[INFO] cloning repository https://github.com/playXE/libextra [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/playXE/libextra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Flibextra", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Flibextra'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cfc89fff0d457a4fd7b846a4a01d54eb5dca5de6 [INFO] checking playXE/libextra against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Flibextra" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/playXE/libextra 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/playXE/libextra [INFO] finished tweaking git repo https://github.com/playXE/libextra [INFO] tweaked toml for git repo https://github.com/playXE/libextra written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/playXE/libextra 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 5a75910ea10aaec5cd5487858424c6b912616f43e6dcd61e471c57dd01aee5a4 [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" "5a75910ea10aaec5cd5487858424c6b912616f43e6dcd61e471c57dd01aee5a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a75910ea10aaec5cd5487858424c6b912616f43e6dcd61e471c57dd01aee5a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a75910ea10aaec5cd5487858424c6b912616f43e6dcd61e471c57dd01aee5a4", kill_on_drop: false }` [INFO] [stdout] 5a75910ea10aaec5cd5487858424c6b912616f43e6dcd61e471c57dd01aee5a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d2e3b4d9d4993ce918fc4b793e7d664426176110c9ff7838b12bd288b3c84011 [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" "d2e3b4d9d4993ce918fc4b793e7d664426176110c9ff7838b12bd288b3c84011", kill_on_drop: false }` [INFO] [stderr] Checking libextra v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bitv.rs:5:47 [INFO] [stdout] | [INFO] [stdout] 5 | fn iterate_bits(base: usize, bits: usize, f: &Fn(usize) -> bool) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> bool` [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/bitv.rs:40:63 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn process(&mut self, b: &BigBitv, nbits: usize, op: &Fn(usize, usize) -> usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> usize` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bitv.rs:219:53 [INFO] [stdout] | [INFO] [stdout] 219 | pub fn other_op(&mut self, other: &BitvSet, f: &Fn(usize, usize) -> usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> usize` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Enumerate`, `FilterMap` [INFO] [stdout] --> src/map.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::{Enumerate, FilterMap}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/map.rs:33:11 [INFO] [stdout] | [INFO] [stdout] 33 | iter: Iterator> + 'a, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator> + 'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/map.rs:36:1 [INFO] [stdout] | [INFO] [stdout] 36 | / macro_rules! iterator { [INFO] [stdout] 37 | | (impl $name:ident -> $elem:ty, $getter:ident) => { [INFO] [stdout] 38 | | impl<'a, T: 'a> Iterator for $name { [INFO] [stdout] 39 | | type Item = (usize, &'a T); [INFO] [stdout] ... | [INFO] [stdout] 63 | | }; [INFO] [stdout] 64 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vec.rs:5:25 [INFO] [stdout] | [INFO] [stdout] 5 | fn count(&self, f: &Fn(&T) -> bool) -> usize; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> bool` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vec.rs:16:25 [INFO] [stdout] | [INFO] [stdout] 16 | fn count(&self, f: &Fn(&T) -> bool) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> bool` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bitv.rs:5:47 [INFO] [stdout] | [INFO] [stdout] 5 | fn iterate_bits(base: usize, bits: usize, f: &Fn(usize) -> bool) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> bool` [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/bitv.rs:40:63 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn process(&mut self, b: &BigBitv, nbits: usize, op: &Fn(usize, usize) -> usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> usize` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bitv.rs:219:53 [INFO] [stdout] | [INFO] [stdout] 219 | pub fn other_op(&mut self, other: &BitvSet, f: &Fn(usize, usize) -> usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> usize` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Enumerate`, `FilterMap` [INFO] [stdout] --> src/map.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::{Enumerate, FilterMap}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/map.rs:33:11 [INFO] [stdout] | [INFO] [stdout] 33 | iter: Iterator> + 'a, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator> + 'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/map.rs:36:1 [INFO] [stdout] | [INFO] [stdout] 36 | / macro_rules! iterator { [INFO] [stdout] 37 | | (impl $name:ident -> $elem:ty, $getter:ident) => { [INFO] [stdout] 38 | | impl<'a, T: 'a> Iterator for $name { [INFO] [stdout] 39 | | type Item = (usize, &'a T); [INFO] [stdout] ... | [INFO] [stdout] 63 | | }; [INFO] [stdout] 64 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vec.rs:5:25 [INFO] [stdout] | [INFO] [stdout] 5 | fn count(&self, f: &Fn(&T) -> bool) -> usize; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> bool` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vec.rs:16:25 [INFO] [stdout] | [INFO] [stdout] 16 | fn count(&self, f: &Fn(&T) -> bool) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> bool` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/bitv.rs:182:30 [INFO] [stdout] | [INFO] [stdout] 182 | pub fn difference(&self, other: &BitvSet, f: &fn(&usize) -> bool) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/bitv.rs:182:47 [INFO] [stdout] | [INFO] [stdout] 182 | pub fn difference(&self, other: &BitvSet, f: &fn(&usize) -> bool) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `iterate_bits` [INFO] [stdout] --> src/bitv.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn iterate_bits(base: usize, bits: usize, f: &Fn(usize) -> bool) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Op` [INFO] [stdout] --> src/bitv.rs:117:6 [INFO] [stdout] | [INFO] [stdout] 117 | enum Op { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/bitv.rs:182:30 [INFO] [stdout] | [INFO] [stdout] 182 | pub fn difference(&self, other: &BitvSet, f: &fn(&usize) -> bool) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/bitv.rs:182:47 [INFO] [stdout] | [INFO] [stdout] 182 | pub fn difference(&self, other: &BitvSet, f: &fn(&usize) -> bool) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `iterate_bits` [INFO] [stdout] --> src/bitv.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn iterate_bits(base: usize, bits: usize, f: &Fn(usize) -> bool) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Op` [INFO] [stdout] --> src/bitv.rs:117:6 [INFO] [stdout] | [INFO] [stdout] 117 | enum Op { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "d2e3b4d9d4993ce918fc4b793e7d664426176110c9ff7838b12bd288b3c84011", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2e3b4d9d4993ce918fc4b793e7d664426176110c9ff7838b12bd288b3c84011", kill_on_drop: false }` [INFO] [stdout] d2e3b4d9d4993ce918fc4b793e7d664426176110c9ff7838b12bd288b3c84011