[INFO] updating cached repository https://github.com/Yuhanun/y-lang
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b626cdac5239bec6fd920327ad31bd04cc2bab7
[INFO] testing Yuhanun/y-lang against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuhanun%2Fy-lang" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yuhanun/y-lang on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Yuhanun/y-lang
[INFO] finished tweaking git repo https://github.com/Yuhanun/y-lang
[INFO] tweaked toml for git repo https://github.com/Yuhanun/y-lang written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Yuhanun/y-lang already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 19925047fce2083f8cf80073e87eddf622e09314c9912a972041a9ddcbc38c70
[INFO] running `"docker" "start" "-a" "19925047fce2083f8cf80073e87eddf622e09314c9912a972041a9ddcbc38c70"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling y_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `own_tokens`
[INFO] [stderr]  --> tokenizer/tokens.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     own_tokens: &'a [&'a str],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `delimiters`
[INFO] [stderr]  --> tokenizer/tokens.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     delimiters: &'a [&'a str],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `last_token_end`
[INFO] [stderr]  --> tokenizer/tokens.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     last_token_end: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "19925047fce2083f8cf80073e87eddf622e09314c9912a972041a9ddcbc38c70"`
[INFO] running `"docker" "rm" "-f" "19925047fce2083f8cf80073e87eddf622e09314c9912a972041a9ddcbc38c70"`
[INFO] [stdout] 19925047fce2083f8cf80073e87eddf622e09314c9912a972041a9ddcbc38c70
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5327f0fe55ab23b4c56c45bcafb66a1488865ab2dd444813b5c5958fc8b005f4
[INFO] running `"docker" "start" "-a" "5327f0fe55ab23b4c56c45bcafb66a1488865ab2dd444813b5c5958fc8b005f4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling y_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `own_tokens`
[INFO] [stderr]  --> tokenizer/tokens.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     own_tokens: &'a [&'a str],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `delimiters`
[INFO] [stderr]  --> tokenizer/tokens.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     delimiters: &'a [&'a str],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `last_token_end`
[INFO] [stderr]  --> tokenizer/tokens.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     last_token_end: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `own_tokens`
[INFO] [stderr]  --> tokenizer/tokens.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     own_tokens: &'a [&'a str],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `delimiters`
[INFO] [stderr]  --> tokenizer/tokens.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     delimiters: &'a [&'a str],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `last_token_end`
[INFO] [stderr]  --> tokenizer/tokens.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     last_token_end: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "5327f0fe55ab23b4c56c45bcafb66a1488865ab2dd444813b5c5958fc8b005f4"`
[INFO] running `"docker" "rm" "-f" "5327f0fe55ab23b4c56c45bcafb66a1488865ab2dd444813b5c5958fc8b005f4"`
[INFO] [stdout] 5327f0fe55ab23b4c56c45bcafb66a1488865ab2dd444813b5c5958fc8b005f4
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d1f1a77a19611e16f7a89f49a51d8b251f498a355b5d36b2914ebbc93ff63168
[INFO] running `"docker" "start" "-a" "d1f1a77a19611e16f7a89f49a51d8b251f498a355b5d36b2914ebbc93ff63168"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: field is never read: `own_tokens`
[INFO] [stderr]  --> tokenizer/tokens.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     own_tokens: &'a [&'a str],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `delimiters`
[INFO] [stderr]  --> tokenizer/tokens.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     delimiters: &'a [&'a str],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `last_token_end`
[INFO] [stderr]  --> tokenizer/tokens.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     last_token_end: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `own_tokens`
[INFO] [stderr]  --> tokenizer/tokens.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     own_tokens: &'a [&'a str],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `delimiters`
[INFO] [stderr]  --> tokenizer/tokens.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     delimiters: &'a [&'a str],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `last_token_end`
[INFO] [stderr]  --> tokenizer/tokens.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     last_token_end: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokenizer-ae0c72e7dca81e44
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/y_lang-20601bc6de18bc97
[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
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokenizer_basic-2a553f7b46a2f7a9
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--test tokenizer_basic'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/tokenizer_basic-2a553f7b46a2f7a9` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "d1f1a77a19611e16f7a89f49a51d8b251f498a355b5d36b2914ebbc93ff63168"`
[INFO] running `"docker" "rm" "-f" "d1f1a77a19611e16f7a89f49a51d8b251f498a355b5d36b2914ebbc93ff63168"`
[INFO] [stdout] d1f1a77a19611e16f7a89f49a51d8b251f498a355b5d36b2914ebbc93ff63168