[INFO] fetching crate neon-serde3 0.10.0... [INFO] testing neon-serde3-0.10.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate neon-serde3 0.10.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate neon-serde3 0.10.0 [INFO] finished tweaking crates.io crate neon-serde3 0.10.0 [INFO] tweaked toml for crates.io crate neon-serde3 0.10.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate neon-serde3 0.10.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "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 neon v0.10.1 (available: v1.1.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83332a50295d773b4b9c9d62f8145557c414d87241f572e63cd8814d7822c2c4 [INFO] running `Command { std: "docker" "start" "-a" "83332a50295d773b4b9c9d62f8145557c414d87241f572e63cd8814d7822c2c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83332a50295d773b4b9c9d62f8145557c414d87241f572e63cd8814d7822c2c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83332a50295d773b4b9c9d62f8145557c414d87241f572e63cd8814d7822c2c4", kill_on_drop: false }` [INFO] [stdout] 83332a50295d773b4b9c9d62f8145557c414d87241f572e63cd8814d7822c2c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5e88ae871ad41df130d6e19b186becc2886a9452253083524553812c29e8a86 [INFO] running `Command { std: "docker" "start" "-a" "c5e88ae871ad41df130d6e19b186becc2886a9452253083524553812c29e8a86", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling neon-build v0.10.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling libloading v0.6.7 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling neon v0.10.1 [INFO] [stderr] Compiling neon-runtime v0.10.1 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling num v0.4.3 [INFO] [stderr] Compiling syn-mid v0.5.4 [INFO] [stderr] Compiling neon-macros v0.10.1 [INFO] [stderr] Compiling neon-serde3 v0.10.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.21s [INFO] running `Command { std: "docker" "inspect" "c5e88ae871ad41df130d6e19b186becc2886a9452253083524553812c29e8a86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5e88ae871ad41df130d6e19b186becc2886a9452253083524553812c29e8a86", kill_on_drop: false }` [INFO] [stdout] c5e88ae871ad41df130d6e19b186becc2886a9452253083524553812c29e8a86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 667629f843dc84ddc9014684b261ab299b198ac64bb154647a20b9fb2f471af6 [INFO] running `Command { std: "docker" "start" "-a" "667629f843dc84ddc9014684b261ab299b198ac64bb154647a20b9fb2f471af6", kill_on_drop: false }` [INFO] [stderr] Compiling neon-serde3 v0.10.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s [INFO] running `Command { std: "docker" "inspect" "667629f843dc84ddc9014684b261ab299b198ac64bb154647a20b9fb2f471af6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "667629f843dc84ddc9014684b261ab299b198ac64bb154647a20b9fb2f471af6", kill_on_drop: false }` [INFO] [stdout] 667629f843dc84ddc9014684b261ab299b198ac64bb154647a20b9fb2f471af6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ec78f1e38e0b5904f26a714d6550aad85db7bee82fba60499880d34a549a5a93 [INFO] running `Command { std: "docker" "start" "-a" "ec78f1e38e0b5904f26a714d6550aad85db7bee82fba60499880d34a549a5a93", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/neon_serde3-ea38a75a9c3b4f72) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::test_it_compiles ... ok [INFO] [stdout] test tests::test_it_compiles_2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests neon_serde3 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 31) - compile ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 31) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `neon_serde2` [INFO] [stdout] --> src/lib.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 5 | use neon_serde2 as neon_serde; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ no external crate `neon_serde2` [INFO] [stdout] [INFO] [stdout] error: cannot find derive macro `Serialize` in this scope [INFO] [stdout] --> src/lib.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Serialize, Debug, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Serialize` is imported here, but it is only a trait, without a derive macro [INFO] [stdout] --> src/lib.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 4 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope [INFO] [stdout] --> src/lib.rs:39:28 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Serialize, Debug, Deserialize)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Deserialize` is imported here, but it is only a trait, without a derive macro [INFO] [stdout] --> src/lib.rs:34:24 [INFO] [stdout] | [INFO] [stdout] 4 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:50:19 [INFO] [stdout] | [INFO] [stdout] 20 | .or_else(|e| cx.throw_error(e.to_string())) [INFO] [stdout] | ^ - type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 20 | .or_else(|e: /* Type */| cx.throw_error(e.to_string())) [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:65:19 [INFO] [stdout] | [INFO] [stdout] 35 | .or_else(|e| cx.throw_error(e.to_string())) [INFO] [stdout] | ^ - type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 35 | .or_else(|e: /* Type */| cx.throw_error(e.to_string())) [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0432. [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 31) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "ec78f1e38e0b5904f26a714d6550aad85db7bee82fba60499880d34a549a5a93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec78f1e38e0b5904f26a714d6550aad85db7bee82fba60499880d34a549a5a93", kill_on_drop: false }` [INFO] [stdout] ec78f1e38e0b5904f26a714d6550aad85db7bee82fba60499880d34a549a5a93