[INFO] cloning repository https://github.com/CapsAdmin/nattlua-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CapsAdmin/nattlua-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCapsAdmin%2Fnattlua-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCapsAdmin%2Fnattlua-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63c827df8ee0504c9ad2ee129a3e378bc1ff48d6
[INFO] testing CapsAdmin/nattlua-rust against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCapsAdmin%2Fnattlua-rust" "/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/CapsAdmin/nattlua-rust on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CapsAdmin/nattlua-rust
[INFO] finished tweaking git repo https://github.com/CapsAdmin/nattlua-rust
[INFO] tweaked toml for git repo https://github.com/CapsAdmin/nattlua-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/CapsAdmin/nattlua-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 4ed32a3dae237e118b6634ecbd24aae72c65f58654dd0be6d00008096612b3a8
[INFO] running `Command { std: "docker" "start" "-a" "4ed32a3dae237e118b6634ecbd24aae72c65f58654dd0be6d00008096612b3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ed32a3dae237e118b6634ecbd24aae72c65f58654dd0be6d00008096612b3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ed32a3dae237e118b6634ecbd24aae72c65f58654dd0be6d00008096612b3a8", kill_on_drop: false }`
[INFO] [stdout] 4ed32a3dae237e118b6634ecbd24aae72c65f58654dd0be6d00008096612b3a8
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29300bdc439b7f05575e647f2d7f7d8f3325b5d631f17945da865e80f6802576
[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" "29300bdc439b7f05575e647f2d7f7d8f3325b5d631f17945da865e80f6802576", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling nattlua-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]  --> src/lib/lexer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     start: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stop`
[INFO] [stdout]   --> src/lib/lexer.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     stop: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.45s
[INFO] running `Command { std: "docker" "inspect" "29300bdc439b7f05575e647f2d7f7d8f3325b5d631f17945da865e80f6802576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29300bdc439b7f05575e647f2d7f7d8f3325b5d631f17945da865e80f6802576", kill_on_drop: false }`
[INFO] [stdout] 29300bdc439b7f05575e647f2d7f7d8f3325b5d631f17945da865e80f6802576
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddc59426b458e23335728da249d0041942145168300b02977047683a89e6afaa
[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" "ddc59426b458e23335728da249d0041942145168300b02977047683a89e6afaa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nattlua-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]  --> src/lib/lexer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     start: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stop`
[INFO] [stdout]   --> src/lib/lexer.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     stop: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]  --> src/lib/lexer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     start: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stop`
[INFO] [stdout]   --> src/lib/lexer.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     stop: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "ddc59426b458e23335728da249d0041942145168300b02977047683a89e6afaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc59426b458e23335728da249d0041942145168300b02977047683a89e6afaa", kill_on_drop: false }`
[INFO] [stdout] ddc59426b458e23335728da249d0041942145168300b02977047683a89e6afaa
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec76793b989919d17d06372215acb818ff1dbe91cdb67e94cf79194fb9da2fe8
[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" "ec76793b989919d17d06372215acb818ff1dbe91cdb67e94cf79194fb9da2fe8", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `start`
[INFO] [stderr]  --> src/lib/lexer.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     start: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `stop`
[INFO] [stderr]   --> src/lib/lexer.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     stop: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nattlua-rust` (lib) generated 2 warnings
[INFO] [stderr] warning: `nattlua-rust` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nattlua-d53ebb14c76e29de)
[INFO] [stdout] running 18 tests
[INFO] [stdout] test lexer::tests::comment_escape ... ok
[INFO] [stdout] test lexer::tests::typesystem_symbols ... ok
[INFO] [stdout] test lexer::tests::tokens_to_string_test ... ok
[INFO] [stdout] test lexer::tests::single_quote_string ... ok
[INFO] [stdout] test lexer::tests::number_range ... ok
[INFO] [stdout] test lexer::tests::shebang ... ok
[INFO] [stdout] test lexer::tests::unknown_symbols ... ok
[INFO] [stdout] test lexer::tests::multiline_comment_error ... ok
[INFO] [stdout] test lexer::tests::string_error ... ok
[INFO] [stdout] test lexer::tests::z_escaped_string ... ok
[INFO] [stdout] test lexer::tests::number_delimiter ... ok
[INFO] [stdout] test lexer::tests::debug_code ... ok
[INFO] [stdout] test lexer::tests::line_comment ... ok
[INFO] [stdout] test lexer::tests::smoke ... ok
[INFO] [stdout] test lexer::tests::multiline_comment ... ok
[INFO] [stdout] test lexer::tests::malformed_number ... ok
[INFO] [stdout] test lexer::tests::multiline_string ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nattlua-8b0fb1fab2167ead)
[INFO] [stdout] test lexer::tests::number_annotations ... ok
[INFO] [stderr]    Doc-tests nattlua
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.40s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ec76793b989919d17d06372215acb818ff1dbe91cdb67e94cf79194fb9da2fe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec76793b989919d17d06372215acb818ff1dbe91cdb67e94cf79194fb9da2fe8", kill_on_drop: false }`
[INFO] [stdout] ec76793b989919d17d06372215acb818ff1dbe91cdb67e94cf79194fb9da2fe8