[INFO] fetching crate lemon-mint 0.1.4... [INFO] testing lemon-mint-0.1.4 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate lemon-mint 0.1.4 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate lemon-mint 0.1.4 [INFO] finished tweaking crates.io crate lemon-mint 0.1.4 [INFO] tweaked toml for crates.io crate lemon-mint 0.1.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate lemon-mint 0.1.4 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b011cbae4d849fd7de6f014df1f831db09713d9d487d7fceb56f7b2048416221 [INFO] running `Command { std: "docker" "start" "-a" "b011cbae4d849fd7de6f014df1f831db09713d9d487d7fceb56f7b2048416221", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b011cbae4d849fd7de6f014df1f831db09713d9d487d7fceb56f7b2048416221", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b011cbae4d849fd7de6f014df1f831db09713d9d487d7fceb56f7b2048416221", kill_on_drop: false }` [INFO] [stdout] b011cbae4d849fd7de6f014df1f831db09713d9d487d7fceb56f7b2048416221 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1257958074a06ee4a6eb8b439f9ab14c1b865206490c35d76f7ecfc7017f876f [INFO] running `Command { std: "docker" "start" "-a" "1257958074a06ee4a6eb8b439f9ab14c1b865206490c35d76f7ecfc7017f876f", kill_on_drop: false }` [INFO] [stderr] Compiling lemon-mint v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `with_fallback`, `n_nonterminals`, and `tables_size` are never read [INFO] [stdout] --> src/lib.rs:2831:2 [INFO] [stdout] | [INFO] [stdout] 2808 | pub struct LemonMint [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 2831 | with_fallback: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 2842 | n_nonterminals: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 2843 | tables_size: usize, // Total table size of all tables in bytes [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LemonMint` 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: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:683:10 [INFO] [stdout] | [INFO] [stdout] 683 | fn iter(&self) -> Take> [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] 683 | fn iter(&self) -> Take> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:1359:7 [INFO] [stdout] | [INFO] [stdout] 1359 | mem::replace(&mut symbols.array[rhs.index].firstset, set); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1359 | let _ = mem::replace(&mut symbols.array[rhs.index].firstset, set); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.56s [INFO] running `Command { std: "docker" "inspect" "1257958074a06ee4a6eb8b439f9ab14c1b865206490c35d76f7ecfc7017f876f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1257958074a06ee4a6eb8b439f9ab14c1b865206490c35d76f7ecfc7017f876f", kill_on_drop: false }` [INFO] [stdout] 1257958074a06ee4a6eb8b439f9ab14c1b865206490c35d76f7ecfc7017f876f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7f331166e576daaf435c39bcb8edba24b6458d6a43428815aa5eaf35c65722d [INFO] running `Command { std: "docker" "start" "-a" "d7f331166e576daaf435c39bcb8edba24b6458d6a43428815aa5eaf35c65722d", kill_on_drop: false }` [INFO] [stdout] warning: fields `with_fallback`, `n_nonterminals`, and `tables_size` are never read [INFO] [stdout] --> src/lib.rs:2831:2 [INFO] [stdout] | [INFO] [stdout] 2808 | pub struct LemonMint [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 2831 | with_fallback: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 2842 | n_nonterminals: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 2843 | tables_size: usize, // Total table size of all tables in bytes [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LemonMint` 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: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:683:10 [INFO] [stdout] | [INFO] [stdout] 683 | fn iter(&self) -> Take> [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] 683 | fn iter(&self) -> Take> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:1359:7 [INFO] [stdout] | [INFO] [stdout] 1359 | mem::replace(&mut symbols.array[rhs.index].firstset, set); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1359 | let _ = mem::replace(&mut symbols.array[rhs.index].firstset, set); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lemon-mint v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `with_fallback`, `n_nonterminals`, and `tables_size` are never read [INFO] [stdout] --> src/lib.rs:2831:2 [INFO] [stdout] | [INFO] [stdout] 2808 | pub struct LemonMint [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 2831 | with_fallback: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 2842 | n_nonterminals: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 2843 | tables_size: usize, // Total table size of all tables in bytes [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LemonMint` 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: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:683:10 [INFO] [stdout] | [INFO] [stdout] 683 | fn iter(&self) -> Take> [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] 683 | fn iter(&self) -> Take> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:1359:7 [INFO] [stdout] | [INFO] [stdout] 1359 | mem::replace(&mut symbols.array[rhs.index].firstset, set); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1359 | let _ = mem::replace(&mut symbols.array[rhs.index].firstset, set); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.23s [INFO] running `Command { std: "docker" "inspect" "d7f331166e576daaf435c39bcb8edba24b6458d6a43428815aa5eaf35c65722d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7f331166e576daaf435c39bcb8edba24b6458d6a43428815aa5eaf35c65722d", kill_on_drop: false }` [INFO] [stdout] d7f331166e576daaf435c39bcb8edba24b6458d6a43428815aa5eaf35c65722d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2cfb27a7e2be07723e0b7defba749d01a25bff3e700ac61e21cc06b241760a8e [INFO] running `Command { std: "docker" "start" "-a" "2cfb27a7e2be07723e0b7defba749d01a25bff3e700ac61e21cc06b241760a8e", kill_on_drop: false }` [INFO] [stderr] warning: fields `with_fallback`, `n_nonterminals`, and `tables_size` are never read [INFO] [stderr] --> src/lib.rs:2831:2 [INFO] [stderr] | [INFO] [stderr] 2808 | pub struct LemonMint [INFO] [stderr] | --------- fields in this struct [INFO] [stderr] ... [INFO] [stderr] 2831 | with_fallback: bool, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 2842 | n_nonterminals: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] 2843 | tables_size: usize, // Total table size of all tables in bytes [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `LemonMint` 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: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:683:10 [INFO] [stderr] | [INFO] [stderr] 683 | fn iter(&self) -> Take> [INFO] [stderr] | ^^^^^ --------------------- the same lifetime is hidden here [INFO] [stdout] [INFO] [stderr] | | [INFO] [stdout] running 0 tests [INFO] [stderr] | the lifetime is elided here [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] [INFO] [stderr] help: use `'_` for type paths [INFO] [stdout] running 1 test [INFO] [stderr] | [INFO] [stdout] test test_1 ... ok [INFO] [stderr] 683 | fn iter(&self) -> Take> [INFO] [stdout] [INFO] [stderr] | +++ [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/lib.rs:1359:7 [INFO] [stderr] | [INFO] [stderr] 1359 | mem::replace(&mut symbols.array[rhs.index].firstset, set); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 1359 | let _ = mem::replace(&mut symbols.array[rhs.index].firstset, set); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `lemon-mint` (lib) generated 3 warnings (run `cargo fix --lib -p lemon-mint` to apply 1 suggestion) [INFO] [stderr] warning: `lemon-mint` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lemon_mint-2bf15a44362e3cc3) [INFO] [stderr] Running tests/all.rs (/opt/rustwide/target/debug/deps/all-1de5297b29cb478c) [INFO] [stderr] Doc-tests lemon_mint [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/lib.rs - (line 103) ... ignored [INFO] [stdout] test src/lib.rs - LemonMintBuilder::set_extra_argument_type (line 2455) ... ignored [INFO] [stdout] test src/lib.rs - LemonMintBuilder::set_extra_argument_type (line 2466) ... ignored [INFO] [stdout] test src/lib.rs - LemonMintBuilder::set_left (line 2479) ... ok [INFO] [stdout] test src/lib.rs - LemonMintBuilder (line 1208) ... ok [INFO] [stdout] test src/lib.rs - LemonMintBuilder (line 1219) ... ok [INFO] [stdout] test src/lib.rs - LemonMintBuilder::set_extra_argument_type (line 2447) ... ok [INFO] [stdout] test src/lib.rs - LemonMintBuilder::load_y (line 2242) ... ok [INFO] [stdout] test src/lib.rs - (line 6) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.73s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2cfb27a7e2be07723e0b7defba749d01a25bff3e700ac61e21cc06b241760a8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cfb27a7e2be07723e0b7defba749d01a25bff3e700ac61e21cc06b241760a8e", kill_on_drop: false }` [INFO] [stdout] 2cfb27a7e2be07723e0b7defba749d01a25bff3e700ac61e21cc06b241760a8e