11:89
[INFO] [stdout]    |
[INFO] [stdout] 11 |     #[derive(serde_double_tag::Serialize, serde_double_tag::Deserialize, serde_double_tag::JsonSchema)]
[INFO] [stdout]    |                                                                                            ^^^^^^^^^^ could not find `JsonSchema` in `serde_double_tag`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 76 | #[cfg(feature = "schemars")]
[INFO] [stdout]    |       -------------------- the item is gated behind the `schemars` feature
[INFO] [stdout] 77 | #[cfg_attr(feature = "doc-cfg", doc(cfg(feature = "schemars")))]
[INFO] [stdout] 78 | pub use serde_double_tag_derive::JsonSchema;
[INFO] [stdout]    |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `JsonSchema` in `serde_double_tag`
[INFO] [stdout]   --> tests/serialize.rs:38:89
[INFO] [stdout]    |
[INFO] [stdout] 38 |     #[derive(serde_double_tag::Serialize, serde_double_tag::Deserialize, serde_double_tag::JsonSchema)]
[INFO] [stdout]    |                                                                                            ^^^^^^^^^^ could not find `JsonSchema` in `serde_double_tag`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 76 | #[cfg(feature = "schemars")]
[INFO] [stdout]    |       -------------------- the item is gated behind the `schemars` feature
[INFO] [stdout] 77 | #[cfg_attr(feature = "doc-cfg", doc(cfg(feature = "schemars")))]
[INFO] [stdout] 78 | pub use serde_double_tag_derive::JsonSchema;
[INFO] [stdout]    |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `JsonSchema` in `serde_double_tag`
[INFO] [stdout]   --> tests/serialize.rs:64:58
[INFO] [stdout]    |
[INFO] [stdout] 64 |     #[derive(serde_double_tag::Serialize, serde_double_tag::JsonSchema)]
[INFO] [stdout]    |                                                             ^^^^^^^^^^ could not find `JsonSchema` in `serde_double_tag`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 76 | #[cfg(feature = "schemars")]
[INFO] [stdout]    |       -------------------- the item is gated behind the `schemars` feature
[INFO] [stdout] 77 | #[cfg_attr(feature = "doc-cfg", doc(cfg(feature = "schemars")))]
[INFO] [stdout] 78 | pub use serde_double_tag_derive::JsonSchema;
[INFO] [stdout]    |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde-double-tag` (test "serialize") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "9145d28a2765e1c025980eca7e2a8f6f70fba693710405ec95c0a40c3dc8293a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9145d28a2765e1c025980eca7e2a8f6f70fba693710405ec95c0a40c3dc8293a", kill_on_drop: false }`
[INFO] [stdout] 9145d28a2765e1c025980eca7e2a8f6f70fba693710405ec95c0a40c3dc8293a