[INFO] fetching crate beagle 0.1.4...
[INFO] checking beagle-0.1.4 against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[INFO] extracting crate beagle 0.1.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate beagle 0.1.4 on toolchain c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate beagle 0.1.4
[INFO] finished tweaking crates.io crate beagle 0.1.4
[INFO] tweaked toml for crates.io crate beagle 0.1.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebb8cc7c9c11fc1c2da2c1d1663809e714506c9a3f52df06a1bd093f04befd55
[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" "ebb8cc7c9c11fc1c2da2c1d1663809e714506c9a3f52df06a1bd093f04befd55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebb8cc7c9c11fc1c2da2c1d1663809e714506c9a3f52df06a1bd093f04befd55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebb8cc7c9c11fc1c2da2c1d1663809e714506c9a3f52df06a1bd093f04befd55", kill_on_drop: false }`
[INFO] [stdout] ebb8cc7c9c11fc1c2da2c1d1663809e714506c9a3f52df06a1bd093f04befd55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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] 561d503152641c28b4e2feea43dd6687aef90d9fac7b4285a4c49e3fb9d805a9
[INFO] running `Command { std: "docker" "start" "-a" "561d503152641c28b4e2feea43dd6687aef90d9fac7b4285a4c49e3fb9d805a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling beagle v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]  --> build_mat.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         try!(write!(f,"
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build_mat.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             try!(write!(f,"        "));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build_mat.rs:53:17
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 try!(write!(f,"-"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build_mat.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 try!(write!(f," "));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build_mat.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             try!(write!(f,"("));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build_mat.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 try!(write!(f,"self[{row}][{index}]", row=row, index=index));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build_mat.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 try!(write!(f,"*self[{row}][{index}]", row=row, index=index));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build_mat.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |             try!(write!(f,")"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build_mat.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 try!(write!(f,"\n"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build_mat.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 try!(write!(f," + \n"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> build_mat.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(write!(f,"    }}\n}}\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(advanced_slice_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: merged into `#![feature(slice_patterns)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(advanced_slice_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: merged into `#![feature(slice_patterns)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `,`, `@`, `]`, or `|`, found `..`
[INFO] [stdout]    --> src/consts.rs:820:21
[INFO] [stdout]     |
[INFO] [stdout] 820 |         let &[ref a0.., _] = &a0.0;
[INFO] [stdout]     |                     ^^ expected one of `,`, `@`, `]`, or `|`
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to bind the contents of the rest of the array pattern into `a0`, use `@`
[INFO] [stdout]     |
[INFO] [stdout] 820 |         let &[ref a0 @ .., _] = &a0.0;
[INFO] [stdout]     |                      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `,`, `@`, `]`, or `|`, found `..`
[INFO] [stdout]    --> src/consts.rs:820:21
[INFO] [stdout]     |
[INFO] [stdout] 820 |         let &[ref a0.., _] = &a0.0;
[INFO] [stdout]     |                     ^^ expected one of `,`, `@`, `]`, or `|`
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to bind the contents of the rest of the array pattern into `a0`, use `@`
[INFO] [stdout]     |
[INFO] [stdout] 820 |         let &[ref a0 @ .., _] = &a0.0;
[INFO] [stdout]     |                      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `beagle`
[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" "561d503152641c28b4e2feea43dd6687aef90d9fac7b4285a4c49e3fb9d805a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "561d503152641c28b4e2feea43dd6687aef90d9fac7b4285a4c49e3fb9d805a9", kill_on_drop: false }`
[INFO] [stdout] 561d503152641c28b4e2feea43dd6687aef90d9fac7b4285a4c49e3fb9d805a9