[INFO] cloning repository https://github.com/pecimuth/doge-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pecimuth/doge-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpecimuth%2Fdoge-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpecimuth%2Fdoge-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8bba4df7261610cc674190fcf389d58e60373bc
[INFO] testing pecimuth/doge-lang against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpecimuth%2Fdoge-lang" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pecimuth/doge-lang on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pecimuth/doge-lang
[INFO] finished tweaking git repo https://github.com/pecimuth/doge-lang
[INFO] tweaked toml for git repo https://github.com/pecimuth/doge-lang written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/pecimuth/doge-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 177b083092a8793ff9b4ffbbc8a380516ee1798ffef11efc965d97177c7ca043
[INFO] running `Command { std: "docker" "start" "-a" "177b083092a8793ff9b4ffbbc8a380516ee1798ffef11efc965d97177c7ca043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "177b083092a8793ff9b4ffbbc8a380516ee1798ffef11efc965d97177c7ca043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "177b083092a8793ff9b4ffbbc8a380516ee1798ffef11efc965d97177c7ca043", kill_on_drop: false }`
[INFO] [stdout] 177b083092a8793ff9b4ffbbc8a380516ee1798ffef11efc965d97177c7ca043
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--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] b98aba765e4d0611b70990ed4516ed7fcea1a153a8aed483eeea360f27ae91d5
[INFO] running `Command { std: "docker" "start" "-a" "b98aba765e4d0611b70990ed4516ed7fcea1a153a8aed483eeea360f27ae91d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling doge-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]  --> src/eval.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     input: &'a mut dyn io::Read,
[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 [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "b98aba765e4d0611b70990ed4516ed7fcea1a153a8aed483eeea360f27ae91d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98aba765e4d0611b70990ed4516ed7fcea1a153a8aed483eeea360f27ae91d5", kill_on_drop: false }`
[INFO] [stdout] b98aba765e4d0611b70990ed4516ed7fcea1a153a8aed483eeea360f27ae91d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--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] 0556f122434a94650c381d4fb16f5779391567205a5ba045d9073f0a1f7c57b7
[INFO] running `Command { std: "docker" "start" "-a" "0556f122434a94650c381d4fb16f5779391567205a5ba045d9073f0a1f7c57b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling doge-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]  --> src/eval.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     input: &'a mut dyn io::Read,
[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 test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "0556f122434a94650c381d4fb16f5779391567205a5ba045d9073f0a1f7c57b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0556f122434a94650c381d4fb16f5779391567205a5ba045d9073f0a1f7c57b7", kill_on_drop: false }`
[INFO] [stdout] 0556f122434a94650c381d4fb16f5779391567205a5ba045d9073f0a1f7c57b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", 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] f483dd99898cf1976e0c613b7a110d671c1e9b598265ed6f2ba3948b30ebb0da
[INFO] running `Command { std: "docker" "start" "-a" "f483dd99898cf1976e0c613b7a110d671c1e9b598265ed6f2ba3948b30ebb0da", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `input`
[INFO] [stderr]  --> src/eval.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     input: &'a mut dyn io::Read,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `doge-lang` (bin "doge-lang" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/doge_lang-5f4bdece24360f19)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test lexer::tests::test_lexer ... ok
[INFO] [stdout] test repl::tests::test_reject_single_idf ... ok
[INFO] [stdout] test repl::tests::test_clear_on_error ... ok
[INFO] [stdout] test parser::tests::test_parse_stmt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f483dd99898cf1976e0c613b7a110d671c1e9b598265ed6f2ba3948b30ebb0da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f483dd99898cf1976e0c613b7a110d671c1e9b598265ed6f2ba3948b30ebb0da", kill_on_drop: false }`
[INFO] [stdout] f483dd99898cf1976e0c613b7a110d671c1e9b598265ed6f2ba3948b30ebb0da