[INFO] cloning repository https://github.com/dittos/rust-aheui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dittos/rust-aheui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdittos%2Frust-aheui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdittos%2Frust-aheui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c807fdc035778c874d0ee35423405b351dc14d9f
[INFO] checking dittos/rust-aheui against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdittos%2Frust-aheui" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dittos/rust-aheui 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 git repo https://github.com/dittos/rust-aheui
[INFO] finished tweaking git repo https://github.com/dittos/rust-aheui
[INFO] tweaked toml for git repo https://github.com/dittos/rust-aheui written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/dittos/rust-aheui already has a lockfile, it will not be regenerated
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 884bb4063b3d23271679f333be50d88121d6b11165d00d8e7141a9bffbc220c1
[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" "884bb4063b3d23271679f333be50d88121d6b11165d00d8e7141a9bffbc220c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "884bb4063b3d23271679f333be50d88121d6b11165d00d8e7141a9bffbc220c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "884bb4063b3d23271679f333be50d88121d6b11165d00d8e7141a9bffbc220c1", kill_on_drop: false }`
[INFO] [stdout] 884bb4063b3d23271679f333be50d88121d6b11165d00d8e7141a9bffbc220c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 797bd2cd33995731e44261eb8245483deab009f64bfd1374e1f6da100b3eb56f
[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" "797bd2cd33995731e44261eb8245483deab009f64bfd1374e1f6da100b3eb56f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rust_aheui v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/mem.rs:108:23
[INFO] [stdout]     |
[INFO] [stdout] 108 |     storages: Vec<Box<Storage>>,
[INFO] [stdout]     |                       ^^^^^^^ help: use `dyn`: `dyn Storage`
[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]    --> src/mem.rs:114:35
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let mut storages: Vec<Box<Storage>> = Vec::new();
[INFO] [stdout]     |                                   ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/mem.rs:136:39
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn current_storage(&self) -> &Box<Storage> {
[INFO] [stdout]     |                                       ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/mem.rs:140:51
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn current_storage_mut(&mut self) -> &mut Box<Storage> {
[INFO] [stdout]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/exec.rs:34:52
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn execute_op(op: &Op, mem: &mut Mem, writer: &mut io::Write) {
[INFO] [stdout]    |                                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/mem.rs:108:23
[INFO] [stdout]     |
[INFO] [stdout] 108 |     storages: Vec<Box<Storage>>,
[INFO] [stdout]     |                       ^^^^^^^ help: use `dyn`: `dyn Storage`
[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]    --> src/mem.rs:114:35
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let mut storages: Vec<Box<Storage>> = Vec::new();
[INFO] [stdout]     |                                   ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/mem.rs:136:39
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn current_storage(&self) -> &Box<Storage> {
[INFO] [stdout]     |                                       ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/mem.rs:140:51
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn current_storage_mut(&mut self) -> &mut Box<Storage> {
[INFO] [stdout]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/exec.rs:34:52
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn execute_op(op: &Op, mem: &mut Mem, writer: &mut io::Write) {
[INFO] [stdout]    |                                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "797bd2cd33995731e44261eb8245483deab009f64bfd1374e1f6da100b3eb56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "797bd2cd33995731e44261eb8245483deab009f64bfd1374e1f6da100b3eb56f", kill_on_drop: false }`
[INFO] [stdout] 797bd2cd33995731e44261eb8245483deab009f64bfd1374e1f6da100b3eb56f