[INFO] fetching crate gumdrop 0.8.1...
[INFO] testing gumdrop-0.8.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate gumdrop 0.8.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate gumdrop 0.8.1
[INFO] finished tweaking crates.io crate gumdrop 0.8.1
[INFO] tweaked toml for crates.io crate gumdrop 0.8.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gumdrop 0.8.1 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 gumdrop 0.8.1 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" "+1.90.0" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded gumdrop_derive v0.8.1
[INFO] [stderr]   Downloaded assert_matches v1.3.0
[INFO] [stderr]   Downloaded quote v1.0.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.10
[INFO] [stderr]   Downloaded syn v1.0.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5f5ab83f422ede5f656747b3216b437560cfc067ec5ddb40f56381ebfcfbc48e
[INFO] running `Command { std: "docker" "start" "-a" "5f5ab83f422ede5f656747b3216b437560cfc067ec5ddb40f56381ebfcfbc48e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f5ab83f422ede5f656747b3216b437560cfc067ec5ddb40f56381ebfcfbc48e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f5ab83f422ede5f656747b3216b437560cfc067ec5ddb40f56381ebfcfbc48e", kill_on_drop: false }`
[INFO] [stdout] 5f5ab83f422ede5f656747b3216b437560cfc067ec5ddb40f56381ebfcfbc48e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9cf25c01321f0c7092670c4e65ccb67dfc1ae99618e505192a1f1e92629d7d83
[INFO] running `Command { std: "docker" "start" "-a" "9cf25c01321f0c7092670c4e65ccb67dfc1ae99618e505192a1f1e92629d7d83", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling gumdrop_derive v0.8.1
[INFO] [stderr]    Compiling gumdrop v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.37s
[INFO] running `Command { std: "docker" "inspect" "9cf25c01321f0c7092670c4e65ccb67dfc1ae99618e505192a1f1e92629d7d83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf25c01321f0c7092670c4e65ccb67dfc1ae99618e505192a1f1e92629d7d83", kill_on_drop: false }`
[INFO] [stdout] 9cf25c01321f0c7092670c4e65ccb67dfc1ae99618e505192a1f1e92629d7d83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c33861283f7a3cf0ea7993775b775f24a37270cf7c0f66749604fdafd8b54d8b
[INFO] running `Command { std: "docker" "start" "-a" "c33861283f7a3cf0ea7993775b775f24a37270cf7c0f66749604fdafd8b54d8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_matches v1.3.0
[INFO] [stderr]    Compiling gumdrop v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Opts` is never constructed
[INFO] [stdout]   --> tests/options.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     struct Opts {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Cmd` is never used
[INFO] [stdout]   --> tests/options.rs:56:10
[INFO] [stdout]    |
[INFO] [stdout] 56 |     enum Cmd {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FooOpts` is never constructed
[INFO] [stdout]   --> tests/options.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     struct FooOpts {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BarOpts` is never constructed
[INFO] [stdout]   --> tests/options.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     struct BarOpts {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "c33861283f7a3cf0ea7993775b775f24a37270cf7c0f66749604fdafd8b54d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c33861283f7a3cf0ea7993775b775f24a37270cf7c0f66749604fdafd8b54d8b", kill_on_drop: false }`
[INFO] [stdout] c33861283f7a3cf0ea7993775b775f24a37270cf7c0f66749604fdafd8b54d8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 950c10c6615e3cdeaa8c7254d0e1d293253003c7fd3b59b985b7cd269f9c5012
[INFO] running `Command { std: "docker" "start" "-a" "950c10c6615e3cdeaa8c7254d0e1d293253003c7fd3b59b985b7cd269f9c5012", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Opts` is never constructed
[INFO] [stderr]   --> tests/options.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     struct Opts {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Cmd` is never used
[INFO] [stderr]   --> tests/options.rs:56:10
[INFO] [stderr]    |
[INFO] [stderr] 56 |     enum Cmd {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FooOpts` is never constructed
[INFO] [stderr]   --> tests/options.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     struct FooOpts {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BarOpts` is never constructed
[INFO] [stderr]   --> tests/options.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 |     struct BarOpts {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `gumdrop` (test "options") generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gumdrop-9b86ecb9081eae6e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::test_parsing_style ... ok
[INFO] [stdout] test test::test_parser ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/options.rs (/opt/rustwide/target/debug/deps/options-cd7a65041bd2e1da)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test test_command ... ok
[INFO] [stdout] test test_command_usage ... ok
[INFO] [stdout] test test_default_parse ... ok
[INFO] [stdout] test test_default ... ok
[INFO] [stdout] test test_doc_help ... ok
[INFO] [stdout] test test_command_name ... ok
[INFO] [stdout] test test_failed_default ... ok
[INFO] [stdout] test test_doc_help_multiline ... ok
[INFO] [stdout] test test_failed_parse_free ... ok
[INFO] [stdout] test test_help_flag ... ok
[INFO] [stdout] test test_help_flag_command ... ok
[INFO] [stdout] test test_hygiene ... ok
[INFO] [stdout] test test_many_help_flags ... ok
[INFO] [stdout] test test_multi_free ... ok
[INFO] [stdout] test test_multi ... ok
[INFO] [stdout] test test_nested_command ... ok
[INFO] [stdout] test test_opt_count ... ok
[INFO] [stdout] test test_no_multi ... ok
[INFO] [stdout] test test_opt_free ... ok
[INFO] [stdout] test test_opt_bool ... ok
[INFO] [stdout] test test_opt_int ... ok
[INFO] [stdout] test test_opt_no_free ... ok
[INFO] [stdout] test test_opt_short_override ... ok
[INFO] [stdout] test test_opt_long ... ok
[INFO] [stdout] test test_opt_string ... ok
[INFO] [stdout] test test_no_help_flag ... ok
[INFO] [stdout] test test_opt_tuple ... ok
[INFO] [stdout] test test_opt_push ... ok
[INFO] [stdout] test test_parse ... ok
[INFO] [stdout] test test_required ... ok
[INFO] [stdout] test test_type_attrs ... ok
[INFO] [stdout] test test_required_help ... ok
[INFO] [stdout] test test_opt_short ... ok
[INFO] [stdout] test test_typed_free ... ok
[INFO] [stdout] test test_usage ... ok
[INFO] [stdout] test test_opt_tuple_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gumdrop
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - ParsingStyle (line 399) ... ok
[INFO] [stdout] test src/lib.rs - (line 141) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "950c10c6615e3cdeaa8c7254d0e1d293253003c7fd3b59b985b7cd269f9c5012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "950c10c6615e3cdeaa8c7254d0e1d293253003c7fd3b59b985b7cd269f9c5012", kill_on_drop: false }`
[INFO] [stdout] 950c10c6615e3cdeaa8c7254d0e1d293253003c7fd3b59b985b7cd269f9c5012