[INFO] fetching crate variantly 0.2.0... [INFO] testing variantly-0.2.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate variantly 0.2.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate variantly 0.2.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate variantly 0.2.0 [INFO] finished tweaking crates.io crate variantly 0.2.0 [INFO] tweaked toml for crates.io crate variantly 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded darling_macro v0.11.0 [INFO] [stderr] Downloaded darling v0.11.0 [INFO] [stderr] Downloaded darling_core v0.11.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3722cd43819b1e15796776672d9a253de444717b7b4f5be34b45b71b89e0be99 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3722cd43819b1e15796776672d9a253de444717b7b4f5be34b45b71b89e0be99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3722cd43819b1e15796776672d9a253de444717b7b4f5be34b45b71b89e0be99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3722cd43819b1e15796776672d9a253de444717b7b4f5be34b45b71b89e0be99", kill_on_drop: false }` [INFO] [stdout] 3722cd43819b1e15796776672d9a253de444717b7b4f5be34b45b71b89e0be99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2a57cff89a655f91c008c859916015cc3987b97f9e18cd3eaa9432ac23c992e8 [INFO] running `Command { std: "docker" "start" "-a" "2a57cff89a655f91c008c859916015cc3987b97f9e18cd3eaa9432ac23c992e8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Compiling darling_core v0.11.0 [INFO] [stderr] Compiling darling_macro v0.11.0 [INFO] [stderr] Compiling darling v0.11.0 [INFO] [stderr] Compiling variantly v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.89s [INFO] running `Command { std: "docker" "inspect" "2a57cff89a655f91c008c859916015cc3987b97f9e18cd3eaa9432ac23c992e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a57cff89a655f91c008c859916015cc3987b97f9e18cd3eaa9432ac23c992e8", kill_on_drop: false }` [INFO] [stdout] 2a57cff89a655f91c008c859916015cc3987b97f9e18cd3eaa9432ac23c992e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7da0f554d7aa2572d9db50294d6dc80b0ff9c3f78c5d9c189e07c1ef7ef99064 [INFO] running `Command { std: "docker" "start" "-a" "7da0f554d7aa2572d9db50294d6dc80b0ff9c3f78c5d9c189e07c1ef7ef99064", kill_on_drop: false }` [INFO] [stderr] Compiling variantly v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.71s [INFO] running `Command { std: "docker" "inspect" "7da0f554d7aa2572d9db50294d6dc80b0ff9c3f78c5d9c189e07c1ef7ef99064", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7da0f554d7aa2572d9db50294d6dc80b0ff9c3f78c5d9c189e07c1ef7ef99064", kill_on_drop: false }` [INFO] [stdout] 7da0f554d7aa2572d9db50294d6dc80b0ff9c3f78c5d9c189e07c1ef7ef99064 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5a90ccbe466575512706f708986d59092bccd6967cc561a811db3f8a0299ff86 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5a90ccbe466575512706f708986d59092bccd6967cc561a811db3f8a0299ff86", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/variantly-bd7323e87f97f862) [INFO] [stdout] running 0 tests [INFO] [stderr] Running tests/derived_and.rs (/opt/rustwide/target/debug/deps/derived_and-83387d8f7e57d9d2) [INFO] [stdout] [INFO] [stderr] Running tests/derived_and_then.rs (/opt/rustwide/target/debug/deps/derived_and_then-e01bd2c1e7c80abe) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] Running tests/derived_expect.rs (/opt/rustwide/target/debug/deps/derived_expect-4129fadff3f92be5) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test single_value_tuple ... ok [INFO] [stdout] test multi_value_tuple ... 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] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test multi_value_tuple ... ok [INFO] [stdout] test single_value_tuple ... 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] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test multi_value_tuple ... ok [INFO] [stdout] test single_value_tuple ... ok [INFO] [stderr] Running tests/derived_is_and_is_not.rs (/opt/rustwide/target/debug/deps/derived_is_and_is_not-155949406bf242ab) [INFO] [stdout] test single_value_tuple_panic - should panic ... ok [INFO] [stdout] test multi_value_tuple_panic - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tuple ... ok [INFO] [stdout] test unit ... ok [INFO] [stdout] test struct_like ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/derived_ok.rs (/opt/rustwide/target/debug/deps/derived_ok-5cd9e85e522e25d2) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test multi_value_tuple_deprecated ... ok [INFO] [stdout] test multi_value_tuple ... ok [INFO] [stdout] test single_value_tuple_deprecated ... ok [INFO] [stderr] Running tests/derived_ok_or.rs (/opt/rustwide/target/debug/deps/derived_ok_or-aac9417243a999d5) [INFO] [stdout] test single_value_tuple ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test multi_value_tuple ... ok [INFO] [stdout] test multi_value_tuple_deprecated ... ok [INFO] [stdout] test single_value_tuple ... ok [INFO] [stdout] test single_value_tuple_deprecated ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/derived_ok_or_else.rs (/opt/rustwide/target/debug/deps/derived_ok_or_else-b8ecb9c2ef271db9) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stderr] Running tests/derived_or.rs (/opt/rustwide/target/debug/deps/derived_or-ee2b9c663d690094) [INFO] [stdout] test multi_value_tuple ... ok [INFO] [stdout] test single_value_tuple ... ok [INFO] [stdout] test single_value_tuple_deprecated ... ok [INFO] [stdout] test multi_value_tuple_deprecated ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test single_value_tuple ... ok [INFO] [stdout] test multi_value_tuple ... 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/derived_or_else.rs (/opt/rustwide/target/debug/deps/derived_or_else-42cc7a86c12d3868) [INFO] [stdout] [INFO] [stderr] Running tests/derived_unwrap.rs (/opt/rustwide/target/debug/deps/derived_unwrap-9e6d060e039a6dcb) [INFO] [stdout] running 2 tests [INFO] [stdout] test multi_value_tuple ... ok [INFO] [stdout] test single_value_tuple ... 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] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test multi_value_tuple ... ok [INFO] [stdout] test single_value_tuple ... ok [INFO] [stderr] Running tests/derived_unwrap_or.rs (/opt/rustwide/target/debug/deps/derived_unwrap_or-b9379084973c1e46) [INFO] [stdout] test multi_value_tuple_panic - should panic ... ok [INFO] [stdout] test single_value_tuple_panic - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] Running tests/derived_unwrap_or_else.rs (/opt/rustwide/target/debug/deps/derived_unwrap_or_else-f1cc2e35bc7a8a35) [INFO] [stdout] [INFO] [stderr] Running tests/helper.rs (/opt/rustwide/target/debug/deps/helper-19691f8a386e7f56) [INFO] [stdout] running 2 tests [INFO] [stdout] test multi_value_tuple ... ok [INFO] [stdout] test single_value_tuple ... 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] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test single_value_tuple ... ok [INFO] [stdout] test multi_value_tuple ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests variantly [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] [stdout] running 16 tests [INFO] [stdout] test src/lib.rs - (line 313) ... ok [INFO] [stdout] test src/lib.rs - (line 4) ... ok [INFO] [stdout] test src/lib.rs - (line 426) ... ok [INFO] [stdout] test src/lib.rs - (line 128) ... ok [INFO] [stdout] test src/lib.rs - (line 77) ... ok [INFO] [stdout] test src/lib.rs - (line 102) ... ok [INFO] [stdout] test src/lib.rs - (line 160) ... ok [INFO] [stdout] test src/lib.rs - (line 290) ... ok [INFO] [stdout] test src/lib.rs - (line 410) ... ok [INFO] [stdout] test src/lib.rs - (line 270) ... ok [INFO] [stdout] test src/lib.rs - (line 215) ... ok [INFO] [stdout] test src/lib.rs - (line 388) ... ok [INFO] [stdout] test src/lib.rs - (line 338) ... ok [INFO] [stdout] test src/lib.rs - (line 241) ... ok [INFO] [stdout] test src/lib.rs - (line 363) ... ok [INFO] [stdout] test src/lib.rs - (line 189) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.31s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5a90ccbe466575512706f708986d59092bccd6967cc561a811db3f8a0299ff86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a90ccbe466575512706f708986d59092bccd6967cc561a811db3f8a0299ff86", kill_on_drop: false }` [INFO] [stdout] 5a90ccbe466575512706f708986d59092bccd6967cc561a811db3f8a0299ff86