[INFO] crate light_arena 1.0.1 is already in cache
[INFO] checking light_arena-1.0.1 against try#7cb06892a23b4da510686618c8730f0b2e8bd952 for pr-66963
[INFO] extracting crate light_arena 1.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate light_arena 1.0.1 on toolchain 7cb06892a23b4da510686618c8730f0b2e8bd952
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate light_arena 1.0.1
[INFO] finished tweaking crates.io crate light_arena 1.0.1
[INFO] tweaked toml for crates.io crate light_arena 1.0.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9fc33af8603e62a04d772ff460a01fd3c59ec45360d45abb0bc7e264a0d08633
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9fc33af8603e62a04d772ff460a01fd3c59ec45360d45abb0bc7e264a0d08633"`
[INFO] [stderr]     Checking light_arena v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/lib.rs:181:15
[INFO] [stderr]     |
[INFO] [stderr] 181 |     let add: &Eval = allocator.alloc(Add(4));
[INFO] [stderr]     |               ^^^^ help: use `dyn`: `dyn Eval`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/lib.rs:182:15
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let sub: &Eval = allocator.alloc(Subtract { x: 2 });
[INFO] [stderr]     |               ^^^^ help: use `dyn`: `dyn Eval`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/lib.rs:183:15
[INFO] [stderr]     |
[INFO] [stderr] 183 |     let shl: &Eval = allocator.alloc(ShiftLeft);
[INFO] [stderr]     |               ^^^^ help: use `dyn`: `dyn Eval`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/lib.rs:184:17
[INFO] [stderr]     |
[INFO] [stderr] 184 |     let clamp: &Eval = allocator.alloc(Clamp::new(-2, 3));
[INFO] [stderr]     |                 ^^^^ help: use `dyn`: `dyn Eval`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "9fc33af8603e62a04d772ff460a01fd3c59ec45360d45abb0bc7e264a0d08633"`
[INFO] running `"docker" "rm" "-f" "9fc33af8603e62a04d772ff460a01fd3c59ec45360d45abb0bc7e264a0d08633"`
[INFO] [stdout] 9fc33af8603e62a04d772ff460a01fd3c59ec45360d45abb0bc7e264a0d08633