[INFO] cloning repository https://github.com/exrook/mylisp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/exrook/mylisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Fmylisp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Fmylisp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 130bcc418632027865303bf953c004af32c2a38f [INFO] checking exrook/mylisp against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Fmylisp" "/workspace/builds/worker-66/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-66/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/exrook/mylisp on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/exrook/mylisp [INFO] finished tweaking git repo https://github.com/exrook/mylisp [INFO] tweaked toml for git repo https://github.com/exrook/mylisp written to /workspace/builds/worker-66/source/Cargo.toml [INFO] crate git repo https://github.com/exrook/mylisp already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee528eb8d0730c8b966d14d87831132d06122aef6cfb6646d2fc367a01d08df3 [INFO] running `Command { std: "docker" "start" "-a" "ee528eb8d0730c8b966d14d87831132d06122aef6cfb6646d2fc367a01d08df3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee528eb8d0730c8b966d14d87831132d06122aef6cfb6646d2fc367a01d08df3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee528eb8d0730c8b966d14d87831132d06122aef6cfb6646d2fc367a01d08df3", kill_on_drop: false }` [INFO] [stdout] ee528eb8d0730c8b966d14d87831132d06122aef6cfb6646d2fc367a01d08df3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba99322aa3fd2cc1e34a46f582e463545489f70e0772c787e006ce72c1dce3f5 [INFO] running `Command { std: "docker" "start" "-a" "ba99322aa3fd2cc1e34a46f582e463545489f70e0772c787e006ce72c1dce3f5", kill_on_drop: false }` [INFO] [stderr] Checking unicode-segmentation v0.1.2 [INFO] [stderr] Checking mylisp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | func: Box) -> ListElement> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(LinkedList) -> ListElement` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(LinkedList) -> ListElement` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:22:46 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(LinkedList) -> ListElement` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | func: Box) -> ListElement> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(LinkedList) -> ListElement` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(LinkedList) -> ListElement` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:22:46 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(LinkedList) -> ListElement` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> src/eval/builtin/defn.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> src/eval/builtin/defn.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Function` [INFO] [stdout] --> src/parse.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Function(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Function` [INFO] [stdout] --> src/parse.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Function(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Variable` [INFO] [stdout] --> src/parse.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | Variable(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `defn` [INFO] [stdout] --> src/eval/builtin/defn.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Variable` [INFO] [stdout] --> src/parse.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | Variable(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `defn` [INFO] [stdout] --> src/eval/builtin/defn.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.61s [INFO] running `Command { std: "docker" "inspect" "ba99322aa3fd2cc1e34a46f582e463545489f70e0772c787e006ce72c1dce3f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba99322aa3fd2cc1e34a46f582e463545489f70e0772c787e006ce72c1dce3f5", kill_on_drop: false }` [INFO] [stdout] ba99322aa3fd2cc1e34a46f582e463545489f70e0772c787e006ce72c1dce3f5