[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 beta-2021-09-08 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-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pecimuth/doge-lang on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-4/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dfc1cf1af1fc988f55f7dba0bace435e79ff9aa4a9db8ed73c69eea121f57fa
[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" "0dfc1cf1af1fc988f55f7dba0bace435e79ff9aa4a9db8ed73c69eea121f57fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dfc1cf1af1fc988f55f7dba0bace435e79ff9aa4a9db8ed73c69eea121f57fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dfc1cf1af1fc988f55f7dba0bace435e79ff9aa4a9db8ed73c69eea121f57fa", kill_on_drop: false }`
[INFO] [stdout] 0dfc1cf1af1fc988f55f7dba0bace435e79ff9aa4a9db8ed73c69eea121f57fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a88f184eba2c3b78634be97d6416f09caf791c16dff7574a9358e61719f3622
[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" "7a88f184eba2c3b78634be97d6416f09caf791c16dff7574a9358e61719f3622", 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 1.69s
[INFO] running `Command { std: "docker" "inspect" "7a88f184eba2c3b78634be97d6416f09caf791c16dff7574a9358e61719f3622", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a88f184eba2c3b78634be97d6416f09caf791c16dff7574a9358e61719f3622", kill_on_drop: false }`
[INFO] [stdout] 7a88f184eba2c3b78634be97d6416f09caf791c16dff7574a9358e61719f3622
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "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] fcf5f733b07de1f2e446c3f323b92d162920f829391cacd757d8097d8b2e23ed
[INFO] running `Command { std: "docker" "start" "-a" "fcf5f733b07de1f2e446c3f323b92d162920f829391cacd757d8097d8b2e23ed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 1.28s
[INFO] running `Command { std: "docker" "inspect" "fcf5f733b07de1f2e446c3f323b92d162920f829391cacd757d8097d8b2e23ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf5f733b07de1f2e446c3f323b92d162920f829391cacd757d8097d8b2e23ed", kill_on_drop: false }`
[INFO] [stdout] fcf5f733b07de1f2e446c3f323b92d162920f829391cacd757d8097d8b2e23ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e2daf37d847c8fca3f84e6fe462f90651b38ec9539fe60f12a087574829655c
[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" "5e2daf37d847c8fca3f84e6fe462f90651b38ec9539fe60f12a087574829655c", 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 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/doge_lang-010fc9eb65a651cc)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test lexer::tests::test_lexer ... ok
[INFO] [stdout] test repl::tests::test_clear_on_error ... ok
[INFO] [stdout] test repl::tests::test_reject_single_idf ... 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" "5e2daf37d847c8fca3f84e6fe462f90651b38ec9539fe60f12a087574829655c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e2daf37d847c8fca3f84e6fe462f90651b38ec9539fe60f12a087574829655c", kill_on_drop: false }`
[INFO] [stdout] 5e2daf37d847c8fca3f84e6fe462f90651b38ec9539fe60f12a087574829655c