[INFO] updating cached repository https://github.com/0b01/reggae-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] c6c533c2a958a2eca0addd5a373fd9dbc6e9bdcc
[INFO] testing 0b01/reggae-lang against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0b01%2Freggae-lang" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0b01/reggae-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/0b01/reggae-lang
[INFO] finished tweaking git repo https://github.com/0b01/reggae-lang
[INFO] tweaked toml for git repo https://github.com/0b01/reggae-lang written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/0b01/reggae-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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 451b2a2e9f083ddb8aec7801e77304163ce565fc1b66c653d640c13f43a9088e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "451b2a2e9f083ddb8aec7801e77304163ce565fc1b66c653d640c13f43a9088e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling rustyline v6.0.0
[INFO] [stderr]    Compiling reggae v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `with_index`
[INFO] [stderr]   --> src/lex.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn with_index(msg: &'static str, index: usize) -> LexError {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.34s
[INFO] running `"docker" "inspect" "451b2a2e9f083ddb8aec7801e77304163ce565fc1b66c653d640c13f43a9088e"`
[INFO] running `"docker" "rm" "-f" "451b2a2e9f083ddb8aec7801e77304163ce565fc1b66c653d640c13f43a9088e"`
[INFO] [stdout] 451b2a2e9f083ddb8aec7801e77304163ce565fc1b66c653d640c13f43a9088e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 61da6a3ab3dd5bf57a79755767329376cdb67044821ad9ee4b03bc110bd688b0
[INFO] running `"docker" "start" "-a" "61da6a3ab3dd5bf57a79755767329376cdb67044821ad9ee4b03bc110bd688b0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling reggae v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `with_index`
[INFO] [stderr]   --> src/lex.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn with_index(msg: &'static str, index: usize) -> LexError {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "61da6a3ab3dd5bf57a79755767329376cdb67044821ad9ee4b03bc110bd688b0"`
[INFO] running `"docker" "rm" "-f" "61da6a3ab3dd5bf57a79755767329376cdb67044821ad9ee4b03bc110bd688b0"`
[INFO] [stdout] 61da6a3ab3dd5bf57a79755767329376cdb67044821ad9ee4b03bc110bd688b0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f7f303413bc4ed4679f3f88d63f5b214617643020e7a2cd3f1d1a68b4e90706e
[INFO] running `"docker" "start" "-a" "f7f303413bc4ed4679f3f88d63f5b214617643020e7a2cd3f1d1a68b4e90706e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: method is never used: `with_index`
[INFO] [stderr]   --> src/lex.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn with_index(msg: &'static str, index: usize) -> LexError {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/reggae-41c1255337935ba9
[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] running `"docker" "inspect" "f7f303413bc4ed4679f3f88d63f5b214617643020e7a2cd3f1d1a68b4e90706e"`
[INFO] running `"docker" "rm" "-f" "f7f303413bc4ed4679f3f88d63f5b214617643020e7a2cd3f1d1a68b4e90706e"`
[INFO] [stdout] f7f303413bc4ed4679f3f88d63f5b214617643020e7a2cd3f1d1a68b4e90706e