[INFO] fetching crate split_tokens 0.1.0...
[INFO] checking split_tokens-0.1.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate split_tokens 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate split_tokens 0.1.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate split_tokens 0.1.0
[INFO] finished tweaking crates.io crate split_tokens 0.1.0
[INFO] tweaked toml for crates.io crate split_tokens 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb83c97954d91148e4d9fb043a20845923d5f18f400f7228ae81450a62abef6a
[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" "eb83c97954d91148e4d9fb043a20845923d5f18f400f7228ae81450a62abef6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb83c97954d91148e4d9fb043a20845923d5f18f400f7228ae81450a62abef6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb83c97954d91148e4d9fb043a20845923d5f18f400f7228ae81450a62abef6a", kill_on_drop: false }`
[INFO] [stdout] eb83c97954d91148e4d9fb043a20845923d5f18f400f7228ae81450a62abef6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47921a7db6f6a49064a5c6e1177b4715b425d7f2e415bffc9e8ad46d8a5f23d8
[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" "47921a7db6f6a49064a5c6e1177b4715b425d7f2e415bffc9e8ad46d8a5f23d8", kill_on_drop: false }`
[INFO] [stderr]     Checking split_tokens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] note: trace_macro
[INFO] [stdout]   --> src/lib.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     split_tokens!{(>>+=-=<<) then stringify!()};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expanding `split_tokens! { (>> += -= <<) then stringify ! () }`
[INFO] [stdout]    = note: to `split_tokens ! (@ inner(>> += -= <<) () (stringify)) ;`
[INFO] [stdout]    = note: expanding `split_tokens! { @ inner(>> += -= <<) () (stringify) }`
[INFO] [stdout]    = note: to `split_tokens ! (@ inner(+= -= <<) (> >) (stringify)) ;`
[INFO] [stdout]    = note: expanding `split_tokens! { @ inner(+= -= <<) (> >) (stringify) }`
[INFO] [stdout]    = note: to `split_tokens ! (@ inner(-= <<) (> > + =) (stringify)) ;`
[INFO] [stdout]    = note: expanding `split_tokens! { @ inner(-= <<) (> > + =) (stringify) }`
[INFO] [stdout]    = note: to `split_tokens ! (@ inner(<<) (> > + = - =) (stringify)) ;`
[INFO] [stdout]    = note: expanding `split_tokens! { @ inner(<<) (> > + = - =) (stringify) }`
[INFO] [stdout]    = note: to `split_tokens ! (@ inner() (> > + = - = < <) (stringify)) ;`
[INFO] [stdout]    = note: expanding `split_tokens! { @ inner() (> > + = - = < <) (stringify) }`
[INFO] [stdout]    = note: to `stringify ! (() (> > + = - = < <)) ;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "47921a7db6f6a49064a5c6e1177b4715b425d7f2e415bffc9e8ad46d8a5f23d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47921a7db6f6a49064a5c6e1177b4715b425d7f2e415bffc9e8ad46d8a5f23d8", kill_on_drop: false }`
[INFO] [stdout] 47921a7db6f6a49064a5c6e1177b4715b425d7f2e415bffc9e8ad46d8a5f23d8