[INFO] fetching crate static-linkedlist 0.1.2...
[INFO] checking static-linkedlist-0.1.2 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate static-linkedlist 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate static-linkedlist 0.1.2 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate static-linkedlist 0.1.2
[INFO] finished tweaking crates.io crate static-linkedlist 0.1.2
[INFO] tweaked toml for crates.io crate static-linkedlist 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 531f42c40ad446abf64903dd47d681b3ef5205e66256974eff7333be98e72cba
[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" "531f42c40ad446abf64903dd47d681b3ef5205e66256974eff7333be98e72cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "531f42c40ad446abf64903dd47d681b3ef5205e66256974eff7333be98e72cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "531f42c40ad446abf64903dd47d681b3ef5205e66256974eff7333be98e72cba", kill_on_drop: false }`
[INFO] [stdout] 531f42c40ad446abf64903dd47d681b3ef5205e66256974eff7333be98e72cba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 732e81b0415ab3ef001c977f2210dae12509bc4f37619366ddb2b9969b7098c6
[INFO] running `Command { std: "docker" "start" "-a" "732e81b0415ab3ef001c977f2210dae12509bc4f37619366ddb2b9969b7098c6", kill_on_drop: false }`
[INFO] [stderr]     Checking static-linkedlist v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: macro requires an expression as an argument
[INFO] [stdout]    --> src/tests.rs:310:2
[INFO] [stdout]     |
[INFO] [stdout] 310 |     assert!(error;);
[INFO] [stdout]     |     ^^^^^^^^^^^^^-^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: try removing semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: trait bounds other than `Sized` on const fn parameters are unstable
[INFO] [stdout]    --> src/lib.rs:296:12
[INFO] [stdout]     |
[INFO] [stdout] 296 | impl<'buf, T> StaticLinkedListBackingArray<'buf, T> where T: Clear {
[INFO] [stdout]     |            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
[INFO] [stdout]     = help: add `#![feature(const_fn_trait_bound)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `static-linkedlist`
[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] [stdout] error[E0658]: trait bounds other than `Sized` on const fn parameters are unstable
[INFO] [stdout]    --> src/lib.rs:296:12
[INFO] [stdout]     |
[INFO] [stdout] 296 | impl<'buf, T> StaticLinkedListBackingArray<'buf, T> where T: Clear {
[INFO] [stdout]     |            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
[INFO] [stdout]     = help: add `#![feature(const_fn_trait_bound)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "732e81b0415ab3ef001c977f2210dae12509bc4f37619366ddb2b9969b7098c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732e81b0415ab3ef001c977f2210dae12509bc4f37619366ddb2b9969b7098c6", kill_on_drop: false }`
[INFO] [stdout] 732e81b0415ab3ef001c977f2210dae12509bc4f37619366ddb2b9969b7098c6