[INFO] fetching crate cismute 0.1.2...
[INFO] testing cismute-0.1.2 against beta-2022-09-25 for beta-1.65-1
[INFO] extracting crate cismute 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cismute 0.1.2 on toolchain beta-2022-09-25
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cismute 0.1.2
[INFO] finished tweaking crates.io crate cismute 0.1.2
[INFO] tweaked toml for crates.io crate cismute 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c68fe5112d72fbaf673792085c504b8cf2c731b3241ff8a63640a03b6758558
[INFO] running `Command { std: "docker" "start" "-a" "3c68fe5112d72fbaf673792085c504b8cf2c731b3241ff8a63640a03b6758558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c68fe5112d72fbaf673792085c504b8cf2c731b3241ff8a63640a03b6758558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c68fe5112d72fbaf673792085c504b8cf2c731b3241ff8a63640a03b6758558", kill_on_drop: false }`
[INFO] [stdout] 3c68fe5112d72fbaf673792085c504b8cf2c731b3241ff8a63640a03b6758558
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 834e78876db700b8688fb2caf91c4f316672ebc76e601b09ffa05194bc779c3b
[INFO] running `Command { std: "docker" "start" "-a" "834e78876db700b8688fb2caf91c4f316672ebc76e601b09ffa05194bc779c3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cismute v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "834e78876db700b8688fb2caf91c4f316672ebc76e601b09ffa05194bc779c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "834e78876db700b8688fb2caf91c4f316672ebc76e601b09ffa05194bc779c3b", kill_on_drop: false }`
[INFO] [stdout] 834e78876db700b8688fb2caf91c4f316672ebc76e601b09ffa05194bc779c3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e8f72a16f68c069ddc241b2d4a177de99b119a0cc6e4514cc75bb56ad8bbeb3
[INFO] running `Command { std: "docker" "start" "-a" "4e8f72a16f68c069ddc241b2d4a177de99b119a0cc6e4514cc75bb56ad8bbeb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling cismute v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "4e8f72a16f68c069ddc241b2d4a177de99b119a0cc6e4514cc75bb56ad8bbeb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e8f72a16f68c069ddc241b2d4a177de99b119a0cc6e4514cc75bb56ad8bbeb3", kill_on_drop: false }`
[INFO] [stdout] 4e8f72a16f68c069ddc241b2d4a177de99b119a0cc6e4514cc75bb56ad8bbeb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd85d6264351c2e8ac17946cced569b610fc8957025dda65fa036fc539f9a9f7
[INFO] running `Command { std: "docker" "start" "-a" "cd85d6264351c2e8ac17946cced569b610fc8957025dda65fa036fc539f9a9f7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cismute-8276e9376615cdac)
[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 cismute
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - switch (line 293) ... FAILED
[INFO] [stdout] test src/lib.rs - switch (line 309) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 74) ... ok
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - switch (line 293) stdout ----
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]  --> src/lib.rs:296:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | /     cismute::switch!(val; T => {
[INFO] [stdout] 7 | |         x: i32 => format!("got an i32: {x}"),
[INFO] [stdout] 8 | |         x: char => format!("got a char: {x}"),
[INFO] [stdout] 9 | |     }).unwrap_or_else(|x| format!("got something else: {x:?}"))
[INFO] [stdout]   | |______^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]   = note: this error originates in the macro `cismute::switch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - switch (line 309) stdout ----
[INFO] [stdout] error[E0658]: attributes on expressions are experimental
[INFO] [stdout]  --> src/lib.rs:312:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | /     cismute::switch!(val; T => {
[INFO] [stdout] 7 | |         x: i32 => format!("got an i32: {x}"),
[INFO] [stdout] 8 | |         x: char => format!("got a char: {x}"),
[INFO] [stdout] 9 | |     }).unwrap_or_else(|x| format!("got something else: {x:?}"))
[INFO] [stdout]   | |______^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
[INFO] [stdout]   = note: this error originates in the macro `cismute::switch` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - switch (line 293)
[INFO] [stdout]     src/lib.rs - switch (line 309)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.28s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "cd85d6264351c2e8ac17946cced569b610fc8957025dda65fa036fc539f9a9f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd85d6264351c2e8ac17946cced569b610fc8957025dda65fa036fc539f9a9f7", kill_on_drop: false }`
[INFO] [stdout] cd85d6264351c2e8ac17946cced569b610fc8957025dda65fa036fc539f9a9f7