[INFO] fetching crate describer 0.3.1...
[INFO] testing describer-0.3.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate describer 0.3.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate describer 0.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate describer 0.3.1
[INFO] tweaked toml for crates.io crate describer 0.3.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate describer 0.3.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate describer 0.3.1 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml_writer v1.0.6+spec-1.1.0
[INFO] [stderr]   Downloaded trybuild v1.0.114
[INFO] [stderr]   Downloaded serde_spanned v1.0.4
[INFO] [stderr]   Downloaded toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]   Downloaded target-triple v1.0.0
[INFO] [stderr]   Downloaded dissimilar v1.0.10
[INFO] [stderr]   Downloaded describer_derive v0.3.0
[INFO] [stderr]   Downloaded toml v0.9.11+spec-1.1.0
[INFO] [stderr]   Downloaded zmij v1.0.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1
[INFO] running `Command { std: "docker" "start" "2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling describer_derive v0.3.0
[INFO] [stderr]    Compiling describer v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 5.57s
[INFO] running `Command { std: "docker" "inspect" "2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling zmij v1.0.16
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling target-triple v1.0.0
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling toml_writer v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling dissimilar v1.0.10
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling serde_spanned v1.0.4
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling toml v0.9.11+spec-1.1.0
[INFO] [stderr]    Compiling trybuild v1.0.114
[INFO] [stderr]    Compiling describer v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 18.58s
[INFO] running `Command { std: "docker" "inspect" "2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test describer_trait::tests::primitives ... ok
[INFO] [stdout] test describer_trait::tests::result ... ok
[INFO] [stdout] test describer_trait::tests::optional ... ok
[INFO] [stdout] test describer_trait::tests::pointers ... ok
[INFO] [stdout] test describer_trait::tests::range ... ok
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/describer-0554eb1819192349)
[INFO] [stdout] test describer_trait::tests::collections ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/progress.rs (/opt/rustwide/target/release/deps/tests-67fa3ac98b8dbfb4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling describer_derive v0.3.0
[INFO] [stderr]    Compiling describer v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling describer-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/describer)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.89s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/simple.rs ... ok
[INFO] [stderr] test tests/multiple_types.rs ... ok
[INFO] [stderr] test tests/unit.rs ... ok
[INFO] [stderr] test tests/simple_enum.rs ... ok
[INFO] [stderr] test tests/optionals.rs ... ok
[INFO] [stderr] test tests/hide_optional.rs ... ok
[INFO] [stderr] test tests/linear_collections.rs ... ok
[INFO] [stderr] test tests/keyval_collections.rs ... ok
[INFO] [stderr] test tests/tuple.rs ... ok
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stdout] test tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.71s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests describer
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/../README.md - (line 142) ... ok
[INFO] [stdout] test src/../README.md - (line 230) ... ok
[INFO] [stdout] test src/../README.md - (line 273) ... ok
[INFO] [stdout] test src/../README.md - (line 48) ... ok
[INFO] [stdout] test src/../README.md - (line 291) ... ok
[INFO] [stdout] test src/../README.md - (line 124) ... ok
[INFO] [stdout] test src/../README.md - (line 316) ... ok
[INFO] [stdout] test src/../README.md - (line 159) ... ok
[INFO] [stdout] test src/../README.md - (line 190) ... ok
[INFO] [stdout] test src/../README.md - (line 331) ... ok
[INFO] [stdout] test src/../README.md - (line 254) ... ok
[INFO] [stdout] test src/../README.md - (line 97) ... ok
[INFO] [stdout] test src/../README.md - (line 176) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.51s; merged doctests compilation took 0.49s
[INFO] running `Command { std: "docker" "inspect" "2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1", kill_on_drop: false }`
[INFO] [stdout] 2490e28299e3e3b529f3641945867f6b5b316406774e2f8d1c35bad5111e9af1
