[INFO] fetching crate nu-serde 0.44.0...
[INFO] testing nu-serde-0.44.0 against beta-2025-04-13 for beta-1.87-1
[INFO] extracting crate nu-serde 0.44.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate nu-serde 0.44.0 on toolchain beta-2025-04-13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu-serde 0.44.0
[INFO] finished tweaking crates.io crate nu-serde 0.44.0
[INFO] tweaked toml for crates.io crate nu-serde 0.44.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 89 packages to latest compatible versions
[INFO] [stderr]       Adding bigdecimal v0.3.1 (available: v0.4.8)
[INFO] [stderr]       Adding nu-protocol v0.44.0 (available: v0.103.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.12)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffcdce16c4e106f8edc813fe7fee1422611b7f13a6ac0360b0c757f4ab913b8f
[INFO] running `Command { std: "docker" "start" "-a" "ffcdce16c4e106f8edc813fe7fee1422611b7f13a6ac0360b0c757f4ab913b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffcdce16c4e106f8edc813fe7fee1422611b7f13a6ac0360b0c757f4ab913b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffcdce16c4e106f8edc813fe7fee1422611b7f13a6ac0360b0c757f4ab913b8f", kill_on_drop: false }`
[INFO] [stdout] ffcdce16c4e106f8edc813fe7fee1422611b7f13a6ac0360b0c757f4ab913b8f
[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=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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e65f0411cfa9a6468003a81367efed960ef0d131ded9867426f6d5a064dcfea
[INFO] running `Command { std: "docker" "start" "-a" "0e65f0411cfa9a6468003a81367efed960ef0d131ded9867426f6d5a064dcfea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling pretty v0.5.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling nu-ansi-term v0.44.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling utf8-width v0.1.7
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling getset v0.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling nu-source v0.44.0
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling byte-unit v4.0.19
[INFO] [stderr]    Compiling serde_bytes v0.11.17
[INFO] [stderr]    Compiling chrono-humanize v0.2.3
[INFO] [stderr]    Compiling bigdecimal v0.3.1
[INFO] [stderr]    Compiling nu-errors v0.44.0
[INFO] [stderr]    Compiling nu-protocol v0.44.0
[INFO] [stderr]    Compiling nu-serde v0.44.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.45s
[INFO] running `Command { std: "docker" "inspect" "0e65f0411cfa9a6468003a81367efed960ef0d131ded9867426f6d5a064dcfea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e65f0411cfa9a6468003a81367efed960ef0d131ded9867426f6d5a064dcfea", kill_on_drop: false }`
[INFO] [stdout] 0e65f0411cfa9a6468003a81367efed960ef0d131ded9867426f6d5a064dcfea
[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=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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fe02634b40a2db4b7cf165f44c81be40bd0ff6f2d43c14865693709e3687fb3
[INFO] running `Command { std: "docker" "start" "-a" "5fe02634b40a2db4b7cf165f44c81be40bd0ff6f2d43c14865693709e3687fb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling insta v1.42.2
[INFO] [stderr]    Compiling nu-serde v0.44.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.70s
[INFO] running `Command { std: "docker" "inspect" "5fe02634b40a2db4b7cf165f44c81be40bd0ff6f2d43c14865693709e3687fb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe02634b40a2db4b7cf165f44c81be40bd0ff6f2d43c14865693709e3687fb3", kill_on_drop: false }`
[INFO] [stdout] 5fe02634b40a2db4b7cf165f44c81be40bd0ff6f2d43c14865693709e3687fb3
[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=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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 539b4e44eb9f521efa7714a7d302280229c16f3d2855add2f38661b5b83af760
[INFO] running `Command { std: "docker" "start" "-a" "539b4e44eb9f521efa7714a7d302280229c16f3d2855add2f38661b5b83af760", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nu_serde-b86334f08a6342ac)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::it_works_with_single_integers ... ok
[INFO] [stderr]    Doc-tests nu_serde
[INFO] [stdout] test test::it_serializes_return_value_list ... ok
[INFO] [stdout] test test::it_works_with_lists_of_values ... ok
[INFO] [stdout] test test::it_works_with_complex_structs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "539b4e44eb9f521efa7714a7d302280229c16f3d2855add2f38661b5b83af760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "539b4e44eb9f521efa7714a7d302280229c16f3d2855add2f38661b5b83af760", kill_on_drop: false }`
[INFO] [stdout] 539b4e44eb9f521efa7714a7d302280229c16f3d2855add2f38661b5b83af760