[INFO] fetching crate parze 0.7.3...
[INFO] checking parze-0.7.3 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate parze 0.7.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate parze 0.7.3
[INFO] finished tweaking crates.io crate parze 0.7.3
[INFO] tweaked toml for crates.io crate parze 0.7.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate parze 0.7.3 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate parze 0.7.3 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 602807e556c3985703e6da97d94aadbf161a42ec83ad26a86f03cfca2df06aca
[INFO] running `Command { std: "docker" "start" "-a" "602807e556c3985703e6da97d94aadbf161a42ec83ad26a86f03cfca2df06aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "602807e556c3985703e6da97d94aadbf161a42ec83ad26a86f03cfca2df06aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "602807e556c3985703e6da97d94aadbf161a42ec83ad26a86f03cfca2df06aca", kill_on_drop: false }`
[INFO] [stdout] 602807e556c3985703e6da97d94aadbf161a42ec83ad26a86f03cfca2df06aca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c707753cdb7b2add689e2f070e07eb63fc4a5953060088382bd9ec587dc3f13b
[INFO] running `Command { std: "docker" "start" "-a" "c707753cdb7b2add689e2f070e07eb63fc4a5953060088382bd9ec587dc3f13b", kill_on_drop: false }`
[INFO] [stderr]    Compiling parze-declare v0.2.0
[INFO] [stderr]     Checking pom v3.0.2
[INFO] [stderr]     Checking parze v0.7.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:300:17
[INFO] [stdout]     |
[INFO] [stdout] 300 |             for i in 0.. {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/fail.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl<E> Fail<E> {
[INFO] [stdout]    |      - expected type parameter
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn map_err<G>(self, f: impl Fn(E) -> G) -> Fail<G> {
[INFO] [stdout]    |                    - found type parameter
[INFO] [stdout] 16 |         Self(self.0, f(self.1))
[INFO] [stdout]    |         ----         ^^^^^^^^^ expected type parameter `E`, found type parameter `G`
[INFO] [stdout]    |         |
[INFO] [stdout]    |         arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected type parameter `E`
[INFO] [stdout]               found type parameter `G`
[INFO] [stdout]    = note: a type parameter was expected, but a different one was found; you might be missing a type parameter or trait bound
[INFO] [stdout]    = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters
[INFO] [stdout] note: tuple struct defined here
[INFO] [stdout]   --> src/fail.rs:4:12
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct Fail<E>(usize, E);
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/fail.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl<E> Fail<E> {
[INFO] [stdout]    |      - found type parameter
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn map_err<G>(self, f: impl Fn(E) -> G) -> Fail<G> {
[INFO] [stdout]    |                    - expected type parameter       ------- expected `Fail<G>` because of return type
[INFO] [stdout] 16 |         Self(self.0, f(self.1))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ expected `Fail<G>`, found `Fail<E>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Fail<G>`
[INFO] [stdout]               found struct `Fail<E>`
[INFO] [stdout]    = note: a type parameter was expected, but a different one was found; you might be missing a type parameter or trait bound
[INFO] [stdout]    = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:300:17
[INFO] [stdout]     |
[INFO] [stdout] 300 |             for i in 0.. {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parze` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/fail.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl<E> Fail<E> {
[INFO] [stdout]    |      - expected type parameter
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn map_err<G>(self, f: impl Fn(E) -> G) -> Fail<G> {
[INFO] [stdout]    |                    - found type parameter
[INFO] [stdout] 16 |         Self(self.0, f(self.1))
[INFO] [stdout]    |         ----         ^^^^^^^^^ expected type parameter `E`, found type parameter `G`
[INFO] [stdout]    |         |
[INFO] [stdout]    |         arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected type parameter `E`
[INFO] [stdout]               found type parameter `G`
[INFO] [stdout]    = note: a type parameter was expected, but a different one was found; you might be missing a type parameter or trait bound
[INFO] [stdout]    = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters
[INFO] [stdout] note: tuple struct defined here
[INFO] [stdout]   --> src/fail.rs:4:12
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct Fail<E>(usize, E);
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/fail.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl<E> Fail<E> {
[INFO] [stdout]    |      - found type parameter
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn map_err<G>(self, f: impl Fn(E) -> G) -> Fail<G> {
[INFO] [stdout]    |                    - expected type parameter       ------- expected `Fail<G>` because of return type
[INFO] [stdout] 16 |         Self(self.0, f(self.1))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ expected `Fail<G>`, found `Fail<E>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Fail<G>`
[INFO] [stdout]               found struct `Fail<E>`
[INFO] [stdout]    = note: a type parameter was expected, but a different one was found; you might be missing a type parameter or trait bound
[INFO] [stdout]    = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parze` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c707753cdb7b2add689e2f070e07eb63fc4a5953060088382bd9ec587dc3f13b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c707753cdb7b2add689e2f070e07eb63fc4a5953060088382bd9ec587dc3f13b", kill_on_drop: false }`
[INFO] [stdout] c707753cdb7b2add689e2f070e07eb63fc4a5953060088382bd9ec587dc3f13b