[INFO] cloning repository https://github.com/SpackHack/scheme-interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SpackHack/scheme-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpackHack%2Fscheme-interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpackHack%2Fscheme-interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 89045cf1a22de81eee81a3825d0be87438b67763 [INFO] checking SpackHack/scheme-interpreter against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpackHack%2Fscheme-interpreter" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SpackHack/scheme-interpreter on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SpackHack/scheme-interpreter [INFO] finished tweaking git repo https://github.com/SpackHack/scheme-interpreter [INFO] tweaked toml for git repo https://github.com/SpackHack/scheme-interpreter written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/SpackHack/scheme-interpreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cf2d31ec4dc5a5a4a284e59adb21a3c05deb374da1c1f412d48f0f0345fd21ac [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" "cf2d31ec4dc5a5a4a284e59adb21a3c05deb374da1c1f412d48f0f0345fd21ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf2d31ec4dc5a5a4a284e59adb21a3c05deb374da1c1f412d48f0f0345fd21ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf2d31ec4dc5a5a4a284e59adb21a3c05deb374da1c1f412d48f0f0345fd21ac", kill_on_drop: false }` [INFO] [stdout] cf2d31ec4dc5a5a4a284e59adb21a3c05deb374da1c1f412d48f0f0345fd21ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 295be904a49e7b7de4fd277035fd29fa98c4d9bf5a3218838e6572fac48bd69c [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" "295be904a49e7b7de4fd277035fd29fa98c4d9bf5a3218838e6572fac48bd69c", kill_on_drop: false }` [INFO] [stderr] Checking scheme v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::environment::*` [INFO] [stdout] --> src/scm/teval.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::environment::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `scm::environment::ScmEnvironment` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use scm::environment::ScmEnvironment; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::environment::*` [INFO] [stdout] --> src/scm/teval.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::environment::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `scm::environment::ScmEnvironment` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use scm::environment::ScmEnvironment; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cons` [INFO] [stdout] --> src/scm/scm_object.rs:183:29 [INFO] [stdout] | [INFO] [stdout] 183 | ScmObject::Cons(cons) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cons` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `co` [INFO] [stdout] --> src/scm/scm_object.rs:185:40 [INFO] [stdout] | [INFO] [stdout] 185 | if let ScmObject::Cons(co) = scm { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_co` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `function` [INFO] [stdout] --> src/scm/scm_object.rs:220:37 [INFO] [stdout] | [INFO] [stdout] 220 | ScmObject::UserFunction(function) => { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `func` [INFO] [stdout] --> src/scm/scm_object.rs:222:48 [INFO] [stdout] | [INFO] [stdout] 222 | if let ScmObject::UserFunction(func) = scm { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_func` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rc_env` [INFO] [stdout] --> src/scm/scm_object.rs:257:28 [INFO] [stdout] | [INFO] [stdout] 257 | ScmObject::Env(rc_env) => { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rc_env` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number` [INFO] [stdout] --> src/scm/selftest.rs:12:40 [INFO] [stdout] | [INFO] [stdout] 12 | matches!(o, ScmObject::Number(number)), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file_name` [INFO] [stdout] --> src/scm/teval.rs:475:21 [INFO] [stdout] | [INFO] [stdout] 475 | let file_name = pop(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/scm/stack.rs:7:22 [INFO] [stdout] | [INFO] [stdout] 7 | pub const fn new(size: usize) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:62:31 [INFO] [stdout] | [INFO] [stdout] 62 | fn run(mut stream: ScmStream, mut env: ScmObject, show_time: bool) { [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: unused variable: `cons` [INFO] [stdout] --> src/scm/scm_object.rs:183:29 [INFO] [stdout] | [INFO] [stdout] 183 | ScmObject::Cons(cons) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cons` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `co` [INFO] [stdout] --> src/scm/scm_object.rs:185:40 [INFO] [stdout] | [INFO] [stdout] 185 | if let ScmObject::Cons(co) = scm { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_co` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `function` [INFO] [stdout] --> src/scm/scm_object.rs:220:37 [INFO] [stdout] | [INFO] [stdout] 220 | ScmObject::UserFunction(function) => { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `func` [INFO] [stdout] --> src/scm/scm_object.rs:222:48 [INFO] [stdout] | [INFO] [stdout] 222 | if let ScmObject::UserFunction(func) = scm { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_func` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rc_env` [INFO] [stdout] --> src/scm/scm_object.rs:257:28 [INFO] [stdout] | [INFO] [stdout] 257 | ScmObject::Env(rc_env) => { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rc_env` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number` [INFO] [stdout] --> src/scm/selftest.rs:12:40 [INFO] [stdout] | [INFO] [stdout] 12 | matches!(o, ScmObject::Number(number)), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file_name` [INFO] [stdout] --> src/scm/teval.rs:475:21 [INFO] [stdout] | [INFO] [stdout] 475 | let file_name = pop(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/scm/stack.rs:7:22 [INFO] [stdout] | [INFO] [stdout] 7 | pub const fn new(size: usize) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:62:31 [INFO] [stdout] | [INFO] [stdout] 62 | fn run(mut stream: ScmStream, mut env: ScmObject, show_time: bool) { [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/scm/teval.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | let mut env: ScmObject = pop(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scm/teval.rs:198:9 [INFO] [stdout] | [INFO] [stdout] 198 | let mut env = pop(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `clear_all_stacks` [INFO] [stdout] --> src/scm/teval.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn clear_all_stacks() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `clear` [INFO] [stdout] --> src/scm/stack.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn clear(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scm/teval.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | let mut env: ScmObject = pop(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scm/teval.rs:198:9 [INFO] [stdout] | [INFO] [stdout] 198 | let mut env = pop(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `clear_all_stacks` [INFO] [stdout] --> src/scm/teval.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn clear_all_stacks() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `clear` [INFO] [stdout] --> src/scm/stack.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn clear(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "295be904a49e7b7de4fd277035fd29fa98c4d9bf5a3218838e6572fac48bd69c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "295be904a49e7b7de4fd277035fd29fa98c4d9bf5a3218838e6572fac48bd69c", kill_on_drop: false }` [INFO] [stdout] 295be904a49e7b7de4fd277035fd29fa98c4d9bf5a3218838e6572fac48bd69c