[INFO] fetching crate counters 0.5.0...
[INFO] checking counters-0.5.0 against beta for pr-78714
[INFO] extracting crate counters 0.5.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate counters 0.5.0 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 counters 0.5.0
[INFO] finished tweaking crates.io crate counters 0.5.0
[INFO] tweaked toml for crates.io crate counters 0.5.0 written to /workspace/builds/worker-10/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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 15a4e3c99575b3dee5c75b163b7864d3af1c3a5e11252e8a0b99e04220e54a1f
[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" "15a4e3c99575b3dee5c75b163b7864d3af1c3a5e11252e8a0b99e04220e54a1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15a4e3c99575b3dee5c75b163b7864d3af1c3a5e11252e8a0b99e04220e54a1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a4e3c99575b3dee5c75b163b7864d3af1c3a5e11252e8a0b99e04220e54a1f", kill_on_drop: false }`
[INFO] [stdout] 15a4e3c99575b3dee5c75b163b7864d3af1c3a5e11252e8a0b99e04220e54a1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 7a23a29d510c4d4ceae6b10336ec3158638f3b85f91405cd58f3ce33314c79b3
[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" "7a23a29d510c4d4ceae6b10336ec3158638f3b85f91405cd58f3ce33314c79b3", kill_on_drop: false }`
[INFO] [stderr]     Checking counters v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/counters.rs:86:60
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn print<F: Filter>(&self, mut filter: F, to: &mut io::Write) -> io::Result<()> {
[INFO] [stdout]    |                                                            ^^^^^^^^^ help: use `dyn`: `dyn io::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]   --> src/table.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn print(&self, to: &mut io::Write) -> io::Result<()> {
[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/noop.rs:17:69
[INFO] [stdout]    |
[INFO] [stdout] 17 |     #[inline] pub fn print<F: Filter>(&self, _filter: F, _out: &mut io::Write) -> io::Result<()> { Ok(()) }
[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/noop.rs:27:45
[INFO] [stdout]    |
[INFO] [stdout] 27 |     #[inline] pub fn print(&self, _to: &mut io::Write) -> io::Result<()> { Ok(()) }
[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/counters.rs:86:60
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn print<F: Filter>(&self, mut filter: F, to: &mut io::Write) -> io::Result<()> {
[INFO] [stdout]    |                                                            ^^^^^^^^^ help: use `dyn`: `dyn io::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]   --> src/table.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn print(&self, to: &mut io::Write) -> io::Result<()> {
[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/noop.rs:17:69
[INFO] [stdout]    |
[INFO] [stdout] 17 |     #[inline] pub fn print<F: Filter>(&self, _filter: F, _out: &mut io::Write) -> io::Result<()> { Ok(()) }
[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/noop.rs:27:45
[INFO] [stdout]    |
[INFO] [stdout] 27 |     #[inline] pub fn print(&self, _to: &mut io::Write) -> io::Result<()> { Ok(()) }
[INFO] [stdout]    |                                             ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "7a23a29d510c4d4ceae6b10336ec3158638f3b85f91405cd58f3ce33314c79b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a23a29d510c4d4ceae6b10336ec3158638f3b85f91405cd58f3ce33314c79b3", kill_on_drop: false }`
[INFO] [stdout] 7a23a29d510c4d4ceae6b10336ec3158638f3b85f91405cd58f3ce33314c79b3