[INFO] cloning repository https://github.com/FredTheDino/thidy-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FredTheDino/thidy-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredTheDino%2Fthidy-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredTheDino%2Fthidy-lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1b7ec677581cf1d9327d1faff1152a922db7cd1a [INFO] checking FredTheDino/thidy-lang/1b7ec677581cf1d9327d1faff1152a922db7cd1a against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredTheDino%2Fthidy-lang" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FredTheDino/thidy-lang 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 git repo https://github.com/FredTheDino/thidy-lang [INFO] finished tweaking git repo https://github.com/FredTheDino/thidy-lang [INFO] tweaked toml for git repo https://github.com/FredTheDino/thidy-lang written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/FredTheDino/thidy-lang 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sungod v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 987fff424b3fbfb796a036f98f3887891f1b506564431ec4e433b99dfcca9cba [INFO] running `Command { std: "docker" "start" "-a" "987fff424b3fbfb796a036f98f3887891f1b506564431ec4e433b99dfcca9cba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "987fff424b3fbfb796a036f98f3887891f1b506564431ec4e433b99dfcca9cba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "987fff424b3fbfb796a036f98f3887891f1b506564431ec4e433b99dfcca9cba", kill_on_drop: false }` [INFO] [stdout] 987fff424b3fbfb796a036f98f3887891f1b506564431ec4e433b99dfcca9cba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 19ba1f7e1d8474a5cab77538dd80e4d970ba540ba46327962abf6732d7677d6c [INFO] running `Command { std: "docker" "start" "-a" "19ba1f7e1d8474a5cab77538dd80e4d970ba540ba46327962abf6732d7677d6c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling beef v0.5.1 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Checking levenshtein v1.0.5 [INFO] [stderr] Compiling sylt v0.2.0 (/opt/rustwide/workdir/sylt) [INFO] [stderr] Checking unicode-xid v0.2.2 [INFO] [stderr] Checking sungod v0.3.1 [INFO] [stderr] Checking quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking sylt-macro v0.2.0 (/opt/rustwide/workdir/sylt-macro) [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> sylt-macro/src/macro.rs:350:31 [INFO] [stdout] | [INFO] [stdout] 350 | struct ArgItem(Ident, Token![=], Expr); [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 350 | struct ArgItem(Ident, (), Expr); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> sylt-macro/src/macro.rs:350:31 [INFO] [stdout] | [INFO] [stdout] 350 | struct ArgItem(Ident, Token![=], Expr); [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 350 | struct ArgItem(Ident, (), Expr); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling logos-derive v0.12.0 [INFO] [stderr] Compiling gumdrop_derive v0.8.0 [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> sylt-macro/src/macro.rs:350:31 [INFO] [stdout] | [INFO] [stdout] 350 | struct ArgItem(Ident, Token![=], Expr); [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 350 | struct ArgItem(Ident, (), Expr); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking gumdrop v0.8.0 [INFO] [stderr] Checking logos v0.12.0 [INFO] [stderr] Checking sylt-tokenizer v0.2.0 (/opt/rustwide/workdir/sylt-tokenizer) [INFO] [stderr] Checking sylt-common v0.2.0 (/opt/rustwide/workdir/sylt-common) [INFO] [stderr] Checking sylt-parser v0.2.0 (/opt/rustwide/workdir/sylt-parser) [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> sylt-parser/src/parser.rs:917:5 [INFO] [stdout] | [INFO] [stdout] 917 | drop(enum_name); [INFO] [stdout] | ^^^^^---------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&Identifier` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 917 - drop(enum_name); [INFO] [stdout] 917 + let _ = enum_name; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking sylt-compiler v0.2.0 (/opt/rustwide/workdir/sylt-compiler) [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> sylt-parser/src/parser.rs:917:5 [INFO] [stdout] | [INFO] [stdout] 917 | drop(enum_name); [INFO] [stdout] | ^^^^^---------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&Identifier` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 917 - drop(enum_name); [INFO] [stdout] 917 + let _ = enum_name; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `file_to_namespace` is never read [INFO] [stdout] --> sylt-compiler/src/typechecker.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 163 | pub struct TypeChecker { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 168 | pub file_to_namespace: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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: field `file_to_namespace` is never read [INFO] [stdout] --> sylt-compiler/src/typechecker.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 163 | pub struct TypeChecker { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 168 | pub file_to_namespace: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.37s [INFO] running `Command { std: "docker" "inspect" "19ba1f7e1d8474a5cab77538dd80e4d970ba540ba46327962abf6732d7677d6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19ba1f7e1d8474a5cab77538dd80e4d970ba540ba46327962abf6732d7677d6c", kill_on_drop: false }` [INFO] [stdout] 19ba1f7e1d8474a5cab77538dd80e4d970ba540ba46327962abf6732d7677d6c