[INFO] fetching crate sign_mail 0.2.2...
[INFO] testing sign_mail-0.2.2 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate sign_mail 0.2.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate sign_mail 0.2.2 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate sign_mail 0.2.2
[INFO] finished tweaking crates.io crate sign_mail 0.2.2
[INFO] tweaked toml for crates.io crate sign_mail 0.2.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 99 packages to latest compatible versions
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.3.1)
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] c5f09c650e7bec60e85368c73c0b6cf60eab54c750f37073792ea1d2e6d3a291
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[INFO] [stderr]    Compiling sign_mail v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.69s
[INFO] running `Command { std: "docker" "inspect" "c5f09c650e7bec60e85368c73c0b6cf60eab54c750f37073792ea1d2e6d3a291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5f09c650e7bec60e85368c73c0b6cf60eab54c750f37073792ea1d2e6d3a291", kill_on_drop: false }`
[INFO] [stdout] c5f09c650e7bec60e85368c73c0b6cf60eab54c750f37073792ea1d2e6d3a291
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bfa5417704b1f3d89095eadf05a46088aa15f8273493d4d19af9b853e0214e3
[INFO] running `Command { std: "docker" "start" "-a" "9bfa5417704b1f3d89095eadf05a46088aa15f8273493d4d19af9b853e0214e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sign_mail v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "9bfa5417704b1f3d89095eadf05a46088aa15f8273493d4d19af9b853e0214e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bfa5417704b1f3d89095eadf05a46088aa15f8273493d4d19af9b853e0214e3", kill_on_drop: false }`
[INFO] [stdout] 9bfa5417704b1f3d89095eadf05a46088aa15f8273493d4d19af9b853e0214e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed672d4e639a78a1184279fac8b54c40724514eac4c3bc770a85b3bc5bef438e
[INFO] running `Command { std: "docker" "start" "-a" "ed672d4e639a78a1184279fac8b54c40724514eac4c3bc770a85b3bc5bef438e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sign_mail-eb430884701f7ef5)
[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 sign_mail
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/server.rs - server::ServerBuilder (line 71) ... FAILED
[INFO] [stdout] test src/server.rs - server::ServerHandle (line 168) ... FAILED
[INFO] [stdout] test src/server.rs - server::ServerHandle (line 184) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/server.rs - server::ServerBuilder (line 71) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/server.rs:82:14
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_server_rs_71_0() {
[INFO] [stdout]    |                                      ------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 14 |     .start().await.unwrap();
[INFO] [stdout]    |              ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/server.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_server_rs_71_0() {
[INFO] [stdout]    |                                      ------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 16 | server.await;
[INFO] [stdout]    |        ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0728`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/server.rs - server::ServerHandle (line 168) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/server.rs:179:14
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_server_rs_168_0() {
[INFO] [stdout]    |                                      -------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 14 |     .start().await.unwrap();
[INFO] [stdout]    |              ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/server.rs:182:8
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_server_rs_168_0() {
[INFO] [stdout]    |                                      -------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 17 | server.await.unwrap();
[INFO] [stdout]    |        ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/server.rs:177:20
[INFO] [stdout]     |
[INFO] [stdout] 12  |     .event_handler(do_stuff).unwrap()
[INFO] [stdout]     |      ------------- ^^^^^^^^ expected fn pointer, found fn item
[INFO] [stdout]     |      |
[INFO] [stdout]     |      arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected fn pointer `fn(sign_mail::ConnectionEvent<RemoteClient>) -> _`
[INFO] [stdout]                   found fn item `fn(sign_mail::ConnectionEvent<sign_mail::client::LocalClient>) -> impl Future<Output = ()> {do_stuff}`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/server.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn event_handler(mut self, handler: fn(ConnectionEvent<RemoteClient>) -> F) -> Result<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/server.rs - server::ServerHandle (line 184) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/server.rs:200:14
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_server_rs_184_0() {
[INFO] [stdout]    |                                      -------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 19 |     .start().await.expect("Couldn't start server!");
[INFO] [stdout]    |              ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/server.rs:203:8
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_server_rs_184_0() {
[INFO] [stdout]    |                                      -------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 22 | server.await;
[INFO] [stdout]    |        ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/server.rs:198:20
[INFO] [stdout]     |
[INFO] [stdout] 17  |     .event_handler(polite_stuff).unwrap()
[INFO] [stdout]     |      ------------- ^^^^^^^^^^^^ expected fn pointer, found fn item
[INFO] [stdout]     |      |
[INFO] [stdout]     |      arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected fn pointer `fn(sign_mail::ConnectionEvent<RemoteClient>) -> _`
[INFO] [stdout]                   found fn item `fn(sign_mail::ConnectionEvent<sign_mail::client::LocalClient>) -> impl Future<Output = ()> {polite_stuff}`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/server.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn event_handler(mut self, handler: fn(ConnectionEvent<RemoteClient>) -> F) -> Result<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/server.rs - server::ServerBuilder (line 71)
[INFO] [stdout]     src/server.rs - server::ServerHandle (line 168)
[INFO] [stdout]     src/server.rs - server::ServerHandle (line 184)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "ed672d4e639a78a1184279fac8b54c40724514eac4c3bc770a85b3bc5bef438e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed672d4e639a78a1184279fac8b54c40724514eac4c3bc770a85b3bc5bef438e", kill_on_drop: false }`
[INFO] [stdout] ed672d4e639a78a1184279fac8b54c40724514eac4c3bc770a85b3bc5bef438e
[INFO] testing sign_mail-0.2.2 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate sign_mail 0.2.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate sign_mail 0.2.2 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate sign_mail 0.2.2
[INFO] finished tweaking crates.io crate sign_mail 0.2.2
[INFO] tweaked toml for crates.io crate sign_mail 0.2.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 99 packages to latest compatible versions
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.3.1)
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.2)
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[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.7.0)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.34)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.7)
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed04c7790dba5a0f5cb006fb2fa72632ac9991c924d3c2b07fba261b5199d9e6
[INFO] running `Command { std: "docker" "start" "-a" "ed04c7790dba5a0f5cb006fb2fa72632ac9991c924d3c2b07fba261b5199d9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed04c7790dba5a0f5cb006fb2fa72632ac9991c924d3c2b07fba261b5199d9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed04c7790dba5a0f5cb006fb2fa72632ac9991c924d3c2b07fba261b5199d9e6", kill_on_drop: false }`
[INFO] [stdout] ed04c7790dba5a0f5cb006fb2fa72632ac9991c924d3c2b07fba261b5199d9e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1dde4b5e6f3b2c6cf01750c31555801891b4c8e9158d6322a10a95419abc4ca
[INFO] running `Command { std: "docker" "start" "-a" "c1dde4b5e6f3b2c6cf01750c31555801891b4c8e9158d6322a10a95419abc4ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
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[INFO] [stderr]    Compiling async-global-executor v2.4.1
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[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling sign_mail v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.59s
[INFO] running `Command { std: "docker" "inspect" "c1dde4b5e6f3b2c6cf01750c31555801891b4c8e9158d6322a10a95419abc4ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1dde4b5e6f3b2c6cf01750c31555801891b4c8e9158d6322a10a95419abc4ca", kill_on_drop: false }`
[INFO] [stdout] c1dde4b5e6f3b2c6cf01750c31555801891b4c8e9158d6322a10a95419abc4ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b75a1bb4db4d25c7050c3ee7c1cc012f5a155b5c4922975cf9ce7c96d6c24bbf
[INFO] running `Command { std: "docker" "start" "-a" "b75a1bb4db4d25c7050c3ee7c1cc012f5a155b5c4922975cf9ce7c96d6c24bbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling sign_mail v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "b75a1bb4db4d25c7050c3ee7c1cc012f5a155b5c4922975cf9ce7c96d6c24bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75a1bb4db4d25c7050c3ee7c1cc012f5a155b5c4922975cf9ce7c96d6c24bbf", kill_on_drop: false }`
[INFO] [stdout] b75a1bb4db4d25c7050c3ee7c1cc012f5a155b5c4922975cf9ce7c96d6c24bbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2fb0f2771b1350eacacc9ded43055699f1c5eb9dd6c4c7b714df682bc06a65b
[INFO] running `Command { std: "docker" "start" "-a" "f2fb0f2771b1350eacacc9ded43055699f1c5eb9dd6c4c7b714df682bc06a65b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sign_mail-eb430884701f7ef5)
[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 sign_mail
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/server.rs - server::ServerBuilder (line 71) ... FAILED
[INFO] [stdout] test src/server.rs - server::ServerHandle (line 168) ... FAILED
[INFO] [stdout] test src/server.rs - server::ServerHandle (line 184) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/server.rs - server::ServerBuilder (line 71) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/server.rs:82:14
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_server_rs_71_0() {
[INFO] [stdout]    |                                      ------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 14 |     .start().await.unwrap();
[INFO] [stdout]    |              ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/server.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_server_rs_71_0() {
[INFO] [stdout]    |                                      ------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 16 | server.await;
[INFO] [stdout]    |        ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0728`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/server.rs - server::ServerHandle (line 168) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/server.rs:179:14
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_server_rs_168_0() {
[INFO] [stdout]    |                                      -------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 14 |     .start().await.unwrap();
[INFO] [stdout]    |              ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/server.rs:182:8
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_server_rs_168_0() {
[INFO] [stdout]    |                                      -------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 17 | server.await.unwrap();
[INFO] [stdout]    |        ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/server.rs:177:20
[INFO] [stdout]     |
[INFO] [stdout] 12  |     .event_handler(do_stuff).unwrap()
[INFO] [stdout]     |      ------------- ^^^^^^^^ expected fn pointer, found fn item
[INFO] [stdout]     |      |
[INFO] [stdout]     |      arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected fn pointer `fn(sign_mail::ConnectionEvent<RemoteClient>) -> _`
[INFO] [stdout]                   found fn item `fn(sign_mail::ConnectionEvent<sign_mail::client::LocalClient>) -> impl Future<Output = ()> {do_stuff}`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/server.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn event_handler(mut self, handler: fn(ConnectionEvent<RemoteClient>) -> F) -> Result<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/server.rs - server::ServerHandle (line 184) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/server.rs:200:14
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_server_rs_184_0() {
[INFO] [stdout]    |                                      -------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 19 |     .start().await.expect("Couldn't start server!");
[INFO] [stdout]    |              ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/server.rs:203:8
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_server_rs_184_0() {
[INFO] [stdout]    |                                      -------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 22 | server.await;
[INFO] [stdout]    |        ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/server.rs:198:20
[INFO] [stdout]     |
[INFO] [stdout] 17  |     .event_handler(polite_stuff).unwrap()
[INFO] [stdout]     |      ------------- ^^^^^^^^^^^^ expected fn pointer, found fn item
[INFO] [stdout]     |      |
[INFO] [stdout]     |      arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected fn pointer `fn(sign_mail::ConnectionEvent<RemoteClient>) -> _`
[INFO] [stdout]                   found fn item `fn(sign_mail::ConnectionEvent<sign_mail::client::LocalClient>) -> impl Future<Output = ()> {polite_stuff}`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/server.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn event_handler(mut self, handler: fn(ConnectionEvent<RemoteClient>) -> F) -> Result<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/server.rs - server::ServerBuilder (line 71)
[INFO] [stdout]     src/server.rs - server::ServerHandle (line 168)
[INFO] [stdout]     src/server.rs - server::ServerHandle (line 184)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f2fb0f2771b1350eacacc9ded43055699f1c5eb9dd6c4c7b714df682bc06a65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2fb0f2771b1350eacacc9ded43055699f1c5eb9dd6c4c7b714df682bc06a65b", kill_on_drop: false }`
[INFO] [stdout] f2fb0f2771b1350eacacc9ded43055699f1c5eb9dd6c4c7b714df682bc06a65b
