[INFO] fetching crate eyre-impl 0.1.0...
[INFO] testing eyre-impl-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate eyre-impl 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate eyre-impl 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eyre-impl 0.1.0
[INFO] finished tweaking crates.io crate eyre-impl 0.1.0
[INFO] tweaked toml for crates.io crate eyre-impl 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d65c65f1adb316cdae10921cfe8e871c1889934acc0fd4917ee14a44bf8bd52
[INFO] running `Command { std: "docker" "start" "-a" "1d65c65f1adb316cdae10921cfe8e871c1889934acc0fd4917ee14a44bf8bd52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d65c65f1adb316cdae10921cfe8e871c1889934acc0fd4917ee14a44bf8bd52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d65c65f1adb316cdae10921cfe8e871c1889934acc0fd4917ee14a44bf8bd52", kill_on_drop: false }`
[INFO] [stdout] 1d65c65f1adb316cdae10921cfe8e871c1889934acc0fd4917ee14a44bf8bd52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d9d61f71133cd19f2e0b9a1910d28e123487d5c8c7d731297387107913840b3
[INFO] running `Command { std: "docker" "start" "-a" "1d9d61f71133cd19f2e0b9a1910d28e123487d5c8c7d731297387107913840b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling eyre-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "1d9d61f71133cd19f2e0b9a1910d28e123487d5c8c7d731297387107913840b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d9d61f71133cd19f2e0b9a1910d28e123487d5c8c7d731297387107913840b3", kill_on_drop: false }`
[INFO] [stdout] 1d9d61f71133cd19f2e0b9a1910d28e123487d5c8c7d731297387107913840b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 586f3a1369bc6e92b47e7b1aac0ddcb8213b9f0a5644cd7592b27e2be318b77e
[INFO] running `Command { std: "docker" "start" "-a" "586f3a1369bc6e92b47e7b1aac0ddcb8213b9f0a5644cd7592b27e2be318b77e", kill_on_drop: false }`
[INFO] [stderr]    Compiling eyre-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "586f3a1369bc6e92b47e7b1aac0ddcb8213b9f0a5644cd7592b27e2be318b77e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "586f3a1369bc6e92b47e7b1aac0ddcb8213b9f0a5644cd7592b27e2be318b77e", kill_on_drop: false }`
[INFO] [stdout] 586f3a1369bc6e92b47e7b1aac0ddcb8213b9f0a5644cd7592b27e2be318b77e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2a745f2965f66806b847fa4eed3bf94c78d255d06c276e1b02dd02b7b5ff3f97
[INFO] running `Command { std: "docker" "start" "-a" "2a745f2965f66806b847fa4eed3bf94c78d255d06c276e1b02dd02b7b5ff3f97", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/eyre_impl-f9e0fb528c2e0376)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::no_digits ... ok
[INFO] [stdout] test tests::one_digit ... ok
[INFO] [stdout] test tests::two_digits ... 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]    Doc-tests eyre-impl
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - IntoErrorReporter (line 58) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - IntoErrorReporter (line 58) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `fallible_fn` in this scope
[INFO] [stdout]  --> src/lib.rs:59:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | let val = fallible_fn()
[INFO] [stdout]   |           ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:61:78
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_58_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | let val = fallible_fn()
[INFO] [stdout] 4 | |             .note("This function can only be used in certain situations")
[INFO] [stdout] 5 | |             .warn("Be careful not to use this fn in this specific situation")?;
[INFO] [stdout]   | |                                                                              ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 6 | | } _doctest_main_src_lib_rs_58_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - IntoErrorReporter (line 58)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "2a745f2965f66806b847fa4eed3bf94c78d255d06c276e1b02dd02b7b5ff3f97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a745f2965f66806b847fa4eed3bf94c78d255d06c276e1b02dd02b7b5ff3f97", kill_on_drop: false }`
[INFO] [stdout] 2a745f2965f66806b847fa4eed3bf94c78d255d06c276e1b02dd02b7b5ff3f97