[INFO] fetching crate easy_config 0.5.1...
[INFO] testing easy_config-0.5.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate easy_config 0.5.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate easy_config 0.5.1
[INFO] finished tweaking crates.io crate easy_config 0.5.1
[INFO] tweaked toml for crates.io crate easy_config 0.5.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate easy_config 0.5.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate easy_config 0.5.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded easy_config_derive v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dc18e428c4612c9878b3959378f663b41f61fc8807dd6b9e3c20d8656d0ebd9
[INFO] running `Command { std: "docker" "start" "-a" "4dc18e428c4612c9878b3959378f663b41f61fc8807dd6b9e3c20d8656d0ebd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dc18e428c4612c9878b3959378f663b41f61fc8807dd6b9e3c20d8656d0ebd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc18e428c4612c9878b3959378f663b41f61fc8807dd6b9e3c20d8656d0ebd9", kill_on_drop: false }`
[INFO] [stdout] 4dc18e428c4612c9878b3959378f663b41f61fc8807dd6b9e3c20d8656d0ebd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a44074be8b33aaf641ee5649c904d7c548f772ddc81f754a0964d4322e3eb096
[INFO] running `Command { std: "docker" "start" "-a" "a44074be8b33aaf641ee5649c904d7c548f772ddc81f754a0964d4322e3eb096", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling easy_config_derive v0.3.3
[INFO] [stderr]    Compiling easy_config v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `EzStruct` is never constructed
[INFO] [stdout]   --> src/tests/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct EzStruct {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ez_struct` is never used
[INFO] [stdout]   --> src/tests/mod.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn ez_struct() -> EzStruct {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.25s
[INFO] running `Command { std: "docker" "inspect" "a44074be8b33aaf641ee5649c904d7c548f772ddc81f754a0964d4322e3eb096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a44074be8b33aaf641ee5649c904d7c548f772ddc81f754a0964d4322e3eb096", kill_on_drop: false }`
[INFO] [stdout] a44074be8b33aaf641ee5649c904d7c548f772ddc81f754a0964d4322e3eb096
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 323867c26ed7ef7f35974ae9f7a850165fda2b4e5547ddcdbfd0ced4a4a32b0c
[INFO] running `Command { std: "docker" "start" "-a" "323867c26ed7ef7f35974ae9f7a850165fda2b4e5547ddcdbfd0ced4a4a32b0c", kill_on_drop: false }`
[INFO] [stdout] warning: struct `EzStruct` is never constructed
[INFO] [stdout]   --> src/tests/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct EzStruct {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling easy_config v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `ez_struct` is never used
[INFO] [stdout]   --> src/tests/mod.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn ez_struct() -> EzStruct {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "323867c26ed7ef7f35974ae9f7a850165fda2b4e5547ddcdbfd0ced4a4a32b0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323867c26ed7ef7f35974ae9f7a850165fda2b4e5547ddcdbfd0ced4a4a32b0c", kill_on_drop: false }`
[INFO] [stdout] 323867c26ed7ef7f35974ae9f7a850165fda2b4e5547ddcdbfd0ced4a4a32b0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf6e783f7b1c98f84a049e9b889b555d89a92b2f86c8afeed69c7d62886c6c07
[INFO] running `Command { std: "docker" "start" "-a" "bf6e783f7b1c98f84a049e9b889b555d89a92b2f86c8afeed69c7d62886c6c07", kill_on_drop: false }`
[INFO] [stderr] warning: struct `EzStruct` is never constructed
[INFO] [stderr]   --> src/tests/mod.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct EzStruct {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `ez_struct` is never used
[INFO] [stderr]   --> src/tests/mod.rs:43:4
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn ez_struct() -> EzStruct {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `easy_config` (lib) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/easy_config-1469234185dec8c0)
[INFO] [stdout] 
[INFO] [stdout] running 78 tests
[INFO] [stdout] test expression::tests::dump ... ok
[INFO] [stdout] test expression::tests::pretty_harder ... ok
[INFO] [stdout] test expression_iterator::tests::normalize_complete_struct ... ok
[INFO] [stdout] test expression_iterator::tests::normalize_complete_enum ... ok
[INFO] [stdout] test expression::tests::pretty_more_nested ... ok
[INFO] [stdout] test expression_iterator::tests::normalize_incomplete_enum ... ok
[INFO] [stdout] test expression::tests::pretty ... ok
[INFO] [stdout] test expression_iterator::tests::normalize_incomplete_struct ... ok
[INFO] [stdout] test expression_iterator::tests::normalize_struct_does_not_double_wrap ... ok
[INFO] [stdout] test lexer::tests::a_escaped_lparen_b ... ok
[INFO] [stdout] test lexer::tests::b_escaped_lparen ... ok
[INFO] [stdout] test lexer::tests::escaped_lparen_b ... ok
[INFO] [stdout] test lexer::tests::escaped_l_paren ... ok
[INFO] [stdout] test lexer::tests::long_test_1 ... ok
[INFO] [stdout] test lexer::tests::eat_rocket ... ok
[INFO] [stdout] test lexer::tests::lparen ... ok
[INFO] [stdout] test lexer::tests::lparen_rparen ... ok
[INFO] [stdout] test lexer::tests::lparen_rparen_comment ... ok
[INFO] [stdout] test lexer::tests::lparen_rparen_inline_comment ... ok
[INFO] [stdout] test parser::tests::presence ... ok
[INFO] [stdout] test parser::tests::parse_the_thing ... ok
[INFO] [stdout] test lexer::tests::rocket ... ok
[INFO] [stdout] test lexer::tests::rparen ... ok
[INFO] [stdout] test lexer::token::tests::invalid_identifier ... ok
[INFO] [stdout] test lexer::token::tests::valid_identifier ... ok
[INFO] [stdout] test parser::tests::binding ... ok
[INFO] [stdout] test parser::tests::parse_single_enum ... ok
[INFO] [stdout] test serialization::collections::tests::array_of_vecs ... ok
[INFO] [stdout] test serialization::collections::tests::array_strings ... ok
[INFO] [stdout] test serialization::collections::tests::array_roundtrip ... ok
[INFO] [stdout] test serialization::collections::tests::deserialize_vec ... ok
[INFO] [stdout] test lexer::tests::lparen_rocket_rparen ... ok
[INFO] [stdout] test serialization::collections::tests::deserialize_array ... ok
[INFO] [stdout] test parser::tests::collection ... ok
[INFO] [stdout] test serialization::collections::tests::complex_nested_structure ... ok
[INFO] [stdout] test lexer::tests::newline_inside ... ok
[INFO] [stdout] test parser::tests::bound_collection ... ok
[INFO] [stdout] test parser::tests::nesting ... ok
[INFO] [stdout] test serialization::collections::tests::deserialize_array_empty ... ok
[INFO] [stdout] test serialization::collections::tests::deserialize_array_wrong_cardinality_too_few ... ok
[INFO] [stdout] test serialization::collections::tests::deserialize_array_wrong_cardinality_too_many ... ok
[INFO] [stdout] test serialization::collections::tests::deserialize_vec_strings ... ok
[INFO] [stdout] test serialization::collections::tests::deserialize_hashmap ... ok
[INFO] [stdout] test serialization::collections::tests::deserialize_hashmap_empty ... ok
[INFO] [stdout] test serialization::collections::tests::hashmap_nested_maps ... ok
[INFO] [stdout] test serialization::collections::tests::hashmap_with_vec_values ... ok
[INFO] [stdout] test serialization::collections::tests::serialize_array ... ok
[INFO] [stdout] test serialization::collections::tests::serialize_hashmap_empty ... ok
[INFO] [stdout] test serialization::collections::tests::serialize_vec ... ok
[INFO] [stdout] test serialization::collections::tests::serialize_array_empty ... ok
[INFO] [stdout] test serialization::collections::tests::serialize_vec_strings ... ok
[INFO] [stdout] test serialization::option::tests::serialize_some_primitive ... ok
[INFO] [stdout] test serialization::option::tests::serialize_none ... ok
[INFO] [stdout] test serialization::primitives::tests::deserialize_bound_string_with_space ... ok
[INFO] [stdout] test serialization::collections::tests::vec_roundtrip ... ok
[INFO] [stdout] test serialization::primitives::tests::deserialize_string ... ok
[INFO] [stdout] test serialization::collections::tests::serialize_vec_empty ... ok
[INFO] [stdout] test serialization::primitives::tests::deserialize_string_with_space ... ok
[INFO] [stdout] test serialization::primitives::tests::serialize_string ... ok
[INFO] [stdout] test serialization::primitives::tests::serialize_string_with_space ... ok
[INFO] [stdout] test serialization::collections::tests::vec_of_arrays ... ok
[INFO] [stdout] test serialization::collections::tests::vec_nested ... ok
[INFO] [stdout] test serialization::collections::tests::serialize_hashmap ... ok
[INFO] [stdout] test serialization::collections::tests::deserialize_vec_empty ... ok
[INFO] [stdout] test serialization::tuples::tests::two_ply ... ok
[INFO] [stdout] test serialization::tuples::tests::two_ply_distinct_types ... ok
[INFO] [stdout] test tests::composite_tuple::tests::serialization ... ok
[INFO] [stdout] test tests::composite_tuple::tests::deserialization ... ok
[INFO] [stdout] test tests::simple_test::simple_tests::serialize ... ok
[INFO] [stdout] test serialization::collections::tests::hashmap_roundtrip ... ok
[INFO] [stdout] test serialization::option::tests::invalid_discriminant ... ok
[INFO] [stdout] test tests::vec_of_structs::tests::deserialize ... ok
[INFO] [stdout] test tests::simple_test::simple_tests::deserialize ... ok
[INFO] [stdout] test tests::vec_of_structs::tests::deserialize_name ... ok
[INFO] [stdout] test tests::vec_of_structs::tests::deserialize_other_partial_name ... ok
[INFO] [stdout] test tests::vec_of_structs::tests::deserialize_partial_name ... ok
[INFO] [stdout] test tests::vec_of_structs::tests::serialize_structs ... ok
[INFO] [stdout] test parser::tests::unclosed_list - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 78 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests easy_config
[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" "bf6e783f7b1c98f84a049e9b889b555d89a92b2f86c8afeed69c7d62886c6c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf6e783f7b1c98f84a049e9b889b555d89a92b2f86c8afeed69c7d62886c6c07", kill_on_drop: false }`
[INFO] [stdout] bf6e783f7b1c98f84a049e9b889b555d89a92b2f86c8afeed69c7d62886c6c07