[INFO] fetching crate diatom-core 0.6.1... [INFO] checking diatom-core-0.6.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate diatom-core 0.6.1 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate diatom-core 0.6.1 [INFO] finished tweaking crates.io crate diatom-core 0.6.1 [INFO] tweaked toml for crates.io crate diatom-core 0.6.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate diatom-core 0.6.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 42 packages to latest compatible versions [INFO] [stderr] Adding codespan-reporting v0.11.1 (available: v0.12.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded more-asserts v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 936b33cd25637461815a1c9c3daef60d2a3e11ef492b7a823d378aac35f49e22 [INFO] running `Command { std: "docker" "start" "-a" "936b33cd25637461815a1c9c3daef60d2a3e11ef492b7a823d378aac35f49e22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "936b33cd25637461815a1c9c3daef60d2a3e11ef492b7a823d378aac35f49e22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "936b33cd25637461815a1c9c3daef60d2a3e11ef492b7a823d378aac35f49e22", kill_on_drop: false }` [INFO] [stdout] 936b33cd25637461815a1c9c3daef60d2a3e11ef492b7a823d378aac35f49e22 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b1e18066b958c5a12632a770d3b17e60df2ad6c5d16abc4e63211460f82ae3ab [INFO] running `Command { std: "docker" "start" "-a" "b1e18066b958c5a12632a770d3b17e60df2ad6c5d16abc4e63211460f82ae3ab", kill_on_drop: false }` [INFO] [stderr] Compiling crunchy v0.2.4 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking bimap v0.6.3 [INFO] [stderr] Checking more-asserts v0.3.1 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling const-random-macro v0.1.16 [INFO] [stderr] Checking const-random v0.1.18 [INFO] [stderr] Checking regex-automata v0.4.10 [INFO] [stderr] Checking regex v1.11.2 [INFO] [stderr] Compiling enum_dispatch v0.3.13 [INFO] [stderr] Checking diatom-core v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Keyword` and `Operator` [INFO] [stdout] --> src/frontend/mod.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | pub use lexer::{Keyword, Lexer, Operator, Token}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Keyword` and `Operator` [INFO] [stdout] --> src/frontend/mod.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | pub use lexer::{Keyword, Lexer, Operator, Token}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `loc` is never read [INFO] [stdout] --> src/frontend/parser/ast.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 12 | Expr { [INFO] [stdout] | ---- field in this variant [INFO] [stdout] 13 | loc: Loc, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Stmt` has a derived impl for the trait `Clone`, 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: fields `gc` and `insts` are never read [INFO] [stdout] --> src/interpreter/scanner/capture_scanner.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct CaptureScanner<'a, Buffer: IoWrite> { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 9 | pub register_table: &'a mut RegisterTable, [INFO] [stdout] 10 | pub gc: &'a mut Gc, [INFO] [stdout] | ^^ [INFO] [stdout] 11 | pub insts: &'a mut Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `LibDummy` is never constructed [INFO] [stdout] --> src/interpreter/std_core.rs:64:19 [INFO] [stdout] | [INFO] [stdout] 64 | pub(crate) struct LibDummy; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `loc` is never read [INFO] [stdout] --> src/vm/op.rs:193:9 [INFO] [stdout] | [INFO] [stdout] 188 | pub struct OpImport { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 193 | pub loc: Loc, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `loc` is never read [INFO] [stdout] --> src/vm/op.rs:339:9 [INFO] [stdout] | [INFO] [stdout] 338 | pub struct OpMakeClosure { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 339 | pub loc: Loc, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `loc` is never read [INFO] [stdout] --> src/frontend/parser/ast.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 12 | Expr { [INFO] [stdout] | ---- field in this variant [INFO] [stdout] 13 | loc: Loc, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Stmt` has a derived impl for the trait `Clone`, 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: field `loc` is never read [INFO] [stdout] --> src/vm/op.rs:1436:9 [INFO] [stdout] | [INFO] [stdout] 1435 | pub struct OpJump { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 1436 | pub loc: Loc, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `gc` and `insts` are never read [INFO] [stdout] --> src/interpreter/scanner/capture_scanner.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct CaptureScanner<'a, Buffer: IoWrite> { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 9 | pub register_table: &'a mut RegisterTable, [INFO] [stdout] 10 | pub gc: &'a mut Gc, [INFO] [stdout] | ^^ [INFO] [stdout] 11 | pub insts: &'a mut Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `loc` is never read [INFO] [stdout] --> src/vm/op.rs:193:9 [INFO] [stdout] | [INFO] [stdout] 188 | pub struct OpImport { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 193 | pub loc: Loc, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `loc` is never read [INFO] [stdout] --> src/vm/op.rs:339:9 [INFO] [stdout] | [INFO] [stdout] 338 | pub struct OpMakeClosure { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 339 | pub loc: Loc, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `loc` is never read [INFO] [stdout] --> src/vm/op.rs:1436:9 [INFO] [stdout] | [INFO] [stdout] 1435 | pub struct OpJump { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 1436 | pub loc: Loc, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frontend/lexer/mod.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn iter(&self) -> TokenIterator { [INFO] [stdout] | ^^^^^ ------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 24 | pub fn iter(&self) -> TokenIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frontend/lexer/mod.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn iter(&self) -> TokenIterator { [INFO] [stdout] | ^^^^^ ------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 24 | pub fn iter(&self) -> TokenIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/interpreter/ffi/mod.rs:47:24 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn get_obj_mut(&mut self, ref_id: usize) -> Option> { [INFO] [stdout] | ^^^^^^^^^ ----------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 47 | pub fn get_obj_mut(&mut self, ref_id: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/interpreter/ffi/mod.rs:78:20 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn get_obj(&self, ref_id: usize) -> Option> { [INFO] [stdout] | ^^^^^ -------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 78 | pub fn get_obj(&self, ref_id: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/interpreter/ffi/mod.rs:47:24 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn get_obj_mut(&mut self, ref_id: usize) -> Option> { [INFO] [stdout] | ^^^^^^^^^ ----------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 47 | pub fn get_obj_mut(&mut self, ref_id: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/interpreter/ffi/mod.rs:78:20 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn get_obj(&self, ref_id: usize) -> Option> { [INFO] [stdout] | ^^^^^ -------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 78 | pub fn get_obj(&self, ref_id: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.04s [INFO] running `Command { std: "docker" "inspect" "b1e18066b958c5a12632a770d3b17e60df2ad6c5d16abc4e63211460f82ae3ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1e18066b958c5a12632a770d3b17e60df2ad6c5d16abc4e63211460f82ae3ab", kill_on_drop: false }` [INFO] [stdout] b1e18066b958c5a12632a770d3b17e60df2ad6c5d16abc4e63211460f82ae3ab