[INFO] fetching crate helper_fn 0.1.0... [INFO] testing helper_fn-0.1.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate helper_fn 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate helper_fn 0.1.0 [INFO] finished tweaking crates.io crate helper_fn 0.1.0 [INFO] tweaked toml for crates.io crate helper_fn 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate helper_fn 0.1.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.106) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 00c4346d54aaaf84d6d6355d268e0f23041c9abc872a0824d44a816c339f7a3d [INFO] running `Command { std: "docker" "start" "-a" "00c4346d54aaaf84d6d6355d268e0f23041c9abc872a0824d44a816c339f7a3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00c4346d54aaaf84d6d6355d268e0f23041c9abc872a0824d44a816c339f7a3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00c4346d54aaaf84d6d6355d268e0f23041c9abc872a0824d44a816c339f7a3d", kill_on_drop: false }` [INFO] [stdout] 00c4346d54aaaf84d6d6355d268e0f23041c9abc872a0824d44a816c339f7a3d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 470b71f6bff3260be774d84ee4e28843e12525674e123dbd59a2af14dc74e137 [INFO] running `Command { std: "docker" "start" "-a" "470b71f6bff3260be774d84ee4e28843e12525674e123dbd59a2af14dc74e137", kill_on_drop: false }` [INFO] [stderr] Compiling helper_fn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `colon` is never read [INFO] [stdout] --> src/lib.rs:161:3 [INFO] [stdout] | [INFO] [stdout] 159 | struct CaptureArgWithType { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] 160 | capture: CaptureArg, [INFO] [stdout] 161 | colon: Token![:], [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CaptureArgWithType` 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: field `0` is never read [INFO] [stdout] --> src/lib.rs:178:7 [INFO] [stdout] | [INFO] [stdout] 178 | Ref(Token![&]), [INFO] [stdout] | --- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CaptureArgKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 178 - Ref(Token![&]), [INFO] [stdout] 178 + Ref(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/lib.rs:179:10 [INFO] [stdout] | [INFO] [stdout] 179 | RefMut(Token![&], Token![mut]), [INFO] [stdout] | ------ ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CaptureArgKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 179 - RefMut(Token![&], Token![mut]), [INFO] [stdout] 179 + RefMut((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "470b71f6bff3260be774d84ee4e28843e12525674e123dbd59a2af14dc74e137", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "470b71f6bff3260be774d84ee4e28843e12525674e123dbd59a2af14dc74e137", kill_on_drop: false }` [INFO] [stdout] 470b71f6bff3260be774d84ee4e28843e12525674e123dbd59a2af14dc74e137 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e18e51469efe06c3eeb2daa7bfb11482ae2500a20e8d40a5db808ebd9818c9b9 [INFO] running `Command { std: "docker" "start" "-a" "e18e51469efe06c3eeb2daa7bfb11482ae2500a20e8d40a5db808ebd9818c9b9", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling helper_fn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `colon` is never read [INFO] [stdout] --> src/lib.rs:161:3 [INFO] [stdout] | [INFO] [stdout] 159 | struct CaptureArgWithType { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] 160 | capture: CaptureArg, [INFO] [stdout] 161 | colon: Token![:], [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CaptureArgWithType` 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: field `0` is never read [INFO] [stdout] --> src/lib.rs:178:7 [INFO] [stdout] | [INFO] [stdout] 178 | Ref(Token![&]), [INFO] [stdout] | --- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CaptureArgKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 178 - Ref(Token![&]), [INFO] [stdout] 178 + Ref(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/lib.rs:179:10 [INFO] [stdout] | [INFO] [stdout] 179 | RefMut(Token![&], Token![mut]), [INFO] [stdout] | ------ ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CaptureArgKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 179 - RefMut(Token![&], Token![mut]), [INFO] [stdout] 179 + RefMut((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `colon` is never read [INFO] [stdout] --> src/lib.rs:161:3 [INFO] [stdout] | [INFO] [stdout] 159 | struct CaptureArgWithType { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] 160 | capture: CaptureArg, [INFO] [stdout] 161 | colon: Token![:], [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CaptureArgWithType` 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: field `0` is never read [INFO] [stdout] --> src/lib.rs:178:7 [INFO] [stdout] | [INFO] [stdout] 178 | Ref(Token![&]), [INFO] [stdout] | --- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CaptureArgKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 178 - Ref(Token![&]), [INFO] [stdout] 178 + Ref(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/lib.rs:179:10 [INFO] [stdout] | [INFO] [stdout] 179 | RefMut(Token![&], Token![mut]), [INFO] [stdout] | ------ ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CaptureArgKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 179 - RefMut(Token![&], Token![mut]), [INFO] [stdout] 179 + RefMut((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `get_num` [INFO] [stdout] --> tests/test.rs:21:6 [INFO] [stdout] | [INFO] [stdout] 21 | fn get_num() -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `increment_num` [INFO] [stdout] --> tests/test.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn increment_num() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `make_num_zero` [INFO] [stdout] --> tests/test.rs:31:6 [INFO] [stdout] | [INFO] [stdout] 31 | fn make_num_zero() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 7.07s [INFO] running `Command { std: "docker" "inspect" "e18e51469efe06c3eeb2daa7bfb11482ae2500a20e8d40a5db808ebd9818c9b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e18e51469efe06c3eeb2daa7bfb11482ae2500a20e8d40a5db808ebd9818c9b9", kill_on_drop: false }` [INFO] [stdout] e18e51469efe06c3eeb2daa7bfb11482ae2500a20e8d40a5db808ebd9818c9b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c29484db8879b2fbc98b5188fb1265fc0e485baa65bfd4a16c5ba484cb35e70e [INFO] running `Command { std: "docker" "start" "-a" "c29484db8879b2fbc98b5188fb1265fc0e485baa65bfd4a16c5ba484cb35e70e", kill_on_drop: false }` [INFO] [stderr] warning: field `colon` is never read [INFO] [stderr] --> src/lib.rs:161:3 [INFO] [stderr] | [INFO] [stderr] 159 | struct CaptureArgWithType { [INFO] [stderr] | ------------------ field in this struct [INFO] [stderr] 160 | capture: CaptureArg, [INFO] [stderr] 161 | colon: Token![:], [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `CaptureArgWithType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/lib.rs:178:7 [INFO] [stderr] | [INFO] [stderr] 178 | Ref(Token![&]), [INFO] [stderr] | --- ^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `CaptureArgKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 178 - Ref(Token![&]), [INFO] [stderr] 178 + Ref(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: fields `0` and `1` are never read [INFO] [stderr] --> src/lib.rs:179:10 [INFO] [stderr] | [INFO] [stderr] 179 | RefMut(Token![&], Token![mut]), [INFO] [stderr] | ------ ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | fields in this variant [INFO] [stderr] | [INFO] [stderr] = note: `CaptureArgKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stderr] | [INFO] [stderr] 179 - RefMut(Token![&], Token![mut]), [INFO] [stderr] 179 + RefMut((), ()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `helper_fn` (lib) generated 3 warnings [INFO] [stderr] warning: `helper_fn` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] warning: unused macro definition: `get_num` [INFO] [stderr] --> tests/test.rs:21:6 [INFO] [stderr] | [INFO] [stderr] 21 | fn get_num() -> i32 { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_macros)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused macro definition: `increment_num` [INFO] [stderr] --> tests/test.rs:34:8 [INFO] [stderr] | [INFO] [stderr] 34 | fn increment_num() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition: `make_num_zero` [INFO] [stderr] --> tests/test.rs:31:6 [INFO] [stderr] | [INFO] [stderr] 31 | fn make_num_zero() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `helper_fn` (test "test") generated 3 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/helper_fn-e00549dc97cd999d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/test.rs (/opt/rustwide/target/debug/deps/test-8543659f1e2a1315) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test foo ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests helper_fn [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - (line 83) - compile fail ... ok [INFO] [stdout] test src/lib.rs - (line 30) ... ok [INFO] [stdout] test src/lib.rs - (line 72) ... ok [INFO] [stdout] test src/lib.rs - (line 10) ... ok [INFO] [stdout] test src/lib.rs - (line 96) ... ok [INFO] [stdout] test src/lib.rs - (line 111) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.69s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c29484db8879b2fbc98b5188fb1265fc0e485baa65bfd4a16c5ba484cb35e70e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c29484db8879b2fbc98b5188fb1265fc0e485baa65bfd4a16c5ba484cb35e70e", kill_on_drop: false }` [INFO] [stdout] c29484db8879b2fbc98b5188fb1265fc0e485baa65bfd4a16c5ba484cb35e70e