[INFO] fetching crate smooth-json 0.2.7...
[INFO] testing smooth-json-0.2.7 against 1.90.0 for beta-1.91-3
[INFO] extracting crate smooth-json 0.2.7 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate smooth-json 0.2.7
[INFO] finished tweaking crates.io crate smooth-json 0.2.7
[INFO] tweaked toml for crates.io crate smooth-json 0.2.7 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate smooth-json 0.2.7 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate smooth-json 0.2.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f55fe641888b747cfa134a89f6e9cb8b491994da9f1818cb3fe193422c253a53
[INFO] running `Command { std: "docker" "start" "-a" "f55fe641888b747cfa134a89f6e9cb8b491994da9f1818cb3fe193422c253a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f55fe641888b747cfa134a89f6e9cb8b491994da9f1818cb3fe193422c253a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f55fe641888b747cfa134a89f6e9cb8b491994da9f1818cb3fe193422c253a53", kill_on_drop: false }`
[INFO] [stdout] f55fe641888b747cfa134a89f6e9cb8b491994da9f1818cb3fe193422c253a53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c02bdfd9103539c338add92c9634b604bb8dc059a7e78186cb4365a8c948b44
[INFO] running `Command { std: "docker" "start" "-a" "9c02bdfd9103539c338add92c9634b604bb8dc059a7e78186cb4365a8c948b44", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling smooth-json v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "9c02bdfd9103539c338add92c9634b604bb8dc059a7e78186cb4365a8c948b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c02bdfd9103539c338add92c9634b604bb8dc059a7e78186cb4365a8c948b44", kill_on_drop: false }`
[INFO] [stdout] 9c02bdfd9103539c338add92c9634b604bb8dc059a7e78186cb4365a8c948b44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ac4279f6bef48e13489a68d9e009aa6f937b83f1bb3f876f5bbfce7fa2dac92
[INFO] running `Command { std: "docker" "start" "-a" "6ac4279f6bef48e13489a68d9e009aa6f937b83f1bb3f876f5bbfce7fa2dac92", kill_on_drop: false }`
[INFO] [stderr]    Compiling smooth-json v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "6ac4279f6bef48e13489a68d9e009aa6f937b83f1bb3f876f5bbfce7fa2dac92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ac4279f6bef48e13489a68d9e009aa6f937b83f1bb3f876f5bbfce7fa2dac92", kill_on_drop: false }`
[INFO] [stdout] 6ac4279f6bef48e13489a68d9e009aa6f937b83f1bb3f876f5bbfce7fa2dac92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8631039d0c2afd84a80b23d5bcabd8a76909dc8eb04ae25b936cf57d4b6887f0
[INFO] running `Command { std: "docker" "start" "-a" "8631039d0c2afd84a80b23d5bcabd8a76909dc8eb04ae25b936cf57d4b6887f0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/smooth_json-cfc8544b00d9f7a1)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::arr_empty_key ... ok
[INFO] [stdout] test tests::array_no_collision ... ok
[INFO] [stdout] test tests::array_preserve ... ok
[INFO] [stdout] test tests::collision_array ... ok
[INFO] [stdout] test tests::custom_separator ... ok
[INFO] [stdout] test tests::nested_array_preserve ... ok
[INFO] [stdout] test tests::object ... ok
[INFO] [stdout] test tests::serde_example ... ok
[INFO] [stdout] test tests::nested_arrays ... ok
[INFO] [stdout] test tests::only_value ... ok
[INFO] [stdout] test tests::array ... ok
[INFO] [stdout] test tests::collision_object ... ok
[INFO] [stdout] test tests::nested_arrays_and_objects ... ok
[INFO] [stdout] test tests::arr_no_key ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests smooth_json
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - Flattener (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Flattener::alt_array_flattening (line 34) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - Flattener<'a>::new (line 76) ... ok
[INFO] [stdout] test src/lib.rs - Flattener<'a>::flatten (line 94) ... ok
[INFO] [stdout] test src/lib.rs - Flattener<'a> (line 60) ... ok
[INFO] [stdout] test src/lib.rs - Flattener::preserve_arrays (line 41) ... ok
[INFO] [stdout] test src/lib.rs - Flattener::separator (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8631039d0c2afd84a80b23d5bcabd8a76909dc8eb04ae25b936cf57d4b6887f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8631039d0c2afd84a80b23d5bcabd8a76909dc8eb04ae25b936cf57d4b6887f0", kill_on_drop: false }`
[INFO] [stdout] 8631039d0c2afd84a80b23d5bcabd8a76909dc8eb04ae25b936cf57d4b6887f0