[INFO] updating cached repository https://github.com/Yuhanun/y-lang
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b626cdac5239bec6fd920327ad31bd04cc2bab7
[INFO] testing Yuhanun/y-lang against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuhanun%2Fy-lang" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yuhanun/y-lang on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Yuhanun/y-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76545a74226878dde27405534f696e906160a84c1633ddf3442214e69392e236
[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" "76545a74226878dde27405534f696e906160a84c1633ddf3442214e69392e236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76545a74226878dde27405534f696e906160a84c1633ddf3442214e69392e236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76545a74226878dde27405534f696e906160a84c1633ddf3442214e69392e236", kill_on_drop: false }`
[INFO] [stdout] 76545a74226878dde27405534f696e906160a84c1633ddf3442214e69392e236
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] a8d8a17e7332315dd8db990837741b319a4e76a9d561f394e781fde61e55a73c
[INFO] running `Command { std: "docker" "start" "-a" "a8d8a17e7332315dd8db990837741b319a4e76a9d561f394e781fde61e55a73c", kill_on_drop: false }`
[INFO] [stderr]    Compiling y_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `own_tokens`
[INFO] [stdout]  --> tokenizer/tokens.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     own_tokens: &'a [&'a str],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `delimiters`
[INFO] [stdout]  --> tokenizer/tokens.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     delimiters: &'a [&'a str],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_token_end`
[INFO] [stdout]  --> tokenizer/tokens.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     last_token_end: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "a8d8a17e7332315dd8db990837741b319a4e76a9d561f394e781fde61e55a73c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8d8a17e7332315dd8db990837741b319a4e76a9d561f394e781fde61e55a73c", kill_on_drop: false }`
[INFO] [stdout] a8d8a17e7332315dd8db990837741b319a4e76a9d561f394e781fde61e55a73c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 6f8b1af2f9d9c9f465e993e4dbdc029fce9e04bb8daebfd8272a77d04a9f2230
[INFO] running `Command { std: "docker" "start" "-a" "6f8b1af2f9d9c9f465e993e4dbdc029fce9e04bb8daebfd8272a77d04a9f2230", kill_on_drop: false }`
[INFO] [stderr]    Compiling y_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `own_tokens`
[INFO] [stdout]  --> tokenizer/tokens.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     own_tokens: &'a [&'a str],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `delimiters`
[INFO] [stdout]  --> tokenizer/tokens.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     delimiters: &'a [&'a str],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_token_end`
[INFO] [stdout]  --> tokenizer/tokens.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     last_token_end: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `own_tokens`
[INFO] [stdout]  --> tokenizer/tokens.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     own_tokens: &'a [&'a str],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `delimiters`
[INFO] [stdout]  --> tokenizer/tokens.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     delimiters: &'a [&'a str],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_token_end`
[INFO] [stdout]  --> tokenizer/tokens.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     last_token_end: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "6f8b1af2f9d9c9f465e993e4dbdc029fce9e04bb8daebfd8272a77d04a9f2230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f8b1af2f9d9c9f465e993e4dbdc029fce9e04bb8daebfd8272a77d04a9f2230", kill_on_drop: false }`
[INFO] [stdout] 6f8b1af2f9d9c9f465e993e4dbdc029fce9e04bb8daebfd8272a77d04a9f2230
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] e2b4dee4f526761545bef5f28232bf3aa4a48c89a6585aef061c22d31a8c3c81
[INFO] running `Command { std: "docker" "start" "-a" "e2b4dee4f526761545bef5f28232bf3aa4a48c89a6585aef061c22d31a8c3c81", kill_on_drop: false }`
[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 0.05s
[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-7c182f44c50138ab
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/y_lang-05d98ff27eb69c06
[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-e631163dca0c9f4f
[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-e631163dca0c9f4f` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e2b4dee4f526761545bef5f28232bf3aa4a48c89a6585aef061c22d31a8c3c81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2b4dee4f526761545bef5f28232bf3aa4a48c89a6585aef061c22d31a8c3c81", kill_on_drop: false }`
[INFO] [stdout] e2b4dee4f526761545bef5f28232bf3aa4a48c89a6585aef061c22d31a8c3c81