[INFO] fetching crate suspend_fn_proc_macro 0.1.0...
[INFO] testing suspend_fn_proc_macro-0.1.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate suspend_fn_proc_macro 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate suspend_fn_proc_macro 0.1.0
[INFO] finished tweaking crates.io crate suspend_fn_proc_macro 0.1.0
[INFO] tweaked toml for crates.io crate suspend_fn_proc_macro 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate suspend_fn_proc_macro 0.1.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffca55578c43a4f34e1483902114a0e785ff485cc9b74ab691e7ae0a7e1ef2b2
[INFO] running `Command { std: "docker" "start" "-a" "ffca55578c43a4f34e1483902114a0e785ff485cc9b74ab691e7ae0a7e1ef2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffca55578c43a4f34e1483902114a0e785ff485cc9b74ab691e7ae0a7e1ef2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffca55578c43a4f34e1483902114a0e785ff485cc9b74ab691e7ae0a7e1ef2b2", kill_on_drop: false }`
[INFO] [stdout] ffca55578c43a4f34e1483902114a0e785ff485cc9b74ab691e7ae0a7e1ef2b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b42bc2c64870a7e2f6e9723f06f8870d1fbfc15f4b3d4827724ceffa010f6ff
[INFO] running `Command { std: "docker" "start" "-a" "4b42bc2c64870a7e2f6e9723f06f8870d1fbfc15f4b3d4827724ceffa010f6ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling suspend_fn_proc_macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/expr.rs:231:26
[INFO] [stdout]     |
[INFO] [stdout] 231 |         for (_, expr) in &mut self.guard {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 231 -         for (_, expr) in &mut self.guard {
[INFO] [stdout] 231 +         while let Some((_, expr)) = &mut self.guard {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 231 -         for (_, expr) in &mut self.guard {
[INFO] [stdout] 231 +         if let Some((_, expr)) = &mut self.guard {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/stmt.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |         for (_, expr) in &mut self.init {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 17 -         for (_, expr) in &mut self.init {
[INFO] [stdout] 17 +         while let Some((_, expr)) = &mut self.init {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 17 -         for (_, expr) in &mut self.init {
[INFO] [stdout] 17 +         if let Some((_, expr)) = &mut self.init {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "4b42bc2c64870a7e2f6e9723f06f8870d1fbfc15f4b3d4827724ceffa010f6ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b42bc2c64870a7e2f6e9723f06f8870d1fbfc15f4b3d4827724ceffa010f6ff", kill_on_drop: false }`
[INFO] [stdout] 4b42bc2c64870a7e2f6e9723f06f8870d1fbfc15f4b3d4827724ceffa010f6ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f63c4eb986aa7cd29f37f184f28f07201f423a5b689fd922e9776f317698fb38
[INFO] running `Command { std: "docker" "start" "-a" "f63c4eb986aa7cd29f37f184f28f07201f423a5b689fd922e9776f317698fb38", kill_on_drop: false }`
[INFO] [stderr]    Compiling suspend_fn_proc_macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/expr.rs:231:26
[INFO] [stdout]     |
[INFO] [stdout] 231 |         for (_, expr) in &mut self.guard {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 231 -         for (_, expr) in &mut self.guard {
[INFO] [stdout] 231 +         while let Some((_, expr)) = &mut self.guard {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 231 -         for (_, expr) in &mut self.guard {
[INFO] [stdout] 231 +         if let Some((_, expr)) = &mut self.guard {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/stmt.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |         for (_, expr) in &mut self.init {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 17 -         for (_, expr) in &mut self.init {
[INFO] [stdout] 17 +         while let Some((_, expr)) = &mut self.init {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 17 -         for (_, expr) in &mut self.init {
[INFO] [stdout] 17 +         if let Some((_, expr)) = &mut self.init {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/expr.rs:231:26
[INFO] [stdout]     |
[INFO] [stdout] 231 |         for (_, expr) in &mut self.guard {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 231 -         for (_, expr) in &mut self.guard {
[INFO] [stdout] 231 +         while let Some((_, expr)) = &mut self.guard {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 231 -         for (_, expr) in &mut self.guard {
[INFO] [stdout] 231 +         if let Some((_, expr)) = &mut self.guard {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/stmt.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |         for (_, expr) in &mut self.init {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 17 -         for (_, expr) in &mut self.init {
[INFO] [stdout] 17 +         while let Some((_, expr)) = &mut self.init {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 17 -         for (_, expr) in &mut self.init {
[INFO] [stdout] 17 +         if let Some((_, expr)) = &mut self.init {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "f63c4eb986aa7cd29f37f184f28f07201f423a5b689fd922e9776f317698fb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f63c4eb986aa7cd29f37f184f28f07201f423a5b689fd922e9776f317698fb38", kill_on_drop: false }`
[INFO] [stdout] f63c4eb986aa7cd29f37f184f28f07201f423a5b689fd922e9776f317698fb38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 119ca51a64720469097c900064b9c42ea34a9ae173ad3f4255fe2cb832cb7012
[INFO] running `Command { std: "docker" "start" "-a" "119ca51a64720469097c900064b9c42ea34a9ae173ad3f4255fe2cb832cb7012", kill_on_drop: false }`
[INFO] [stderr] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/expr.rs:231:26
[INFO] [stderr]     |
[INFO] [stderr] 231 |         for (_, expr) in &mut self.guard {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 231 -         for (_, expr) in &mut self.guard {
[INFO] [stderr] 231 +         while let Some((_, expr)) = &mut self.guard {
[INFO] [stderr]     |
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 231 -         for (_, expr) in &mut self.guard {
[INFO] [stderr] 231 +         if let Some((_, expr)) = &mut self.guard {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stderr]   --> src/stmt.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 |         for (_, expr) in &mut self.init {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]    |
[INFO] [stderr] 17 -         for (_, expr) in &mut self.init {
[INFO] [stderr] 17 +         while let Some((_, expr)) = &mut self.init {
[INFO] [stderr]    |
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]    |
[INFO] [stderr] 17 -         for (_, expr) in &mut self.init {
[INFO] [stderr] 17 +         if let Some((_, expr)) = &mut self.init {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `suspend_fn_proc_macro` (lib) generated 2 warnings
[INFO] [stderr] warning: `suspend_fn_proc_macro` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/suspend_fn_proc_macro-0fe7052f55972daa)
[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] [stderr]    Doc-tests suspend_fn_proc_macro
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - add_import (line 45) ... FAILED
[INFO] [stdout] test src/wrap_expr.rs - wrap_expr::wrap_expr (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - add_import (line 45) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `suspend_fn`
[INFO] [stdout]  --> src/lib.rs:46:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use suspend_fn::__private::AsFuture;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `suspend_fn`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `suspend_fn`, use `cargo add suspend_fn` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/wrap_expr.rs - wrap_expr::wrap_expr (line 7) stdout ----
[INFO] [stdout] error: expected one of `!` or `[`, found `expr`
[INFO] [stdout]  --> src/wrap_expr.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | (no_await::Expr(#expr).as_future().await)
[INFO] [stdout]   |                  ^^^^ expected one of `!` or `[`
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]  --> src/wrap_expr.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_wrap_expr_rs_7_0() {
[INFO] [stdout]   |                                      --------------------------------------- this is not `async`
[INFO] [stdout] 3 | (no_await::Expr(#expr).as_future().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] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - add_import (line 45)
[INFO] [stdout]     src/wrap_expr.rs - wrap_expr::wrap_expr (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "119ca51a64720469097c900064b9c42ea34a9ae173ad3f4255fe2cb832cb7012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "119ca51a64720469097c900064b9c42ea34a9ae173ad3f4255fe2cb832cb7012", kill_on_drop: false }`
[INFO] [stdout] 119ca51a64720469097c900064b9c42ea34a9ae173ad3f4255fe2cb832cb7012