[INFO] cloning repository https://github.com/pentallelogram/binaryheap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pentallelogram/binaryheap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpentallelogram%2Fbinaryheap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpentallelogram%2Fbinaryheap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75ba6929f7487bdefc870f8c1a393e8010f9f76f
[INFO] checking pentallelogram/binaryheap against try#2c4e58eac5a232e49065e517c1cf50b2715ccf85 for pr-140283
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpentallelogram%2Fbinaryheap" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pentallelogram/binaryheap
[INFO] finished tweaking git repo https://github.com/pentallelogram/binaryheap
[INFO] tweaked toml for git repo https://github.com/pentallelogram/binaryheap written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pentallelogram/binaryheap on toolchain 2c4e58eac5a232e49065e517c1cf50b2715ccf85
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pentallelogram/binaryheap 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" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1451f7cec491db618788acaee1df1ab2bdfea5e925f746dcc7b89a56b613e015
[INFO] running `Command { std: "docker" "start" "-a" "1451f7cec491db618788acaee1df1ab2bdfea5e925f746dcc7b89a56b613e015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1451f7cec491db618788acaee1df1ab2bdfea5e925f746dcc7b89a56b613e015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1451f7cec491db618788acaee1df1ab2bdfea5e925f746dcc7b89a56b613e015", kill_on_drop: false }`
[INFO] [stdout] 1451f7cec491db618788acaee1df1ab2bdfea5e925f746dcc7b89a56b613e015
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c9959c41b9b32694cfb9d57a5dd29b787bf3e1d940d881155c97a6e9121ba15
[INFO] running `Command { std: "docker" "start" "-a" "0c9959c41b9b32694cfb9d57a5dd29b787bf3e1d940d881155c97a6e9121ba15", kill_on_drop: false }`
[INFO] [stderr]     Checking binaryheap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.70.0; see <https://github.com/rust-lang/rust/pull/108471> for more information
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.70.0; see <https://github.com/rust-lang/rust/pull/108471> for more information
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `new_uninit` has been stable since 1.82.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(new_uninit)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `new_uninit` has been stable since 1.82.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(new_uninit)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/main.rs:145:26
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn insert(&mut self, val: u32) {
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/main.rs:145:26
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn insert(&mut self, val: u32) {
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `binaryheap` (bin "binaryheap") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `binaryheap` (bin "binaryheap" test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0c9959c41b9b32694cfb9d57a5dd29b787bf3e1d940d881155c97a6e9121ba15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9959c41b9b32694cfb9d57a5dd29b787bf3e1d940d881155c97a6e9121ba15", kill_on_drop: false }`
[INFO] [stdout] 0c9959c41b9b32694cfb9d57a5dd29b787bf3e1d940d881155c97a6e9121ba15