[INFO] fetching crate variantly 0.2.0...
[INFO] testing variantly-0.2.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate variantly 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate variantly 0.2.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f79b0b9721f50eea82308917be328d58ea825ab97d5c8bc68eb7ad1badf250c4
[INFO] running `Command { std: "docker" "start" "-a" "f79b0b9721f50eea82308917be328d58ea825ab97d5c8bc68eb7ad1badf250c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f79b0b9721f50eea82308917be328d58ea825ab97d5c8bc68eb7ad1badf250c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f79b0b9721f50eea82308917be328d58ea825ab97d5c8bc68eb7ad1badf250c4", kill_on_drop: false }`
[INFO] [stdout] f79b0b9721f50eea82308917be328d58ea825ab97d5c8bc68eb7ad1badf250c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c07a36d9c0f131c6cb23b8f8fb3a8f5fd1eacd1387efd6f80dd731077849554
[INFO] running `Command { std: "docker" "start" "-a" "7c07a36d9c0f131c6cb23b8f8fb3a8f5fd1eacd1387efd6f80dd731077849554", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling uuid v0.8.2
[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 10.59s
[INFO] running `Command { std: "docker" "inspect" "7c07a36d9c0f131c6cb23b8f8fb3a8f5fd1eacd1387efd6f80dd731077849554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c07a36d9c0f131c6cb23b8f8fb3a8f5fd1eacd1387efd6f80dd731077849554", kill_on_drop: false }`
[INFO] [stdout] 7c07a36d9c0f131c6cb23b8f8fb3a8f5fd1eacd1387efd6f80dd731077849554
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1a7a37d0c87f97f387d7f8f14f20edb248a6ed5a985af054a469db327a713ff
[INFO] running `Command { std: "docker" "start" "-a" "b1a7a37d0c87f97f387d7f8f14f20edb248a6ed5a985af054a469db327a713ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling variantly v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "b1a7a37d0c87f97f387d7f8f14f20edb248a6ed5a985af054a469db327a713ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a7a37d0c87f97f387d7f8f14f20edb248a6ed5a985af054a469db327a713ff", kill_on_drop: false }`
[INFO] [stdout] b1a7a37d0c87f97f387d7f8f14f20edb248a6ed5a985af054a469db327a713ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c6e926fd28dcf94b83deadb0e809accd48047cff2b8e940198790233e3b598a
[INFO] running `Command { std: "docker" "start" "-a" "4c6e926fd28dcf94b83deadb0e809accd48047cff2b8e940198790233e3b598a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/variantly-c56f7da72f64ee33)
[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/derived_and.rs (/opt/rustwide/target/debug/deps/derived_and-f5593a28eb1b94e0)
[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] [stderr]      Running tests/derived_and_then.rs (/opt/rustwide/target/debug/deps/derived_and_then-3085dfe984b49c0b)
[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] [stderr]      Running tests/derived_expect.rs (/opt/rustwide/target/debug/deps/derived_expect-2b5efe465718eb5a)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test multi_value_tuple ... ok
[INFO] [stdout] test single_value_tuple ... ok
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derived_is_and_is_not.rs (/opt/rustwide/target/debug/deps/derived_is_and_is_not-ad0ef918a5c753e9)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test struct_like ... ok
[INFO] [stdout] test tuple ... ok
[INFO] [stdout] test unit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derived_ok.rs (/opt/rustwide/target/debug/deps/derived_ok-3aced858b9ba06ea)
[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 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derived_ok_or.rs (/opt/rustwide/target/debug/deps/derived_ok_or-d45011352f6fc491)
[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 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derived_ok_or_else.rs (/opt/rustwide/target/debug/deps/derived_ok_or_else-5d86dbfbbf593bdf)
[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 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derived_or.rs (/opt/rustwide/target/debug/deps/derived_or-4351c4c8a4ea85e3)
[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] [stderr]      Running tests/derived_or_else.rs (/opt/rustwide/target/debug/deps/derived_or_else-8391d88a44a94038)
[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] [stderr]      Running tests/derived_unwrap.rs (/opt/rustwide/target/debug/deps/derived_unwrap-19f66142b877d719)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test multi_value_tuple ... ok
[INFO] [stdout] test single_value_tuple ... ok
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derived_unwrap_or.rs (/opt/rustwide/target/debug/deps/derived_unwrap_or-cba5445d0c30a0e3)
[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] [stderr]      Running tests/derived_unwrap_or_else.rs (/opt/rustwide/target/debug/deps/derived_unwrap_or_else-aad0ce17f21e8d4d)
[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] [stderr]      Running tests/helper.rs (/opt/rustwide/target/debug/deps/helper-a63982c29a9faff0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests variantly
[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 426) ... ok
[INFO] [stdout] test src/lib.rs - (line 410) ... ok
[INFO] [stdout] test src/lib.rs - (line 215) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/lib.rs - (line 102) ... ok
[INFO] [stdout] test src/lib.rs - (line 388) ... ok
[INFO] [stdout] test src/lib.rs - (line 270) ... ok
[INFO] [stdout] test src/lib.rs - (line 77) ... ok
[INFO] [stdout] test src/lib.rs - (line 160) ... ok
[INFO] [stdout] test src/lib.rs - (line 363) ... ok
[INFO] [stdout] test src/lib.rs - (line 338) ... ok
[INFO] [stdout] test src/lib.rs - (line 290) ... ok
[INFO] [stdout] test src/lib.rs - (line 189) ... ok
[INFO] [stdout] test src/lib.rs - (line 241) ... ok
[INFO] [stdout] test src/lib.rs - (line 313) ... ok
[INFO] [stdout] test src/lib.rs - (line 128) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c6e926fd28dcf94b83deadb0e809accd48047cff2b8e940198790233e3b598a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6e926fd28dcf94b83deadb0e809accd48047cff2b8e940198790233e3b598a", kill_on_drop: false }`
[INFO] [stdout] 4c6e926fd28dcf94b83deadb0e809accd48047cff2b8e940198790233e3b598a