[INFO] fetching crate momo 0.2.2...
[INFO] checking momo-0.2.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate momo 0.2.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate momo 0.2.2
[INFO] finished tweaking crates.io crate momo 0.2.2
[INFO] tweaked toml for crates.io crate momo 0.2.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate momo 0.2.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate momo 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `momo` library target)
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded watt v0.4.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2096ee2f1d930791e232b7cb83da663133784a6b5c44e944ae45e0962bf78672
[INFO] running `Command { std: "docker" "start" "-a" "2096ee2f1d930791e232b7cb83da663133784a6b5c44e944ae45e0962bf78672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2096ee2f1d930791e232b7cb83da663133784a6b5c44e944ae45e0962bf78672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2096ee2f1d930791e232b7cb83da663133784a6b5c44e944ae45e0962bf78672", kill_on_drop: false }`
[INFO] [stdout] 2096ee2f1d930791e232b7cb83da663133784a6b5c44e944ae45e0962bf78672
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18c0ec8bd2936324e65ab0961613e61ae82cbf185adda724a4969a6db0e9e51a
[INFO] running `Command { std: "docker" "start" "-a" "18c0ec8bd2936324e65ab0961613e61ae82cbf185adda724a4969a6db0e9e51a", kill_on_drop: false }`
[INFO] [stderr] warning: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `momo` library target)
[INFO] [stderr]     Checking watt v0.4.0
[INFO] [stderr]     Checking momo v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected curly braces
[INFO] [stdout]  --> examples/check.rs:4:90
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn check_generic<I: Into<usize>, S: AsRef<str>, M: AsMut<[usize]>>(i: I, s: S, mut m: M) -> usize {
[INFO] [stdout]   |                                                                                          ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected curly braces
[INFO] [stdout]  --> examples/check.rs:9:90
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn check_impl_trait(i: impl Into<usize>, s: impl AsRef<str>, mut m: impl AsMut<[usize]>) -> usize {
[INFO] [stdout]   |                                                                                          ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected curly braces
[INFO] [stdout]   --> examples/check.rs:34:7
[INFO] [stdout]    |
[INFO] [stdout] 34 |     ) -> usize {
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected curly braces
[INFO] [stdout]   --> examples/check.rs:44:7
[INFO] [stdout]    |
[INFO] [stdout] 44 |     ) -> usize {
[INFO] [stdout]    |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `check_generic` in this scope
[INFO] [stdout]   --> examples/check.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     assert_eq!(check_generic(i, s, &mut m), 16);
[INFO] [stdout]    |                ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `check_impl_trait` in this scope
[INFO] [stdout]   --> examples/check.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |     assert_eq!(check_impl_trait(i, s, &mut m), 16);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `generic` found for struct `Check` in the current scope
[INFO] [stdout]   --> examples/check.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |     assert_eq!(check.generic(i, s, &mut m), 16);
[INFO] [stdout]    |                      ^^^^^^^ method not found in `Check`
[INFO] [stdout] ...
[INFO] [stdout] 25 | pub struct Check;
[INFO] [stdout]    | ---------------- method `generic` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `impl_trait` found for struct `Check` in the current scope
[INFO] [stdout]   --> examples/check.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |     assert_eq!(check.impl_trait(i, s, &mut m), 16);
[INFO] [stdout]    |                      ^^^^^^^^^^ method not found in `Check`
[INFO] [stdout] ...
[INFO] [stdout] 25 | pub struct Check;
[INFO] [stdout]    | ---------------- method `impl_trait` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `momo` (example "check") due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "18c0ec8bd2936324e65ab0961613e61ae82cbf185adda724a4969a6db0e9e51a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18c0ec8bd2936324e65ab0961613e61ae82cbf185adda724a4969a6db0e9e51a", kill_on_drop: false }`
[INFO] [stdout] 18c0ec8bd2936324e65ab0961613e61ae82cbf185adda724a4969a6db0e9e51a