[INFO] fetching crate differs 0.0.1...
[INFO] testing differs-0.0.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate differs 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate differs 0.0.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate differs 0.0.1
[INFO] tweaked toml for crates.io crate differs 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate differs 0.0.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate differs 0.0.1 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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] 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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85d84c15e7078a2602666cbb9a3b8e45f2c9e1878009613a1e205aa573f87548
[INFO] running `Command { std: "docker" "start" "-a" "85d84c15e7078a2602666cbb9a3b8e45f2c9e1878009613a1e205aa573f87548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85d84c15e7078a2602666cbb9a3b8e45f2c9e1878009613a1e205aa573f87548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85d84c15e7078a2602666cbb9a3b8e45f2c9e1878009613a1e205aa573f87548", kill_on_drop: false }`
[INFO] [stdout] 85d84c15e7078a2602666cbb9a3b8e45f2c9e1878009613a1e205aa573f87548
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53f7a48f83e5f0e8cdc7ff20586876994e8d5b6192414344bd46932f44034630
[INFO] running `Command { std: "docker" "start" "-a" "53f7a48f83e5f0e8cdc7ff20586876994e8d5b6192414344bd46932f44034630", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling differs-derive v0.0.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling differs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.61s
[INFO] running `Command { std: "docker" "inspect" "53f7a48f83e5f0e8cdc7ff20586876994e8d5b6192414344bd46932f44034630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f7a48f83e5f0e8cdc7ff20586876994e8d5b6192414344bd46932f44034630", kill_on_drop: false }`
[INFO] [stdout] 53f7a48f83e5f0e8cdc7ff20586876994e8d5b6192414344bd46932f44034630
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c07067bdbd356e9c8c3843689ba6ed3a401a05f428a9ce8bcdec01f3834d2ec2
[INFO] running `Command { std: "docker" "start" "-a" "c07067bdbd356e9c8c3843689ba6ed3a401a05f428a9ce8bcdec01f3834d2ec2", kill_on_drop: false }`
[INFO] [stderr]    Compiling differs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "c07067bdbd356e9c8c3843689ba6ed3a401a05f428a9ce8bcdec01f3834d2ec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c07067bdbd356e9c8c3843689ba6ed3a401a05f428a9ce8bcdec01f3834d2ec2", kill_on_drop: false }`
[INFO] [stdout] c07067bdbd356e9c8c3843689ba6ed3a401a05f428a9ce8bcdec01f3834d2ec2
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 98269e76bd4e0cff253a8e723ba5e39cf8c815288835a2d38a57ad27b9a8ef0c
[INFO] running `Command { std: "docker" "start" "-a" "98269e76bd4e0cff253a8e723ba5e39cf8c815288835a2d38a57ad27b9a8ef0c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/differs-d16c6eff72792f64)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_diff_derive.rs (/opt/rustwide/target/debug/deps/test_diff_derive-0edce7d93e89ad7b)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test hashmap_add_remove_entry ... ok
[INFO] [stdout] test test_empty_vec_to_populated ... ok
[INFO] [stdout] test test_hashset_changes ... ok
[INFO] [stdout] test nested_change_is_propagated ... ok
[INFO] [stdout] test test_changed_macro ... ok
[INFO] [stdout] test test_no_changes ... ok
[INFO] [stdout] test test_populated_vec_to_empty ... ok
[INFO] [stdout] test test_hashmap_changes ... ok
[INFO] [stdout] test test_skipped_fields ... ok
[INFO] [stdout] test test_vec_additions_and_removals ... ok
[INFO] [stdout] test test_scalar_changes ... ok
[INFO] [stdout] test test_nested_struct_changes ... ok
[INFO] [stdout] test test_vec_moves ... ok
[INFO] [stdout] test vec_added_at_and_added ... ok
[INFO] [stdout] test test_whole_struct_change ... ok
[INFO] [stdout] test vec_move_and_removal ... ok
[INFO] [stdout] test hashset_added_and_removed ... ok
[INFO] [stdout] test scalar_change_yields_variant ... ok
[INFO] [stdout] test self_snapshot_emitted_when_anything_changed ... ok
[INFO] [stdout] test test_changed_macro_with_snapshot ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_fields_derive.rs (/opt/rustwide/target/debug/deps/test_fields_derive-ddd9ccfb06f34b94)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test test_container_fields ... ok
[INFO] [stdout] test scalar_field_path ... ok
[INFO] [stdout] test test_enum_proxy_as_field ... ok
[INFO] [stdout] test nested_field_paths ... ok
[INFO] [stdout] test test_enum_struct_variants ... ok
[INFO] [stdout] test test_field_name_methods ... ok
[INFO] [stdout] test test_has_fields_trait ... ok
[INFO] [stdout] test test_enum_unit_variants ... ok
[INFO] [stdout] test test_field_comparison_and_hashing ... ok
[INFO] [stdout] test test_field_name_static_construction ... ok
[INFO] [stdout] test test_multiple_enum_variants_same_name_different_types ... ok
[INFO] [stdout] test test_nested_struct_fields ... ok
[INFO] [stdout] test test_root_fields_as_field ... ok
[INFO] [stdout] test test_as_field_trait ... ok
[INFO] [stdout] test test_nested_field_chaining ... ok
[INFO] [stdout] test test_enum_tuple_variants ... ok
[INFO] [stdout] test test_simple_struct_fields ... ok
[INFO] [stdout] test test_skipped_fields ... ok
[INFO] [stdout] test test_tuple_struct_fields ... ok
[INFO] [stdout] test test_unit_struct_fields ... ok
[INFO] [stdout] test tuple_struct_items ... ok
[INFO] [stdout] test enum_variant_paths ... ok
[INFO] [stderr]    Doc-tests differs
[INFO] [stdout] test fieldname_join_helper ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "98269e76bd4e0cff253a8e723ba5e39cf8c815288835a2d38a57ad27b9a8ef0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98269e76bd4e0cff253a8e723ba5e39cf8c815288835a2d38a57ad27b9a8ef0c", kill_on_drop: false }`
[INFO] [stdout] 98269e76bd4e0cff253a8e723ba5e39cf8c815288835a2d38a57ad27b9a8ef0c