[INFO] cloning repository https://github.com/MattanMohel/jester-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MattanMohel/jester-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattanMohel%2Fjester-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattanMohel%2Fjester-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4f2929200e76387f99bfe4da957d9588786f380d [INFO] building MattanMohel/jester-rs against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattanMohel%2Fjester-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MattanMohel/jester-rs on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MattanMohel/jester-rs [INFO] finished tweaking git repo https://github.com/MattanMohel/jester-rs [INFO] tweaked toml for git repo https://github.com/MattanMohel/jester-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/MattanMohel/jester-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cfeeb54ea8fb42fae38ddfd9d71c9a461ea4c88e8fd97a32a3937ffc29fb1cb7 [INFO] running `Command { std: "docker" "start" "-a" "cfeeb54ea8fb42fae38ddfd9d71c9a461ea4c88e8fd97a32a3937ffc29fb1cb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cfeeb54ea8fb42fae38ddfd9d71c9a461ea4c88e8fd97a32a3937ffc29fb1cb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfeeb54ea8fb42fae38ddfd9d71c9a461ea4c88e8fd97a32a3937ffc29fb1cb7", kill_on_drop: false }` [INFO] [stdout] cfeeb54ea8fb42fae38ddfd9d71c9a461ea4c88e8fd97a32a3937ffc29fb1cb7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a820049a9f99b6e7e940c77af8d2b3d16842faec752d468481b13ccf182aaea [INFO] running `Command { std: "docker" "start" "-a" "0a820049a9f99b6e7e940c77af8d2b3d16842faec752d468481b13ccf182aaea", kill_on_drop: false }` [INFO] [stderr] Compiling lisp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/core/node.rs:166:27 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn get_mut(&self, i: usize) -> Err<&mut Obj> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/core/obj.rs:316:17 [INFO] [stdout] | [INFO] [stdout] 316 | else if let Ok(int) = i128::try_from(sign * num) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `NonSym`, `DupSym`, `NonMod`, `DupMod`, `ErrList`, and `Unbalanced` are never constructed [INFO] [stdout] --> src/core/err.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub enum ErrType { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 11 | IoErr, [INFO] [stdout] 12 | NonSym, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 13 | DupSym, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 14 | NonMod, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 15 | DupMod, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | ErrList, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 22 | Overflow, [INFO] [stdout] 23 | Unbalanced, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ErrType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_empty` is never used [INFO] [stdout] --> src/core/node.rs:158:12 [INFO] [stdout] | [INFO] [stdout] 145 | impl<'a> NodeIter<'a> { [INFO] [stdout] | --------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 158 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_value`, `sym_value`, and `sym_val_mut` are never used [INFO] [stdout] --> src/core/obj.rs:71:12 [INFO] [stdout] | [INFO] [stdout] 41 | impl Obj { [INFO] [stdout] | -------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 71 | pub fn new_value(val: T) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 102 | pub fn sym_value(&self) -> Err<&Self> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 109 | pub fn sym_val_mut(&self) -> Err<&mut Self> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Numeric` is never used [INFO] [stdout] --> src/core/type_id.rs:27:11 [INFO] [stdout] | [INFO] [stdout] 27 | pub trait Numeric: Primitive {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/core/type_id.rs:224:19 [INFO] [stdout] | [INFO] [stdout] 216 | impl Obj { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 224 | pub unsafe fn cast_as(&self) -> Err { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 337 | pub fn is_i32(&self) -> Err<&i32> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 348 | pub fn is_i32_mut(&mut self) -> Err<&mut i32> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 359 | pub fn is_i64(&self) -> Err<&i64> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 370 | pub fn is_i64_mut(&mut self) -> Err<&mut i64> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 381 | pub fn is_i128(&self) -> Err<&i128> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 392 | pub fn is_i128_mut(&mut self) -> Err<&mut i128> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 403 | pub fn is_f64(&self) -> Err<&f64> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 414 | pub fn is_f64_mut(&mut self) -> Err<&mut f64> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 436 | pub fn is_bool_mut(&mut self) -> Err<&mut bool> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 458 | pub fn is_string_mut(&mut self) -> Err<&mut String> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 502 | pub fn is_symbol_mut(&mut self) -> Err<&mut RcCell> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s [INFO] running `Command { std: "docker" "inspect" "0a820049a9f99b6e7e940c77af8d2b3d16842faec752d468481b13ccf182aaea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a820049a9f99b6e7e940c77af8d2b3d16842faec752d468481b13ccf182aaea", kill_on_drop: false }` [INFO] [stdout] 0a820049a9f99b6e7e940c77af8d2b3d16842faec752d468481b13ccf182aaea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1511f19dab045874c9d7b66fd2c60d20223cc0079ca0e21816b1e87f71c9f787 [INFO] running `Command { std: "docker" "start" "-a" "1511f19dab045874c9d7b66fd2c60d20223cc0079ca0e21816b1e87f71c9f787", kill_on_drop: false }` [INFO] [stderr] Compiling lisp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/core/node.rs:166:27 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn get_mut(&self, i: usize) -> Err<&mut Obj> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/core/obj.rs:316:17 [INFO] [stdout] | [INFO] [stdout] 316 | else if let Ok(int) = i128::try_from(sign * num) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `NonSym`, `DupSym`, `NonMod`, `DupMod`, `ErrList`, and `Unbalanced` are never constructed [INFO] [stdout] --> src/core/err.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub enum ErrType { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 11 | IoErr, [INFO] [stdout] 12 | NonSym, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 13 | DupSym, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 14 | NonMod, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 15 | DupMod, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | ErrList, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 22 | Overflow, [INFO] [stdout] 23 | Unbalanced, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ErrType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_empty` is never used [INFO] [stdout] --> src/core/node.rs:158:12 [INFO] [stdout] | [INFO] [stdout] 145 | impl<'a> NodeIter<'a> { [INFO] [stdout] | --------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 158 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_value`, `sym_value`, and `sym_val_mut` are never used [INFO] [stdout] --> src/core/obj.rs:71:12 [INFO] [stdout] | [INFO] [stdout] 41 | impl Obj { [INFO] [stdout] | -------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 71 | pub fn new_value(val: T) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 102 | pub fn sym_value(&self) -> Err<&Self> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 109 | pub fn sym_val_mut(&self) -> Err<&mut Self> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Numeric` is never used [INFO] [stdout] --> src/core/type_id.rs:27:11 [INFO] [stdout] | [INFO] [stdout] 27 | pub trait Numeric: Primitive {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/core/type_id.rs:224:19 [INFO] [stdout] | [INFO] [stdout] 216 | impl Obj { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 224 | pub unsafe fn cast_as(&self) -> Err { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 337 | pub fn is_i32(&self) -> Err<&i32> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 348 | pub fn is_i32_mut(&mut self) -> Err<&mut i32> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 359 | pub fn is_i64(&self) -> Err<&i64> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 370 | pub fn is_i64_mut(&mut self) -> Err<&mut i64> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 381 | pub fn is_i128(&self) -> Err<&i128> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 392 | pub fn is_i128_mut(&mut self) -> Err<&mut i128> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 403 | pub fn is_f64(&self) -> Err<&f64> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 414 | pub fn is_f64_mut(&mut self) -> Err<&mut f64> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 436 | pub fn is_bool_mut(&mut self) -> Err<&mut bool> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 458 | pub fn is_string_mut(&mut self) -> Err<&mut String> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 502 | pub fn is_symbol_mut(&mut self) -> Err<&mut RcCell> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "1511f19dab045874c9d7b66fd2c60d20223cc0079ca0e21816b1e87f71c9f787", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1511f19dab045874c9d7b66fd2c60d20223cc0079ca0e21816b1e87f71c9f787", kill_on_drop: false }` [INFO] [stdout] 1511f19dab045874c9d7b66fd2c60d20223cc0079ca0e21816b1e87f71c9f787