[INFO] cloning repository https://github.com/wycats/rust-experiments [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wycats/rust-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwycats%2Frust-experiments", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwycats%2Frust-experiments'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f8131dca1d6bc656a2e549fb0159619c9485c853 [INFO] checking wycats/rust-experiments against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwycats%2Frust-experiments" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wycats/rust-experiments on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain [INFO] started tweaking git repo https://github.com/wycats/rust-experiments [INFO] finished tweaking git repo https://github.com/wycats/rust-experiments [INFO] tweaked toml for git repo https://github.com/wycats/rust-experiments written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/wycats/rust-experiments already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ouroboros_macro v0.5.1 [INFO] [stderr] Downloaded format v0.2.3 [INFO] [stderr] Downloaded getset v0.1.1 [INFO] [stderr] Downloaded ouroboros v0.5.1 [INFO] [stderr] Downloaded console v0.13.0 [INFO] [stderr] Downloaded dissimilar v1.0.2 [INFO] [stderr] Downloaded format-macro v0.2.3 [INFO] [stderr] Downloaded quick-error v2.0.0 [INFO] [stderr] Downloaded tt-call v1.0.7 [INFO] [stderr] Downloaded rustc_version v0.3.0 [INFO] [stderr] Downloaded handlebars v3.5.1 [INFO] [stderr] Downloaded trybuild v1.0.35 [INFO] [stderr] Downloaded format-core v0.2.3 [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" 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"/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c215bbd6f31a03105f6f11a4ba289d5ade13acccdb3ac8faaf7c83ee249d7a9d [INFO] running `Command { std: "docker" "start" "-a" "c215bbd6f31a03105f6f11a4ba289d5ade13acccdb3ac8faaf7c83ee249d7a9d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] 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[INFO] [stderr] Checking rental v0.5.5 [INFO] [stderr] Compiling spectrum v0.0.0 (/opt/rustwide/workdir/crates/spectrum) [INFO] [stdout] warning: the item `Intern` is imported redundantly [INFO] [stdout] --> crates/spectrum/src/structure/compose/docs.rs:139:65 [INFO] [stdout] | [INFO] [stdout] 139 | emit::buf::Buf, prelude::test::*, render::RenderConfig, string::intern::Intern, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | use super::*; [INFO] [stdout] | -------- the item `Intern` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Doc` is imported redundantly [INFO] [stdout] --> crates/spectrum/src/structure/compose/docs.rs:140:60 [INFO] [stdout] | [INFO] [stdout] 140 | structure::compose::render_context::RenderContext, structure::compose::Doc, EmitForTest, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | use super::*; [INFO] [stdout] | -------- the item `Doc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `EmitForTest` is imported redundantly [INFO] [stdout] --> crates/spectrum/src/structure/compose/docs.rs:140:85 [INFO] [stdout] | [INFO] [stdout] 139 | emit::buf::Buf, prelude::test::*, render::RenderConfig, string::intern::Intern, [INFO] [stdout] | ---------------- the item `EmitForTest` is already imported here [INFO] [stdout] 140 | structure::compose::render_context::RenderContext, structure::compose::Doc, EmitForTest, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking veritas v0.0.0 (/opt/rustwide/workdir/crates/veritas) [INFO] [stdout] warning: trait `LeafAssertion` is never used [INFO] [stdout] --> crates/veritas/src/leaf/assertions/traits.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait LeafAssertion {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Leaf` is never used [INFO] [stdout] --> crates/veritas/src/leaf/traits.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Leaf { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `LeafAssertion` is never used [INFO] [stdout] --> crates/veritas/src/leaf/assertions/traits.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait LeafAssertion {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Leaf` is never used [INFO] [stdout] --> crates/veritas/src/leaf/traits.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Leaf { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/expr.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Parenthesized { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 14 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Parenthesized` 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 `paren` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/expr.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct MethodCall { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 48 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MethodCall` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/expr.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Parenthesized { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 14 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Parenthesized` 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] --> crates/spectrum-macros/src/macros/fragment/mod.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | Newline(Token![;]), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 18 | Newline(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/expr.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct MethodCall { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 48 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MethodCall` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/fragment/mod.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | Newline(Token![;]), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 18 | Newline(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/expr.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Parenthesized { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 14 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Parenthesized` 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 `paren` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/expr.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct MethodCall { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 48 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MethodCall` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/fragment/mod.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | Newline(Token![;]), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 18 | Newline(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking toml v0.5.7 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Compiling handlebars v3.5.1 [INFO] [stderr] Compiling laboratory v1.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> tests/macros/macro_helpers.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> tests/macros/macro_helpers.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `style` and `modifier` are never read [INFO] [stdout] --> tests/spectrum/compose.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 67 | struct TokenStyle { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 68 | style: BasicTokenStyle, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 69 | modifier: TokenModifier, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenStyle` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.58s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rental v0.5.5, semver-parser v0.10.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "c215bbd6f31a03105f6f11a4ba289d5ade13acccdb3ac8faaf7c83ee249d7a9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c215bbd6f31a03105f6f11a4ba289d5ade13acccdb3ac8faaf7c83ee249d7a9d", kill_on_drop: false }` [INFO] [stdout] c215bbd6f31a03105f6f11a4ba289d5ade13acccdb3ac8faaf7c83ee249d7a9d [INFO] checking wycats/rust-experiments against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwycats%2Frust-experiments" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wycats/rust-experiments on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain [INFO] started tweaking git repo https://github.com/wycats/rust-experiments [INFO] finished tweaking git repo https://github.com/wycats/rust-experiments [INFO] tweaked toml for git repo https://github.com/wycats/rust-experiments written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/wycats/rust-experiments already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fbb3b5284e8d3a87e86c04def179897c267b8ec911af290e1241a6c3173e0320 [INFO] running `Command { std: "docker" "start" "-a" "fbb3b5284e8d3a87e86c04def179897c267b8ec911af290e1241a6c3173e0320", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbb3b5284e8d3a87e86c04def179897c267b8ec911af290e1241a6c3173e0320", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbb3b5284e8d3a87e86c04def179897c267b8ec911af290e1241a6c3173e0320", kill_on_drop: false }` [INFO] [stdout] fbb3b5284e8d3a87e86c04def179897c267b8ec911af290e1241a6c3173e0320 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d3660311171a5459fa5b8b004512f5a2a4087a4099cf671eff895e3c11877ac [INFO] running `Command { std: "docker" "start" "-a" "8d3660311171a5459fa5b8b004512f5a2a4087a4099cf671eff895e3c11877ac", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking smallvec v1.5.0 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking format-core v0.2.3 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking typed-arena v2.0.1 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Compiling semver-parser v0.10.1 [INFO] [stderr] Checking bimap v0.5.3 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Checking pretty v0.10.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Checking dissimilar v1.0.2 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Compiling quick-error v2.0.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling rustc_version v0.3.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling spectrum-macros v0.0.0 (/opt/rustwide/workdir/crates/spectrum-macros) [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Compiling trybuild v1.0.35 [INFO] [stderr] Checking type-map v0.3.0 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking humantime v2.0.1 [INFO] [stderr] Compiling tt-call v1.0.7 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking laboratory-test-helpers v0.1.0 (/opt/rustwide/workdir/crates/test-helpers) [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking console v0.13.0 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Compiling derefable v0.1.0 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling format-macro v0.2.3 [INFO] [stderr] Compiling rental-impl v0.5.5 [INFO] [stderr] Compiling ouroboros_macro v0.5.1 [INFO] [stderr] Compiling modular-bitfield-impl v0.11.2 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling derive-new v0.5.8 [INFO] [stderr] Compiling getset v0.1.1 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking format v0.2.3 [INFO] [stderr] Checking modular-bitfield v0.11.2 [INFO] [stderr] Checking ouroboros v0.5.1 [INFO] [stderr] Checking pin-project v1.0.2 [INFO] [stderr] Checking rental v0.5.5 [INFO] [stderr] Compiling spectrum v0.0.0 (/opt/rustwide/workdir/crates/spectrum) [INFO] [stdout] warning: the item `Intern` is imported redundantly [INFO] [stdout] --> crates/spectrum/src/structure/compose/docs.rs:139:65 [INFO] [stdout] | [INFO] [stdout] 139 | emit::buf::Buf, prelude::test::*, render::RenderConfig, string::intern::Intern, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | use super::*; [INFO] [stdout] | -------- the item `Intern` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Doc` is imported redundantly [INFO] [stdout] --> crates/spectrum/src/structure/compose/docs.rs:140:60 [INFO] [stdout] | [INFO] [stdout] 140 | structure::compose::render_context::RenderContext, structure::compose::Doc, EmitForTest, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | use super::*; [INFO] [stdout] | -------- the item `Doc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `EmitForTest` is imported redundantly [INFO] [stdout] --> crates/spectrum/src/structure/compose/docs.rs:140:85 [INFO] [stdout] | [INFO] [stdout] 139 | emit::buf::Buf, prelude::test::*, render::RenderConfig, string::intern::Intern, [INFO] [stdout] | ---------------- the item `EmitForTest` is already imported here [INFO] [stdout] 140 | structure::compose::render_context::RenderContext, structure::compose::Doc, EmitForTest, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking veritas v0.0.0 (/opt/rustwide/workdir/crates/veritas) [INFO] [stdout] warning: trait `LeafAssertion` is never used [INFO] [stdout] --> crates/veritas/src/leaf/assertions/traits.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait LeafAssertion {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Leaf` is never used [INFO] [stdout] --> crates/veritas/src/leaf/traits.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Leaf { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `LeafAssertion` is never used [INFO] [stdout] --> crates/veritas/src/leaf/assertions/traits.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait LeafAssertion {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Leaf` is never used [INFO] [stdout] --> crates/veritas/src/leaf/traits.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Leaf { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/expr.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Parenthesized { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 14 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Parenthesized` 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 `paren` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/expr.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct MethodCall { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 48 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MethodCall` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/fragment/mod.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | Newline(Token![;]), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 18 | Newline(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/expr.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Parenthesized { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 14 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Parenthesized` 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 `paren` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/expr.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct MethodCall { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 48 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MethodCall` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/fragment/mod.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | Newline(Token![;]), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 18 | Newline(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> crates/spectrum-macros/src/macros/helper_macros.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/expr.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Parenthesized { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 14 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Parenthesized` 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 `paren` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/expr.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct MethodCall { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 48 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MethodCall` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> crates/spectrum-macros/src/macros/fragment/mod.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | Newline(Token![;]), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 18 | Newline(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking toml v0.5.7 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling handlebars v3.5.1 [INFO] [stderr] Compiling laboratory v1.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> tests/macros/macro_helpers.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> tests/macros/macro_helpers.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `style` and `modifier` are never read [INFO] [stdout] --> tests/spectrum/compose.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 67 | struct TokenStyle { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 68 | style: BasicTokenStyle, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 69 | modifier: TokenModifier, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenStyle` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.62s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rental v0.5.5, semver-parser v0.10.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "8d3660311171a5459fa5b8b004512f5a2a4087a4099cf671eff895e3c11877ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d3660311171a5459fa5b8b004512f5a2a4087a4099cf671eff895e3c11877ac", kill_on_drop: false }` [INFO] [stdout] 8d3660311171a5459fa5b8b004512f5a2a4087a4099cf671eff895e3c11877ac