[INFO] fetching crate tagname 0.3.1...
[INFO] testing tagname-0.3.1 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate tagname 0.3.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate tagname 0.3.1
[INFO] finished tweaking crates.io crate tagname 0.3.1
[INFO] tweaked toml for crates.io crate tagname 0.3.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tagname 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to highest compatible versions
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded target-tuple v1.0.2
[INFO] [stderr]   Downloaded trybuild v1.0.121
[INFO] [stderr]   Downloaded tagname_derive v0.3.1
[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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3
[INFO] running `Command { std: "docker" "start" "b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3", 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" "b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3" "/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" "b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3", 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" "b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling tagname_derive v0.3.1
[INFO] [stderr]    Compiling tagname v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3", 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" "b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-tuple v1.0.2
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling serde_spanned v1.1.1
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling glob v0.3.4
[INFO] [stderr]    Compiling toml v1.1.6+spec-1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling trybuild v1.0.121
[INFO] [stderr]    Compiling tagname v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/tagname.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Maybe(usize),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -     Maybe(usize),
[INFO] [stdout] 24 +     Maybe(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> tests/tagname.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Maybe2(usize, usize),
[INFO] [stdout]    |     ------ ^^^^^  ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 25 -     Maybe2(usize, usize),
[INFO] [stdout] 25 +     Maybe2((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/tagname.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Maybe3(Arbitrary),
[INFO] [stdout]    |     ------ ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 -     Maybe3(Arbitrary),
[INFO] [stdout] 26 +     Maybe3(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/tagname.rs:35:11
[INFO] [stdout]    |
[INFO] [stdout] 35 |     Maybe(usize),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 35 -     Maybe(usize),
[INFO] [stdout] 35 +     Maybe(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/tagname.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |     LowerWith(usize),
[INFO] [stdout]    |     --------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 45 -     LowerWith(usize),
[INFO] [stdout] 45 +     LowerWith(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/tagname.rs:47:15
[INFO] [stdout]    |
[INFO] [stdout] 47 |     UpperWith(usize),
[INFO] [stdout]    |     --------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 47 -     UpperWith(usize),
[INFO] [stdout] 47 +     UpperWith(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/tagname.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Normal(usize),
[INFO] [stdout]    |     ------ ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 48 -     Normal(usize),
[INFO] [stdout] 48 +     Normal(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.90s
[INFO] running `Command { std: "docker" "inspect" "b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3", 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" "b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/tagname.rs:24:11
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Maybe(usize),
[INFO] [stderr]    |     ----- ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 24 -     Maybe(usize),
[INFO] [stderr] 24 +     Maybe(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> tests/tagname.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Maybe2(usize, usize),
[INFO] [stderr]    |     ------ ^^^^^  ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 25 -     Maybe2(usize, usize),
[INFO] [stderr] 25 +     Maybe2((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/tagname.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Maybe3(Arbitrary),
[INFO] [stderr]    |     ------ ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 26 -     Maybe3(Arbitrary),
[INFO] [stderr] 26 +     Maybe3(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/tagname.rs:35:11
[INFO] [stderr]    |
[INFO] [stderr] 35 |     Maybe(usize),
[INFO] [stderr]    |     ----- ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 35 -     Maybe(usize),
[INFO] [stderr] 35 +     Maybe(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/tagname.rs:45:15
[INFO] [stderr]    |
[INFO] [stderr] 45 |     LowerWith(usize),
[INFO] [stderr]    |     --------- ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 45 -     LowerWith(usize),
[INFO] [stderr] 45 +     LowerWith(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/tagname.rs:47:15
[INFO] [stderr]    |
[INFO] [stderr] 47 |     UpperWith(usize),
[INFO] [stderr]    |     --------- ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 47 -     UpperWith(usize),
[INFO] [stderr] 47 +     UpperWith(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/tagname.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |     Normal(usize),
[INFO] [stderr]    |     ------ ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 48 -     Normal(usize),
[INFO] [stderr] 48 +     Normal(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `tagname` (test "tagname") generated 7 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tagname-95a767afe92bdf9f)
[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/compile_time_harness.rs (/opt/rustwide/target/debug/deps/compile_time_harness-c0c03bf38b5d84b1)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling unicode-ident v1.0.26
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tagname_derive v0.3.1
[INFO] [stderr]     Checking tagname v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tagname-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/tagname)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.33s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/compile_time_tests/bad-type-struct.rs ... ok
[INFO] [stderr] test tests/compile_time_tests/bad-type-union.rs ... ok
[INFO] [stderr] test tests/compile_time_tests/empty-enum.rs ... ok
[INFO] [stderr] test tests/compile_time_tests/tag_attribute_argument_empty.rs ... ok
[INFO] [stderr] test tests/compile_time_tests/tag_attribute_argument_is_not_assignment.rs ... ok
[INFO] [stderr] test tests/compile_time_tests/tag_attribute_argument_lhs_not_case.rs ... ok
[INFO] [stderr] test tests/compile_time_tests/tag_attribute_case_argument_is_not_string_literal.rs ... ok
[INFO] [stderr] test tests/compile_time_tests/tag_attribute_case_value_not_lower.rs ... ok
[INFO] [stderr] 
[INFO] [stdout] test ui ... ok
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.73s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tagname.rs (/opt/rustwide/target/debug/deps/tagname-e7ea99a28c9fe3be)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test complex_union_return_correct_tag_names ... ok
[INFO] [stdout] test simple_union_single_tag_return_correct_tag_names ... ok
[INFO] [stdout] test complex_union_single_tag_return_correct_tag_names ... ok
[INFO] [stdout] test simple_union_return_correct_tag_names ... ok
[INFO] [stdout] test diffrent_cases_are_applied ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tagname
[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" "b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3", kill_on_drop: false }`
[INFO] [stdout] b58703604fae4485ca0545a87d179ad1ad248107e6b3d5c52ad30426134422c3
