[INFO] cloning repository https://github.com/andyyu2004/rust_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/andyyu2004/rust_lambda_calculus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyyu2004%2Frust_lambda_calculus", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyyu2004%2Frust_lambda_calculus'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0338fcf8342bbbfc079270004d4bd93960520f56 [INFO] checking andyyu2004/rust_lambda_calculus against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyyu2004%2Frust_lambda_calculus" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/andyyu2004/rust_lambda_calculus on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/andyyu2004/rust_lambda_calculus [INFO] finished tweaking git repo https://github.com/andyyu2004/rust_lambda_calculus [INFO] tweaked toml for git repo https://github.com/andyyu2004/rust_lambda_calculus written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/andyyu2004/rust_lambda_calculus already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_users v0.3.0 [INFO] [stderr] Downloaded dirs v2.0.1 [INFO] [stderr] Downloaded dirs-sys v0.3.3 [INFO] [stderr] Downloaded rustyline v5.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f0c1d4c30bf1661cba57d40818a68b80d65269fabf0d17e3e5f21702e96571f [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" "0f0c1d4c30bf1661cba57d40818a68b80d65269fabf0d17e3e5f21702e96571f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f0c1d4c30bf1661cba57d40818a68b80d65269fabf0d17e3e5f21702e96571f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f0c1d4c30bf1661cba57d40818a68b80d65269fabf0d17e3e5f21702e96571f", kill_on_drop: false }` [INFO] [stdout] 0f0c1d4c30bf1661cba57d40818a68b80d65269fabf0d17e3e5f21702e96571f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] b6e17df750e4bca43ea8773bf8994d2345f2baaff185c44c3acb93ec6374cf40 [INFO] running `Command { std: "docker" "start" "-a" "b6e17df750e4bca43ea8773bf8994d2345f2baaff185c44c3acb93ec6374cf40", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.59 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking unicode-segmentation v1.3.0 [INFO] [stderr] Checking dirs-sys v0.3.3 [INFO] [stderr] Checking dirs v2.0.1 [INFO] [stderr] Checking rustyline v5.0.0 [INFO] [stderr] Checking r_lambda_calculus v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexing/lexer.rs:43:20 [INFO] [stdout] | [INFO] [stdout] 43 | 'a'...'z' => tokens.push( [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexing/lexer.rs:48:26 [INFO] [stdout] | [INFO] [stdout] 48 | '$' | 'A'...'Z' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexing/lexer.rs:43:20 [INFO] [stdout] | [INFO] [stdout] 43 | 'a'...'z' => tokens.push( [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexing/lexer.rs:48:26 [INFO] [stdout] | [INFO] [stdout] 48 | '$' | 'A'...'Z' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.28s [INFO] running `Command { std: "docker" "inspect" "b6e17df750e4bca43ea8773bf8994d2345f2baaff185c44c3acb93ec6374cf40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6e17df750e4bca43ea8773bf8994d2345f2baaff185c44c3acb93ec6374cf40", kill_on_drop: false }` [INFO] [stdout] b6e17df750e4bca43ea8773bf8994d2345f2baaff185c44c3acb93ec6374cf40