[INFO] cloning repository https://github.com/lassemoldrup/lambda-calculus [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lassemoldrup/lambda-calculus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flassemoldrup%2Flambda-calculus", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flassemoldrup%2Flambda-calculus'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a2328e9197077594c478b13138340295e865df65 [INFO] checking lassemoldrup/lambda-calculus against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flassemoldrup%2Flambda-calculus" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lassemoldrup/lambda-calculus on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lassemoldrup/lambda-calculus [INFO] finished tweaking git repo https://github.com/lassemoldrup/lambda-calculus [INFO] tweaked toml for git repo https://github.com/lassemoldrup/lambda-calculus written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/lassemoldrup/lambda-calculus already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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] 45aa4d87663df0f4ce240cff23aa814bb2add51b720dcb31b3f3cab34c75d241 [INFO] running `Command { std: "docker" "start" "-a" "45aa4d87663df0f4ce240cff23aa814bb2add51b720dcb31b3f3cab34c75d241", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45aa4d87663df0f4ce240cff23aa814bb2add51b720dcb31b3f3cab34c75d241", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45aa4d87663df0f4ce240cff23aa814bb2add51b720dcb31b3f3cab34c75d241", kill_on_drop: false }` [INFO] [stdout] 45aa4d87663df0f4ce240cff23aa814bb2add51b720dcb31b3f3cab34c75d241 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb2621763e2847dfe1e3476d97638cb28c57c9720ccdabeaadd356c556f840b9 [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" "cb2621763e2847dfe1e3476d97638cb28c57c9720ccdabeaadd356c556f840b9", kill_on_drop: false }` [INFO] [stderr] Checking lambda-calculus v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `macros` [INFO] [stdout] --> src/parser.rs:149:42 [INFO] [stdout] | [INFO] [stdout] 149 | fn parse_macros<'a>(tokens: &'a [Token], macros: &mut Vec) -> Result<&'a [Token]> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_macros` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `macros` [INFO] [stdout] --> src/parser.rs:153:32 [INFO] [stdout] | [INFO] [stdout] 153 | fn apply_macros(term: AstNode, macros: Vec) -> AstNode { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_macros` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `macros` [INFO] [stdout] --> src/parser.rs:149:42 [INFO] [stdout] | [INFO] [stdout] 149 | fn parse_macros<'a>(tokens: &'a [Token], macros: &mut Vec) -> Result<&'a [Token]> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_macros` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `macros` [INFO] [stdout] --> src/parser.rs:153:32 [INFO] [stdout] | [INFO] [stdout] 153 | fn apply_macros(term: AstNode, macros: Vec) -> AstNode { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_macros` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "cb2621763e2847dfe1e3476d97638cb28c57c9720ccdabeaadd356c556f840b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb2621763e2847dfe1e3476d97638cb28c57c9720ccdabeaadd356c556f840b9", kill_on_drop: false }` [INFO] [stdout] cb2621763e2847dfe1e3476d97638cb28c57c9720ccdabeaadd356c556f840b9