[INFO] fetching crate default-constructor 0.4.2... [INFO] checking default-constructor-0.4.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate default-constructor 0.4.2 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate default-constructor 0.4.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate default-constructor 0.4.2 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate default-constructor 0.4.2 [INFO] tweaked toml for crates.io crate default-constructor 0.4.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded default-constructor-macros v0.4.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4948662e5fc4604bfe32c36134cc9e6af380f39d5d6abcfc4d47bd1249c2423 [INFO] running `Command { std: "docker" "start" "-a" "a4948662e5fc4604bfe32c36134cc9e6af380f39d5d6abcfc4d47bd1249c2423", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4948662e5fc4604bfe32c36134cc9e6af380f39d5d6abcfc4d47bd1249c2423", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4948662e5fc4604bfe32c36134cc9e6af380f39d5d6abcfc4d47bd1249c2423", kill_on_drop: false }` [INFO] [stdout] a4948662e5fc4604bfe32c36134cc9e6af380f39d5d6abcfc4d47bd1249c2423 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f83b73819ef4ec8dbc57d95c91b0b5302a3294a5958a898ee2dd43511efb23ff [INFO] running `Command { std: "docker" "start" "-a" "f83b73819ef4ec8dbc57d95c91b0b5302a3294a5958a898ee2dd43511efb23ff", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling default-constructor-macros v0.4.1 [INFO] [stderr] Checking default-constructor v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `a`, `b`, `c`, `d`, `e`, and `f` are never read [INFO] [stdout] --> tests/test.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct B { [INFO] [stdout] | - fields in this struct [INFO] [stdout] 7 | a: String, [INFO] [stdout] | ^ [INFO] [stdout] 8 | b: f32, [INFO] [stdout] | ^ [INFO] [stdout] 9 | c: char, [INFO] [stdout] | ^ [INFO] [stdout] 10 | d: Vec, [INFO] [stdout] | ^ [INFO] [stdout] 11 | e: A, [INFO] [stdout] | ^ [INFO] [stdout] 12 | f: Box, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a`, `b`, `c`, and `t` are never read [INFO] [stdout] --> tests/test.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct C { [INFO] [stdout] | - fields in this struct [INFO] [stdout] 17 | a: String, [INFO] [stdout] | ^ [INFO] [stdout] 18 | b: f32, [INFO] [stdout] | ^ [INFO] [stdout] 19 | c: char, [INFO] [stdout] | ^ [INFO] [stdout] 20 | t: T, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> tests/test.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct D(String, f32, char, T); [INFO] [stdout] | - ^^^^^^ ^^^ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [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] 24 | pub struct D((), (), (), T); [INFO] [stdout] | ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `aaaa`, `aaab`, `aaac`, `bbba`, `bcac`, and `bbab` are never read [INFO] [stdout] --> tests/test.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct TestAutoCompletion { [INFO] [stdout] | ------------------ fields in this struct [INFO] [stdout] 37 | aaaa: f32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 38 | aaab: f32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 39 | aaac: f32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 40 | bbba: f32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 41 | bcac: f32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 42 | bbab: f32, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `do_thing` is never used [INFO] [stdout] --> tests/test.rs:62:4 [INFO] [stdout] | [INFO] [stdout] 62 | fn do_thing() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a`, `b`, `c`, and `d` are never read [INFO] [stdout] --> tests/test.rs:160:5 [INFO] [stdout] | [INFO] [stdout] 159 | pub struct E { [INFO] [stdout] | - fields in this struct [INFO] [stdout] 160 | a: Box, [INFO] [stdout] | ^ [INFO] [stdout] 161 | b: Rc, [INFO] [stdout] | ^ [INFO] [stdout] 162 | c: Arc, [INFO] [stdout] | ^ [INFO] [stdout] 163 | d: Option, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_effect` is never used [INFO] [stdout] --> tests/test.rs:166:4 [INFO] [stdout] | [INFO] [stdout] 166 | fn test_effect() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> tests/test.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 49 | pub struct A { [INFO] [stdout] | - fields in this struct [INFO] [stdout] 50 | pub a: String, [INFO] [stdout] | ^ [INFO] [stdout] 51 | pub b: f32, [INFO] [stdout] | ^ [INFO] [stdout] 52 | pub c: char, [INFO] [stdout] | ^ [INFO] [stdout] 53 | pub d: Vec, [INFO] [stdout] | ^ [INFO] [stdout] 54 | pub e: HashMap, Box>, [INFO] [stdout] | ^ [INFO] [stdout] 55 | pub f: i32, [INFO] [stdout] | ^ [INFO] [stdout] 56 | pub g: Vec, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.23s [INFO] running `Command { std: "docker" "inspect" "f83b73819ef4ec8dbc57d95c91b0b5302a3294a5958a898ee2dd43511efb23ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f83b73819ef4ec8dbc57d95c91b0b5302a3294a5958a898ee2dd43511efb23ff", kill_on_drop: false }` [INFO] [stdout] f83b73819ef4ec8dbc57d95c91b0b5302a3294a5958a898ee2dd43511efb23ff