[INFO] cloning repository https://github.com/Kimundi/do_syntax [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kimundi/do_syntax" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKimundi%2Fdo_syntax", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKimundi%2Fdo_syntax'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3c0308322cd8c6bef268bfe8e615fcf80c12e148 [INFO] testing Kimundi/do_syntax against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKimundi%2Fdo_syntax" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Kimundi/do_syntax on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Kimundi/do_syntax [INFO] finished tweaking git repo https://github.com/Kimundi/do_syntax [INFO] tweaked toml for git repo https://github.com/Kimundi/do_syntax written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/Kimundi/do_syntax already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] bd917870be4a38cfa4344b8b827d0b5c27850fa186064e28726b0c2969b590ce [INFO] running `Command { std: "docker" "start" "-a" "bd917870be4a38cfa4344b8b827d0b5c27850fa186064e28726b0c2969b590ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bd917870be4a38cfa4344b8b827d0b5c27850fa186064e28726b0c2969b590ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd917870be4a38cfa4344b8b827d0b5c27850fa186064e28726b0c2969b590ce", kill_on_drop: false }` [INFO] [stdout] bd917870be4a38cfa4344b8b827d0b5c27850fa186064e28726b0c2969b590ce [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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c2a91bcee4af73a6151791677f8048e3a04b3fab33bbefaf265729b77f5c606b [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" "c2a91bcee4af73a6151791677f8048e3a04b3fab33bbefaf265729b77f5c606b", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling do_macro v0.1.0 (/opt/rustwide/workdir/do_macro) [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> do_macro/src/do_block.rs:296:21 [INFO] [stdout] | [INFO] [stdout] 296 | let v = value_or_unit(i.expr.as_deref()); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `label` [INFO] [stdout] --> do_macro/src/do_block.rs:301:37 [INFO] [stdout] | [INFO] [stdout] 301 | let i = if let Some(label) = &i.label { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_label` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `label` [INFO] [stdout] --> do_macro/src/do_block.rs:313:37 [INFO] [stdout] | [INFO] [stdout] 313 | let i = if let Some(label) = &i.label { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_label` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `func` [INFO] [stdout] --> do_macro/src/do_block.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | func: syn::ExprCall, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `DoMacro` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> do_macro/src/do_block.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `bare_continue` [INFO] [stdout] --> do_macro/src/do_block.rs:154:5 [INFO] [stdout] | [INFO] [stdout] 154 | bare_continue: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling do_usage v0.1.0 (/opt/rustwide/workdir/do_usage) [INFO] [stdout] /* [INFO] [stdout] */ [INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Return` in this scope [INFO] [stdout] --> do_usage/src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #[do_scope] [INFO] [stdout] | ^^^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `do_scope` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `do_usage` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "c2a91bcee4af73a6151791677f8048e3a04b3fab33bbefaf265729b77f5c606b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2a91bcee4af73a6151791677f8048e3a04b3fab33bbefaf265729b77f5c606b", kill_on_drop: false }` [INFO] [stdout] c2a91bcee4af73a6151791677f8048e3a04b3fab33bbefaf265729b77f5c606b