[INFO] cloning repository https://github.com/HEnquist/rust-comparedirs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HEnquist/rust-comparedirs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHEnquist%2Frust-comparedirs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHEnquist%2Frust-comparedirs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 095504993913c8b8a82e42fe8b7799b4ce97bd7e [INFO] checking HEnquist/rust-comparedirs against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHEnquist%2Frust-comparedirs" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/HEnquist/rust-comparedirs on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/HEnquist/rust-comparedirs [INFO] finished tweaking git repo https://github.com/HEnquist/rust-comparedirs [INFO] tweaked toml for git repo https://github.com/HEnquist/rust-comparedirs written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/HEnquist/rust-comparedirs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0ef6d3264d3ee59a41324170c116d14555a6b8a846e77f1b6458e2b87efe3f29 [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" "0ef6d3264d3ee59a41324170c116d14555a6b8a846e77f1b6458e2b87efe3f29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0ef6d3264d3ee59a41324170c116d14555a6b8a846e77f1b6458e2b87efe3f29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ef6d3264d3ee59a41324170c116d14555a6b8a846e77f1b6458e2b87efe3f29", kill_on_drop: false }` [INFO] [stdout] 0ef6d3264d3ee59a41324170c116d14555a6b8a846e77f1b6458e2b87efe3f29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 9e694af0cc883dff765ff4ab7a062d67023b22d768392bfc3e27900f09351bfe [INFO] running `Command { std: "docker" "start" "-a" "9e694af0cc883dff765ff4ab7a062d67023b22d768392bfc3e27900f09351bfe", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking filetime v0.2.7 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Checking serde v1.0.101 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking comparedirs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/main.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use std::time::{Duration, SystemTime}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:44:57 [INFO] [stdout] | [INFO] [stdout] 44 | fn map_dir(basepath: &PathBuf) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/main.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use std::time::{Duration, SystemTime}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:44:57 [INFO] [stdout] | [INFO] [stdout] 44 | fn map_dir(basepath: &PathBuf) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | Err(e) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pathdata_b` [INFO] [stdout] --> src/main.rs:116:16 [INFO] [stdout] | [INFO] [stdout] 116 | for (path, pathdata_b) in dir_b_copy.contents.iter() { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pathdata_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pathdata_a` [INFO] [stdout] --> src/main.rs:118:18 [INFO] [stdout] | [INFO] [stdout] 118 | Some(pathdata_a) => { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pathdata_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:133:9 [INFO] [stdout] | [INFO] [stdout] 133 | let mut paths_a = map_dir(&watch_a).unwrap(); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | let mut paths_b = map_dir(&watch_b).unwrap(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | Err(e) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pathdata_b` [INFO] [stdout] --> src/main.rs:116:16 [INFO] [stdout] | [INFO] [stdout] 116 | for (path, pathdata_b) in dir_b_copy.contents.iter() { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pathdata_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pathdata_a` [INFO] [stdout] --> src/main.rs:118:18 [INFO] [stdout] | [INFO] [stdout] 118 | Some(pathdata_a) => { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pathdata_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:133:9 [INFO] [stdout] | [INFO] [stdout] 133 | let mut paths_a = map_dir(&watch_a).unwrap(); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | let mut paths_b = map_dir(&watch_b).unwrap(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.51s [INFO] running `Command { std: "docker" "inspect" "9e694af0cc883dff765ff4ab7a062d67023b22d768392bfc3e27900f09351bfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e694af0cc883dff765ff4ab7a062d67023b22d768392bfc3e27900f09351bfe", kill_on_drop: false }` [INFO] [stdout] 9e694af0cc883dff765ff4ab7a062d67023b22d768392bfc3e27900f09351bfe