[INFO] fetching crate nyar_valkyrie 0.0.8... [INFO] checking nyar_valkyrie-0.0.8 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate nyar_valkyrie 0.0.8 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate nyar_valkyrie 0.0.8 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate nyar_valkyrie 0.0.8 [INFO] finished tweaking crates.io crate nyar_valkyrie 0.0.8 [INFO] tweaked toml for crates.io crate nyar_valkyrie 0.0.8 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a302d35043aee9419d968f2d38fbe9292ab3d99dc273b0d70af0bf7f6601f2e7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a302d35043aee9419d968f2d38fbe9292ab3d99dc273b0d70af0bf7f6601f2e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a302d35043aee9419d968f2d38fbe9292ab3d99dc273b0d70af0bf7f6601f2e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a302d35043aee9419d968f2d38fbe9292ab3d99dc273b0d70af0bf7f6601f2e7", kill_on_drop: false }` [INFO] [stdout] a302d35043aee9419d968f2d38fbe9292ab3d99dc273b0d70af0bf7f6601f2e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9bde0557f1fd4fe7321634da4e8a4dafa0aabdbc809a1da4c3bb0e2466d3c3f4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9bde0557f1fd4fe7321634da4e8a4dafa0aabdbc809a1da4c3bb0e2466d3c3f4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling syn v1.0.56 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking nyar_ast v0.0.8 [INFO] [stderr] Checking nyar_valkyrie v0.0.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `base` [INFO] [stdout] --> src/grammar.rs:402:9 [INFO] [stdout] | [INFO] [stdout] 402 | let mut base = AST::None; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_base` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/grammar.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let args = std::env::args(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `base` [INFO] [stdout] --> src/grammar.rs:402:9 [INFO] [stdout] | [INFO] [stdout] 402 | let mut base = AST::None; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_base` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/grammar.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let args = std::env::args(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/grammar.rs:402:9 [INFO] [stdout] | [INFO] [stdout] 402 | let mut base = AST::None; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/grammar.rs:402:9 [INFO] [stdout] | [INFO] [stdout] 402 | let mut base = AST::None; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_dict` [INFO] [stdout] --> src/grammar.rs:225:4 [INFO] [stdout] | [INFO] [stdout] 225 | fn parse_dict(pairs: Pair) -> AST { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `format_pair` [INFO] [stdout] --> src/utils.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn format_pair(pair: Pair<&str>, indent_level: usize, is_newline: bool) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_dict` [INFO] [stdout] --> src/grammar.rs:225:4 [INFO] [stdout] | [INFO] [stdout] 225 | fn parse_dict(pairs: Pair) -> AST { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `format_pair` [INFO] [stdout] --> src/utils.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn format_pair(pair: Pair<&str>, indent_level: usize, is_newline: bool) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/test_expr.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | ast.save("tests/debug_expr.json"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/test_expr.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | ast.save("tests/debug_list_or_slice.json"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/test_expr.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | ast.save("tests/debug_expr_brackets.json"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/test_expr.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | ast.save("tests/debug_dot_call.json"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/test_assign.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | ast.save("tests/debug_let.json"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/test_if.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | ast.save("tests/debug_if.json"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/test_number.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | ast.save("tests/debug_bytes.json"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/test_number.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | ast.save("tests/debug_numbers.json"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.87s [INFO] running `Command { std: "docker" "inspect" "9bde0557f1fd4fe7321634da4e8a4dafa0aabdbc809a1da4c3bb0e2466d3c3f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bde0557f1fd4fe7321634da4e8a4dafa0aabdbc809a1da4c3bb0e2466d3c3f4", kill_on_drop: false }` [INFO] [stdout] 9bde0557f1fd4fe7321634da4e8a4dafa0aabdbc809a1da4c3bb0e2466d3c3f4