[INFO] fetching crate fromenv 0.1.0...
[INFO] testing fromenv-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate fromenv 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate fromenv 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fromenv 0.1.0
[INFO] tweaked toml for crates.io crate fromenv 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fromenv 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fromenv 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 704bb0603cc15f3f6eece830cb95f96d3ac91787a5b9fe6bcdea77be7b2b5d9d
[INFO] running `Command { std: "docker" "start" "-a" "704bb0603cc15f3f6eece830cb95f96d3ac91787a5b9fe6bcdea77be7b2b5d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "704bb0603cc15f3f6eece830cb95f96d3ac91787a5b9fe6bcdea77be7b2b5d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "704bb0603cc15f3f6eece830cb95f96d3ac91787a5b9fe6bcdea77be7b2b5d9d", kill_on_drop: false }`
[INFO] [stdout] 704bb0603cc15f3f6eece830cb95f96d3ac91787a5b9fe6bcdea77be7b2b5d9d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab376fe69e62b331209e8b5d439714909752e51eacd38c3f813317ec3b0973e1
[INFO] running `Command { std: "docker" "start" "-a" "ab376fe69e62b331209e8b5d439714909752e51eacd38c3f813317ec3b0973e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling darling_core v0.21.1
[INFO] [stderr]    Compiling darling_macro v0.21.1
[INFO] [stderr]    Compiling darling v0.21.1
[INFO] [stderr]    Compiling fromenv-derive v0.1.0
[INFO] [stderr]    Compiling fromenv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.36s
[INFO] running `Command { std: "docker" "inspect" "ab376fe69e62b331209e8b5d439714909752e51eacd38c3f813317ec3b0973e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab376fe69e62b331209e8b5d439714909752e51eacd38c3f813317ec3b0973e1", kill_on_drop: false }`
[INFO] [stdout] ab376fe69e62b331209e8b5d439714909752e51eacd38c3f813317ec3b0973e1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5203e45a2b9dda01afc7e2df42abe315f444dfd4557c8e74e39f12cd412483e2
[INFO] running `Command { std: "docker" "start" "-a" "5203e45a2b9dda01afc7e2df42abe315f444dfd4557c8e74e39f12cd412483e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling winnow v0.7.12
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling toml_writer v1.0.2
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling secrecy v0.10.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling insta v1.43.1
[INFO] [stderr]    Compiling temp-env v0.3.6
[INFO] [stderr]    Compiling toml_parser v1.0.2
[INFO] [stderr]    Compiling toml_datetime v0.7.0
[INFO] [stderr]    Compiling serde_spanned v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling toml v0.9.5
[INFO] [stderr]    Compiling trybuild v1.0.110
[INFO] [stderr]    Compiling fromenv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.59s
[INFO] running `Command { std: "docker" "inspect" "5203e45a2b9dda01afc7e2df42abe315f444dfd4557c8e74e39f12cd412483e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5203e45a2b9dda01afc7e2df42abe315f444dfd4557c8e74e39f12cd412483e2", kill_on_drop: false }`
[INFO] [stdout] 5203e45a2b9dda01afc7e2df42abe315f444dfd4557c8e74e39f12cd412483e2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71e86557814bc8fcdee3e0c24607906d15f4de9663a66d8467de51a94eb352ac
[INFO] running `Command { std: "docker" "start" "-a" "71e86557814bc8fcdee3e0c24607906d15f4de9663a66d8467de51a94eb352ac", 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/fromenv-b90f202291a3a790)
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-59338d4c5f476b13)
[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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test builder_bypasses_invalid_env_values ... ok
[INFO] [stdout] test default_value_fallback ... ok
[INFO] [stdout] test builder_overrides_env_values ... ok
[INFO] [stdout] test env_variable_parsing ... ok
[INFO] [stdout] test requirements ... ok
[INFO] [stdout] test invalid_value_returns_error_despite_default ... ok
[INFO] [stdout] test optional_fields ... ok
[INFO] [stdout] test implicit_env_name_uses_uppercase_field ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/compiletest.rs (/opt/rustwide/target/debug/deps/compiletest-289e008232a25ae8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking secrecy v0.10.3
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking temp-env v0.3.6
[INFO] [stderr]     Checking insta v1.43.1
[INFO] [stderr]    Compiling darling_core v0.21.1
[INFO] [stderr]    Compiling darling_macro v0.21.1
[INFO] [stderr]    Compiling darling v0.21.1
[INFO] [stderr]    Compiling fromenv-derive v0.1.0
[INFO] [stderr]     Checking fromenv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking fromenv-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/fromenv)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.99s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/01-private-struct.rs ... ok
[INFO] [stderr] test tests/ui/02-nested-with-other-parameters.rs ... ok
[INFO] [stderr] test tests/ui/03-default-or-with-without-from.rs ... ok
[INFO] [stderr] test tests/ui/04-optional-field-with-default.rs ... ok
[INFO] [stderr] test tests/ui/05-unknown-parameter.rs ... ok
[INFO] [stderr] test tests/ui/06-empty-env-attribute.rs ... ok
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]      Running tests/errors.rs (/opt/rustwide/target/debug/deps/errors-266679cb787390aa)
[INFO] [stdout] test ui ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.50s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test captures_nested_errors ... ok
[INFO] [stdout] test missing_value_error ... ok
[INFO] [stdout] test parse_error ... ok
[INFO] [stdout] test captures_basic_errors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stderr]      Running tests/insta.rs (/opt/rustwide/target/debug/deps/insta-85ec47aa3993de3d)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test snapshot_as_documentation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/nested.rs (/opt/rustwide/target/debug/deps/nested-7fe916175858cc99)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test nested_builder_methods ... ok
[INFO] [stdout] test nested_config_structs ... ok
[INFO] [stdout] test optional_nested_structs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/with.rs (/opt/rustwide/target/debug/deps/with-77a7bfbc33ec8faa)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test collection_types ... ok
[INFO] [stdout] test with_custom_parser_function ... ok
[INFO] [stdout] test with_into_secret ... ok
[INFO] [stdout] test with_into_parser ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fromenv
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 22) - compile ... ok
[INFO] [stdout] test src/lib.rs - FromEnv (line 227) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 119) ... ok
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] test src/lib.rs - (line 142) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.59s; merged doctests compilation took 0.58s
[INFO] running `Command { std: "docker" "inspect" "71e86557814bc8fcdee3e0c24607906d15f4de9663a66d8467de51a94eb352ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71e86557814bc8fcdee3e0c24607906d15f4de9663a66d8467de51a94eb352ac", kill_on_drop: false }`
[INFO] [stdout] 71e86557814bc8fcdee3e0c24607906d15f4de9663a66d8467de51a94eb352ac