[INFO] cloning repository https://github.com/LouisBrunner/rusty-ports
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LouisBrunner/rusty-ports" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLouisBrunner%2Frusty-ports", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLouisBrunner%2Frusty-ports'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6cc9820b95022397eb4f1501e7b0c4648f174e1f
[INFO] checking LouisBrunner/rusty-ports against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLouisBrunner%2Frusty-ports" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LouisBrunner/rusty-ports on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LouisBrunner/rusty-ports
[INFO] finished tweaking git repo https://github.com/LouisBrunner/rusty-ports
[INFO] tweaked toml for git repo https://github.com/LouisBrunner/rusty-ports written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/LouisBrunner/rusty-ports already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ec38e0f7b35eb23526c220162bf176f0002bb9119911d397e750cd5aa7b5a43
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1ec38e0f7b35eb23526c220162bf176f0002bb9119911d397e750cd5aa7b5a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ec38e0f7b35eb23526c220162bf176f0002bb9119911d397e750cd5aa7b5a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec38e0f7b35eb23526c220162bf176f0002bb9119911d397e750cd5aa7b5a43", kill_on_drop: false }`
[INFO] [stdout] 1ec38e0f7b35eb23526c220162bf176f0002bb9119911d397e750cd5aa7b5a43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47d984930134c811410533ca0f1409429c3cdce62e5468530be9d45e016ffe72
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "47d984930134c811410533ca0f1409429c3cdce62e5468530be9d45e016ffe72", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking mockers v0.12.2
[INFO] [stderr]     Checking mockstream v0.0.3
[INFO] [stdout] error[E0432]: unresolved import `std::boxed::FnBox`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::boxed::FnBox;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `FnBox` in `boxed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stdout] error[E0392]: parameter `T` is never used
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct BoxFn0<T>(Box<FnBox() -> T>);
[INFO] [stdout]   |                   ^ unused parameter
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing `T`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `A0` is never used
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct BoxFn1<A0, T>(Box<FnBox(A0) -> T>);
[INFO] [stdout]   |                   ^^ unused parameter
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing `A0`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `T` is never used
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct BoxFn1<A0, T>(Box<FnBox(A0) -> T>);
[INFO] [stdout]   |                       ^ unused parameter
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing `T`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `A0` is never used
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct BoxFn2<A0, A1, T>(Box<FnBox(A0, A1) -> T>);
[INFO] [stdout]    |                   ^^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `A0`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `A1` is never used
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct BoxFn2<A0, A1, T>(Box<FnBox(A0, A1) -> T>);
[INFO] [stdout]    |                       ^^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `A1`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `T` is never used
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct BoxFn2<A0, A1, T>(Box<FnBox(A0, A1) -> T>);
[INFO] [stdout]    |                           ^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `T`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `A0` is never used
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct BoxFn3<A0, A1, A2, T>(Box<FnBox(A0, A1, A2) -> T>);
[INFO] [stdout]    |                   ^^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `A0`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `A1` is never used
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct BoxFn3<A0, A1, A2, T>(Box<FnBox(A0, A1, A2) -> T>);
[INFO] [stdout]    |                       ^^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `A1`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `A2` is never used
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct BoxFn3<A0, A1, A2, T>(Box<FnBox(A0, A1, A2) -> T>);
[INFO] [stdout]    |                           ^^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `A2`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `T` is never used
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct BoxFn3<A0, A1, A2, T>(Box<FnBox(A0, A1, A2) -> T>);
[INFO] [stdout]    |                               ^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `T`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `A0` is never used
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct BoxFn4<A0, A1, A2, A3, T>(Box<FnBox(A0, A1, A2, A3) -> T>);
[INFO] [stdout]    |                   ^^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `A0`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `A1` is never used
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct BoxFn4<A0, A1, A2, A3, T>(Box<FnBox(A0, A1, A2, A3) -> T>);
[INFO] [stdout]    |                       ^^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `A1`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stdout] error[E0392]: parameter `A2` is never used
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct BoxFn4<A0, A1, A2, A3, T>(Box<FnBox(A0, A1, A2, A3) -> T>);
[INFO] [stdout]    |                           ^^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `A2`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `A3` is never used
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:27:31
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct BoxFn4<A0, A1, A2, A3, T>(Box<FnBox(A0, A1, A2, A3) -> T>);
[INFO] [stdout]    |                               ^^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `A3`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `T` is never used
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockers-0.12.2/src/box_fn.rs:27:35
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct BoxFn4<A0, A1, A2, A3, T>(Box<FnBox(A0, A1, A2, A3) -> T>);
[INFO] [stdout]    |                                   ^ unused parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing `T`, referring to it in a field, or using a marker such as `std::marker::PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 16 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0392, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0392`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mockers`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "47d984930134c811410533ca0f1409429c3cdce62e5468530be9d45e016ffe72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47d984930134c811410533ca0f1409429c3cdce62e5468530be9d45e016ffe72", kill_on_drop: false }`
[INFO] [stdout] 47d984930134c811410533ca0f1409429c3cdce62e5468530be9d45e016ffe72