[INFO] fetching crate variant_counter 0.4.0...
[INFO] testing variant_counter-0.4.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate variant_counter 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate variant_counter 0.4.0
[INFO] finished tweaking crates.io crate variant_counter 0.4.0
[INFO] tweaked toml for crates.io crate variant_counter 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate variant_counter 0.4.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate variant_counter 0.4.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17f4446bc8c18b9c1e91c8e3a776e0cab68100f7c99a622c899302beb1fbfb8f
[INFO] running `Command { std: "docker" "start" "-a" "17f4446bc8c18b9c1e91c8e3a776e0cab68100f7c99a622c899302beb1fbfb8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17f4446bc8c18b9c1e91c8e3a776e0cab68100f7c99a622c899302beb1fbfb8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f4446bc8c18b9c1e91c8e3a776e0cab68100f7c99a622c899302beb1fbfb8f", kill_on_drop: false }`
[INFO] [stdout] 17f4446bc8c18b9c1e91c8e3a776e0cab68100f7c99a622c899302beb1fbfb8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36e33ea642d01c1031f4254e68984765bcdb11a4ca9865f64b4be3e4b8621850
[INFO] running `Command { std: "docker" "start" "-a" "36e33ea642d01c1031f4254e68984765bcdb11a4ca9865f64b4be3e4b8621850", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling variant_counter_derived v0.4.0
[INFO] [stderr]    Compiling variant_counter v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.50s
[INFO] running `Command { std: "docker" "inspect" "36e33ea642d01c1031f4254e68984765bcdb11a4ca9865f64b4be3e4b8621850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e33ea642d01c1031f4254e68984765bcdb11a4ca9865f64b4be3e4b8621850", kill_on_drop: false }`
[INFO] [stdout] 36e33ea642d01c1031f4254e68984765bcdb11a4ca9865f64b4be3e4b8621850
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d225d9a55eef885944dcf5465eadc7f9d409f128aaf109c04a146d8653e936d
[INFO] running `Command { std: "docker" "start" "-a" "1d225d9a55eef885944dcf5465eadc7f9d409f128aaf109c04a146d8653e936d", kill_on_drop: false }`
[INFO] [stderr]    Compiling variant_counter v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]  --> examples/platform.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(VariantCount)]
[INFO] [stdout]   |          ------------ the lifetime is named here
[INFO] [stdout] 5 | enum Platform {
[INFO] [stdout]   |      ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum Platform<'a> {
[INFO] [stdout]   |              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "1d225d9a55eef885944dcf5465eadc7f9d409f128aaf109c04a146d8653e936d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d225d9a55eef885944dcf5465eadc7f9d409f128aaf109c04a146d8653e936d", kill_on_drop: false }`
[INFO] [stdout] 1d225d9a55eef885944dcf5465eadc7f9d409f128aaf109c04a146d8653e936d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b3c9c7efdf1e87198d7d775cda9e9b9baf5cf66e8b57e6d443a188845e52685
[INFO] running `Command { std: "docker" "start" "-a" "2b3c9c7efdf1e87198d7d775cda9e9b9baf5cf66e8b57e6d443a188845e52685", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]  --> examples/platform.rs:5:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(VariantCount)]
[INFO] [stderr]   |          ------------ the lifetime is named here
[INFO] [stderr] 5 | enum Platform {
[INFO] [stderr]   |      ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]   |
[INFO] [stderr]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]   |
[INFO] [stderr] 5 | enum Platform<'a> {
[INFO] [stderr]   |              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `variant_counter` (example "platform") generated 1 warning (run `cargo fix --example "platform" -p variant_counter` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/variant_counter-ab806a197f06ebb5)
[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/basic.rs (/opt/rustwide/target/debug/deps/basic-11a7f4f7499df81a)
[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/complex.rs (/opt/rustwide/target/debug/deps/complex-cd4dba3df0569ad5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_complex ... ok
[INFO] [stderr]      Running tests/generics.rs (/opt/rustwide/target/debug/deps/generics-9abab083c947c66d)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] [stderr]      Running tests/group.rs (/opt/rustwide/target/debug/deps/group-453b243fb8c10ae2)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/ignore.rs (/opt/rustwide/target/debug/deps/ignore-c04a8d18ce7c9a80)
[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 1 test
[INFO] [stdout] test test_ignore ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/no_std.rs (/opt/rustwide/target/debug/deps/no_std-96acd23d026432d9)
[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/stats.rs (/opt/rustwide/target/debug/deps/stats-777804e7a965f404)
[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/weight.rs (/opt/rustwide/target/debug/deps/weight-730817387f8656f2)
[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]    Doc-tests variant_counter
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - (line 111) ... ignored
[INFO] [stdout] test src/lib.rs - (line 31) ... ignored
[INFO] [stdout] test src/lib.rs - (line 39) ... ignored
[INFO] [stdout] test src/lib.rs - (line 47) ... ignored
[INFO] [stdout] test src/lib.rs - (line 72) ... ignored
[INFO] [stdout] test src/lib.rs - (line 80) ... ignored
[INFO] [stdout] test src/lib.rs - (line 127) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 167) ... ok
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] test src/lib.rs - (line 86) ... ok
[INFO] [stdout] test src/lib.rs - VariantCount (line 260) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 127) stdout ----
[INFO] [stdout] error[E0599]: no method named `avg` found for struct `RatingWeighted<'a>` in the current scope
[INFO] [stdout]    --> src/lib.rs:153:3
[INFO] [stdout]     |
[INFO] [stdout] 130 | #[derive(VariantCount)]
[INFO] [stdout]     |          ------------ method `avg` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 153 | w.avg();
[INFO] [stdout]     |   ^^^ method not found in `RatingWeighted<'_>`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `variance` found for struct `RatingWeighted<'a>` in the current scope
[INFO] [stdout]    --> src/lib.rs:156:3
[INFO] [stdout]     |
[INFO] [stdout] 130 | #[derive(VariantCount)]
[INFO] [stdout]     |          ------------ method `variance` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 156 | w.variance();
[INFO] [stdout]     |   ^^^^^^^^ method not found in `RatingWeighted<'_>`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `sd` found for struct `RatingWeighted<'a>` in the current scope
[INFO] [stdout]    --> src/lib.rs:159:3
[INFO] [stdout]     |
[INFO] [stdout] 130 | #[derive(VariantCount)]
[INFO] [stdout]     |          ------------ method `sd` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 159 | w.sd();
[INFO] [stdout]     |   ^^ method not found in `RatingWeighted<'_>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 127)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 6 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "2b3c9c7efdf1e87198d7d775cda9e9b9baf5cf66e8b57e6d443a188845e52685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3c9c7efdf1e87198d7d775cda9e9b9baf5cf66e8b57e6d443a188845e52685", kill_on_drop: false }`
[INFO] [stdout] 2b3c9c7efdf1e87198d7d775cda9e9b9baf5cf66e8b57e6d443a188845e52685