[INFO] fetching crate rotor-tools 0.3.2... [INFO] checking rotor-tools-0.3.2 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] extracting crate rotor-tools 0.3.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate rotor-tools 0.3.2 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rotor-tools 0.3.2 [INFO] finished tweaking crates.io crate rotor-tools 0.3.2 [INFO] tweaked toml for crates.io crate rotor-tools 0.3.2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded slab v0.1.3 [INFO] [stderr] Downloaded quick-error v0.2.2 [INFO] [stderr] Downloaded miow v0.1.5 [INFO] [stderr] Downloaded mio v0.5.1 [INFO] [stderr] Downloaded rotor v0.6.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c876858b7c7bffab7524b95c693b61022ec3aa943a30e9efdd5a090d7c132801 [INFO] running `Command { std: "docker" "start" "-a" "c876858b7c7bffab7524b95c693b61022ec3aa943a30e9efdd5a090d7c132801", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c876858b7c7bffab7524b95c693b61022ec3aa943a30e9efdd5a090d7c132801", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c876858b7c7bffab7524b95c693b61022ec3aa943a30e9efdd5a090d7c132801", kill_on_drop: false }` [INFO] [stdout] c876858b7c7bffab7524b95c693b61022ec3aa943a30e9efdd5a090d7c132801 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 29a6d2221ef908fd58643af5147fb7c5d5679849f26b0ab0087111648bacb436 [INFO] running `Command { std: "docker" "start" "-a" "29a6d2221ef908fd58643af5147fb7c5d5679849f26b0ab0087111648bacb436", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking miow v0.1.5 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking mio v0.5.1 [INFO] [stderr] Checking rotor v0.6.3 [INFO] [stderr] Checking rotor-tools v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/timer.rs:23:48 [INFO] [stdout] | [INFO] [stdout] 23 | pub type IntervalFunc = Ticker) + Send>>>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Scope) + Send` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/timer.rs:143:29 [INFO] [stdout] | [INFO] [stdout] 143 | impl SimpleTimer for Box) + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Scope) + Send` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/loop_ext.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | try!(self.add_machine_with(|scope| { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/loop_ext.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | try!(self.add_machine_with(|scope| { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/timer.rs:23:48 [INFO] [stdout] | [INFO] [stdout] 23 | pub type IntervalFunc = Ticker) + Send>>>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Scope) + Send` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/timer.rs:143:29 [INFO] [stdout] | [INFO] [stdout] 143 | impl SimpleTimer for Box) + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Scope) + Send` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/loop_ext.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | try!(self.add_machine_with(|scope| { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/loop_ext.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | try!(self.add_machine_with(|scope| { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GenericScope` [INFO] [stdout] --> src/timer.rs:3:49 [INFO] [stdout] | [INFO] [stdout] 3 | use rotor::{Machine, Scope, Response, EventSet, GenericScope, Time}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GenericScope` [INFO] [stdout] --> src/timer.rs:3:49 [INFO] [stdout] | [INFO] [stdout] 3 | use rotor::{Machine, Scope, Response, EventSet, GenericScope, Time}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/sync.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | mem::replace(&mut *guard, new_machine); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/sync.rs:89:17 [INFO] [stdout] | [INFO] [stdout] 89 | mem::replace(&mut *guard, new_machine); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/sync.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | mem::replace(&mut *guard, new_machine); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/sync.rs:89:17 [INFO] [stdout] | [INFO] [stdout] 89 | mem::replace(&mut *guard, new_machine); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.31s [INFO] running `Command { std: "docker" "inspect" "29a6d2221ef908fd58643af5147fb7c5d5679849f26b0ab0087111648bacb436", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29a6d2221ef908fd58643af5147fb7c5d5679849f26b0ab0087111648bacb436", kill_on_drop: false }` [INFO] [stdout] 29a6d2221ef908fd58643af5147fb7c5d5679849f26b0ab0087111648bacb436