[INFO] fetching crate rustlex_fsa 0.4.0...
[INFO] checking rustlex_fsa-0.4.0 against beta for pr-78714
[INFO] extracting crate rustlex_fsa 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustlex_fsa 0.4.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustlex_fsa 0.4.0
[INFO] finished tweaking crates.io crate rustlex_fsa 0.4.0
[INFO] tweaked toml for crates.io crate rustlex_fsa 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94683f0df0fc21cf7123bdbbf2cf6c9b4722b7c6b8d4497eef355904b9d8ad36
[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" "94683f0df0fc21cf7123bdbbf2cf6c9b4722b7c6b8d4497eef355904b9d8ad36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94683f0df0fc21cf7123bdbbf2cf6c9b4722b7c6b8d4497eef355904b9d8ad36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94683f0df0fc21cf7123bdbbf2cf6c9b4722b7c6b8d4497eef355904b9d8ad36", kill_on_drop: false }`
[INFO] [stdout] 94683f0df0fc21cf7123bdbbf2cf6c9b4722b7c6b8d4497eef355904b9d8ad36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0e60eb3911e731574568763c358fb0de4a1492985cf74f646374f470e525ba5
[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" "d0e60eb3911e731574568763c358fb0de4a1492985cf74f646374f470e525ba5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking rustlex_fsa v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> dfa.rs:253:35
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn todot(&self, out: &mut Write) where T: Display + Eq {
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> nfa.rs:125:35
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub fn todot(&self, out: &mut Write) where T::Data: Display + Eq {
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> dfa.rs:253:35
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn todot(&self, out: &mut Write) where T: Display + Eq {
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> nfa.rs:125:35
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub fn todot(&self, out: &mut Write) where T::Data: Display + Eq {
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "d0e60eb3911e731574568763c358fb0de4a1492985cf74f646374f470e525ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0e60eb3911e731574568763c358fb0de4a1492985cf74f646374f470e525ba5", kill_on_drop: false }`
[INFO] [stdout] d0e60eb3911e731574568763c358fb0de4a1492985cf74f646374f470e525ba5