[INFO] fetching crate serde-enum-str 0.4.0...
[INFO] testing serde-enum-str-0.4.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate serde-enum-str 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate serde-enum-str 0.4.0
[INFO] finished tweaking crates.io crate serde-enum-str 0.4.0
[INFO] tweaked toml for crates.io crate serde-enum-str 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-enum-str 0.4.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.14.4 (available: v0.21.3)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0ccd4efa310a41f70caae6d96774b9459ab09514e854664cf438dfe0f2a894e
[INFO] running `Command { std: "docker" "start" "-a" "d0ccd4efa310a41f70caae6d96774b9459ab09514e854664cf438dfe0f2a894e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0ccd4efa310a41f70caae6d96774b9459ab09514e854664cf438dfe0f2a894e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ccd4efa310a41f70caae6d96774b9459ab09514e854664cf438dfe0f2a894e", kill_on_drop: false }`
[INFO] [stdout] d0ccd4efa310a41f70caae6d96774b9459ab09514e854664cf438dfe0f2a894e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 772997814b8e961bd070aa868a0808f3838c70dfb36d4d1e39884580d8c43f99
[INFO] running `Command { std: "docker" "start" "-a" "772997814b8e961bd070aa868a0808f3838c70dfb36d4d1e39884580d8c43f99", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling serde-rename-rule v0.2.2
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling serde-attributes v0.2.1
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling serde-enum-str v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.89s
[INFO] running `Command { std: "docker" "inspect" "772997814b8e961bd070aa868a0808f3838c70dfb36d4d1e39884580d8c43f99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "772997814b8e961bd070aa868a0808f3838c70dfb36d4d1e39884580d8c43f99", kill_on_drop: false }`
[INFO] [stdout] 772997814b8e961bd070aa868a0808f3838c70dfb36d4d1e39884580d8c43f99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40cd78bb0158f50f31257bc60b939380b71e6c41bc2b9bd62753dc03a1b7bc25
[INFO] running `Command { std: "docker" "start" "-a" "40cd78bb0158f50f31257bc60b939380b71e6c41bc2b9bd62753dc03a1b7bc25", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling serde-rename-rule v0.2.2
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling serde-attributes v0.2.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling serde-enum-str v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Foo` is never used
[INFO] [stdout]    --> tests/std.rs:288:10
[INFO] [stdout]     |
[INFO] [stdout] 288 |     enum Foo {
[INFO] [stdout]     |          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Foo` is never used
[INFO] [stdout]    --> tests/std.rs:299:10
[INFO] [stdout]     |
[INFO] [stdout] 299 |     enum Foo {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.61s
[INFO] running `Command { std: "docker" "inspect" "40cd78bb0158f50f31257bc60b939380b71e6c41bc2b9bd62753dc03a1b7bc25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40cd78bb0158f50f31257bc60b939380b71e6c41bc2b9bd62753dc03a1b7bc25", kill_on_drop: false }`
[INFO] [stdout] 40cd78bb0158f50f31257bc60b939380b71e6c41bc2b9bd62753dc03a1b7bc25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a5a0cb79c4bf632a2a8ea9496114995f33ccc8c2e98e4c73a407bcc9a6257e5
[INFO] running `Command { std: "docker" "start" "-a" "0a5a0cb79c4bf632a2a8ea9496114995f33ccc8c2e98e4c73a407bcc9a6257e5", kill_on_drop: false }`
[INFO] [stderr] warning: enum `Foo` is never used
[INFO] [stderr]    --> tests/std.rs:288:10
[INFO] [stderr]     |
[INFO] [stderr] 288 |     enum Foo {
[INFO] [stderr]     |          ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Foo` is never used
[INFO] [stderr]    --> tests/std.rs:299:10
[INFO] [stderr]     |
[INFO] [stderr] 299 |     enum Foo {
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `serde-enum-str` (test "std") 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/serde_enum_str-5d62f22913fdc708)
[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/std.rs (/opt/rustwide/target/debug/deps/std-c689199ebe805a8b)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test simple::test_de ... ok
[INFO] [stdout] test simple::test_from_str ... ok
[INFO] [stdout] test simple::test_to_string ... ok
[INFO] [stdout] test simple::test_ser ... ok
[INFO] [stdout] test simple::test_try_from_str ... ok
[INFO] [stdout] test simple::test_try_from_string ... ok
[INFO] [stdout] test with_from_str_other::test_de ... ok
[INFO] [stdout] test with_from_str_other::test_ser ... ok
[INFO] [stdout] test with_independent_rename::test_de ... ok
[INFO] [stdout] test with_independent_rename::test_ser ... ok
[INFO] [stdout] test with_independent_rename_all::test_de ... ok
[INFO] [stdout] test with_independent_rename_all::test_ser ... ok
[INFO] [stdout] test with_unit_other::test_de ... ok
[INFO] [stdout] test with_unit_other::test_ser ... ok
[INFO] [stdout] test without_other::test_de ... ok
[INFO] [stdout] test without_other::test_ser ... ok
[INFO] [stdout] test without_rename::test_de ... ok
[INFO] [stdout] test without_rename::test_ser ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_enum_str
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a5a0cb79c4bf632a2a8ea9496114995f33ccc8c2e98e4c73a407bcc9a6257e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a5a0cb79c4bf632a2a8ea9496114995f33ccc8c2e98e4c73a407bcc9a6257e5", kill_on_drop: false }`
[INFO] [stdout] 0a5a0cb79c4bf632a2a8ea9496114995f33ccc8c2e98e4c73a407bcc9a6257e5