[INFO] updating cached repository https://github.com/akr4/pero [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5e40cabe5bedcb432fd7bee1f823a68eb0a88cb0 [INFO] checking akr4/pero against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakr4%2Fpero" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akr4/pero on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/akr4/pero [INFO] finished tweaking git repo https://github.com/akr4/pero [INFO] tweaked toml for git repo https://github.com/akr4/pero written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/akr4/pero already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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] ade536cf864f82fbf5b1983aa48647c850ef792b2e74d39f01475c9bc02be7e0 [INFO] running `Command { std: "docker" "start" "-a" "ade536cf864f82fbf5b1983aa48647c850ef792b2e74d39f01475c9bc02be7e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ade536cf864f82fbf5b1983aa48647c850ef792b2e74d39f01475c9bc02be7e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ade536cf864f82fbf5b1983aa48647c850ef792b2e74d39f01475c9bc02be7e0", kill_on_drop: false }` [INFO] [stdout] ade536cf864f82fbf5b1983aa48647c850ef792b2e74d39f01475c9bc02be7e0 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d91f8a8b7fb597ffebcf56065f8d6d3d8aea79c4c861433cd187f638a86bd94 [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" "4d91f8a8b7fb597ffebcf56065f8d6d3d8aea79c4c861433cd187f638a86bd94", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking colored v1.6.1 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking pero v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cargo.rs:6:42 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn detect(path: &Path) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [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/cargo.rs:10:53 [INFO] [stdout] | [INFO] [stdout] 10 | .map(|p| Box::new(Cargo::new(p)) as Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/display.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn print_project(project: &Project) { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gradle.rs:6:42 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn detect(path: &Path) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gradle.rs:10:54 [INFO] [stdout] | [INFO] [stdout] 10 | .map(|p| Box::new(Gradle::new(p)) as Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/maven.rs:6:42 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn detect(path: &Path) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/maven.rs:10:53 [INFO] [stdout] | [INFO] [stdout] 10 | .map(|p| Box::new(Maven::new(p)) as Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/npm.rs:7:42 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn detect(path: &Path) -> Option> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/npm.rs:12:60 [INFO] [stdout] | [INFO] [stdout] 12 | path.parent().map(|p| Box::new(Npm::new(p)) as Box) [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/sbt.rs:6:42 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn detect(path: &Path) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/sbt.rs:10:51 [INFO] [stdout] | [INFO] [stdout] 10 | .map(|p| Box::new(Sbt::new(p)) as Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/statistics.rs:11:39 [INFO] [stdout] | [INFO] [stdout] 11 | ITER: IntoIterator>, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/statistics.rs:38:17 [INFO] [stdout] | [INFO] [stdout] 38 | let p1: Box = Box::new(TestingProject {}); [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:33:21 [INFO] [stdout] | [INFO] [stdout] 33 | type Item = Box; [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:50:54 [INFO] [stdout] | [INFO] [stdout] 50 | type ProjectDetector = fn(path: &Path) -> Option>; [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:52:46 [INFO] [stdout] | [INFO] [stdout] 52 | fn detect_project(path: &Path) -> Option> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cargo.rs:6:42 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn detect(path: &Path) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [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/cargo.rs:10:53 [INFO] [stdout] | [INFO] [stdout] 10 | .map(|p| Box::new(Cargo::new(p)) as Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/display.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn print_project(project: &Project) { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gradle.rs:6:42 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn detect(path: &Path) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gradle.rs:10:54 [INFO] [stdout] | [INFO] [stdout] 10 | .map(|p| Box::new(Gradle::new(p)) as Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/maven.rs:6:42 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn detect(path: &Path) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/maven.rs:10:53 [INFO] [stdout] | [INFO] [stdout] 10 | .map(|p| Box::new(Maven::new(p)) as Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/npm.rs:7:42 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn detect(path: &Path) -> Option> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/npm.rs:12:60 [INFO] [stdout] | [INFO] [stdout] 12 | path.parent().map(|p| Box::new(Npm::new(p)) as Box) [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/sbt.rs:6:42 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn detect(path: &Path) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/sbt.rs:10:51 [INFO] [stdout] | [INFO] [stdout] 10 | .map(|p| Box::new(Sbt::new(p)) as Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn project::Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/statistics.rs:11:39 [INFO] [stdout] | [INFO] [stdout] 11 | ITER: IntoIterator>, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:33:21 [INFO] [stdout] | [INFO] [stdout] 33 | type Item = Box; [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:50:54 [INFO] [stdout] | [INFO] [stdout] 50 | type ProjectDetector = fn(path: &Path) -> Option>; [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:52:46 [INFO] [stdout] | [INFO] [stdout] 52 | fn detect_project(path: &Path) -> Option> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Project` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:101:13 [INFO] [stdout] | [INFO] [stdout] 101 | let mut projects = projects_map.entry(type_name).or_insert_with(Vec::new); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:101:13 [INFO] [stdout] | [INFO] [stdout] 101 | let mut projects = projects_map.entry(type_name).or_insert_with(Vec::new); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.81s [INFO] running `Command { std: "docker" "inspect" "4d91f8a8b7fb597ffebcf56065f8d6d3d8aea79c4c861433cd187f638a86bd94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d91f8a8b7fb597ffebcf56065f8d6d3d8aea79c4c861433cd187f638a86bd94", kill_on_drop: false }` [INFO] [stdout] 4d91f8a8b7fb597ffebcf56065f8d6d3d8aea79c4c861433cd187f638a86bd94