[INFO] cloning repository https://github.com/alex34567/scheme-oxide [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alex34567/scheme-oxide" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex34567%2Fscheme-oxide", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex34567%2Fscheme-oxide'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c57652784a5bab9693603ec5639b3256fceef0a9 [INFO] checking alex34567/scheme-oxide against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex34567%2Fscheme-oxide" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alex34567/scheme-oxide on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alex34567/scheme-oxide [INFO] finished tweaking git repo https://github.com/alex34567/scheme-oxide [INFO] tweaked toml for git repo https://github.com/alex34567/scheme-oxide written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/alex34567/scheme-oxide already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd29069cd48c7e580a545cef1759782e9b17ab25588d457d9207db8197957eb8 [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" "cd29069cd48c7e580a545cef1759782e9b17ab25588d457d9207db8197957eb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd29069cd48c7e580a545cef1759782e9b17ab25588d457d9207db8197957eb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd29069cd48c7e580a545cef1759782e9b17ab25588d457d9207db8197957eb8", kill_on_drop: false }` [INFO] [stdout] cd29069cd48c7e580a545cef1759782e9b17ab25588d457d9207db8197957eb8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 245b5e44ef2bc000f0e1554a7bb3d78d028af681f745911fbe90bcaac504270b [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" "245b5e44ef2bc000f0e1554a7bb3d78d028af681f745911fbe90bcaac504270b", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking scheme-oxide v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `round_to_align` [INFO] [stdout] --> src/gc.rs:68:4 [INFO] [stdout] | [INFO] [stdout] 68 | fn round_to_align(size: usize, align: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `traceable_size` [INFO] [stdout] --> src/gc.rs:77:4 [INFO] [stdout] | [INFO] [stdout] 77 | fn traceable_size(obj: &GcObj) -> usize [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `mut_option` [INFO] [stdout] --> src/gc.rs:108:8 [INFO] [stdout] | [INFO] [stdout] 108 | fn mut_option(&mut self) -> Option<&mut *const GcObjHead> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_ref` [INFO] [stdout] --> src/gc.rs:136:15 [INFO] [stdout] | [INFO] [stdout] 136 | unsafe fn to_ref(&self) -> &GcObj { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `size` [INFO] [stdout] --> src/gc.rs:174:5 [INFO] [stdout] | [INFO] [stdout] 174 | size: unsafe fn(&GcObjHead) -> usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `mark` [INFO] [stdout] --> src/gc.rs:175:5 [INFO] [stdout] | [INFO] [stdout] 175 | mark: unsafe fn(&GcObjHead, &mut *const GcObjHead), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `update` [INFO] [stdout] --> src/gc.rs:176:5 [INFO] [stdout] | [INFO] [stdout] 176 | update: unsafe fn(&GcObjHead), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vtable` [INFO] [stdout] --> src/gc.rs:180:5 [INFO] [stdout] | [INFO] [stdout] 180 | vtable: &'static GcVtable, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `downcast_ref` [INFO] [stdout] --> src/gc.rs:185:15 [INFO] [stdout] | [INFO] [stdout] 185 | unsafe fn downcast_ref(&self) -> &GcObj [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `downcast_ptr` [INFO] [stdout] --> src/gc.rs:193:8 [INFO] [stdout] | [INFO] [stdout] 193 | fn downcast_ptr(ptr: *const Self) -> *const GcObj [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `erase_ptr` [INFO] [stdout] --> src/gc.rs:214:8 [INFO] [stdout] | [INFO] [stdout] 214 | fn erase_ptr(ptr: *const Self) -> *const GcObjHead { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/gc.rs:220:8 [INFO] [stdout] | [INFO] [stdout] 220 | fn new(heap_size: usize, root_count: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `free_space` [INFO] [stdout] --> src/gc.rs:253:8 [INFO] [stdout] | [INFO] [stdout] 253 | fn free_space(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `collect` [INFO] [stdout] --> src/gc.rs:257:15 [INFO] [stdout] | [INFO] [stdout] 257 | unsafe fn collect(&self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `put_on_heap` [INFO] [stdout] --> src/gc.rs:349:15 [INFO] [stdout] | [INFO] [stdout] 349 | unsafe fn put_on_heap(&self, new_obj: T) -> Result, ()> [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `downcast_ref` [INFO] [stdout] --> src/gc.rs:185:15 [INFO] [stdout] | [INFO] [stdout] 185 | unsafe fn downcast_ref(&self) -> &GcObj [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.35s [INFO] running `Command { std: "docker" "inspect" "245b5e44ef2bc000f0e1554a7bb3d78d028af681f745911fbe90bcaac504270b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "245b5e44ef2bc000f0e1554a7bb3d78d028af681f745911fbe90bcaac504270b", kill_on_drop: false }` [INFO] [stdout] 245b5e44ef2bc000f0e1554a7bb3d78d028af681f745911fbe90bcaac504270b