[INFO] fetching crate syntax-rust 0.1.0...
[INFO] testing syntax-rust-0.1.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate syntax-rust 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate syntax-rust 0.1.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate syntax-rust 0.1.0
[INFO] finished tweaking crates.io crate syntax-rust 0.1.0
[INFO] tweaked toml for crates.io crate syntax-rust 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] 1297e51e16c9719164863602d8cf99e8e19546fa822cbefd91ceb2f94804a2c7
[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" "1297e51e16c9719164863602d8cf99e8e19546fa822cbefd91ceb2f94804a2c7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling dialect v0.1.0
[INFO] [stderr]    Compiling syntax-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `shouting_snake_case`
[INFO] [stderr]   --> src/utils.rs:40:15
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub(crate) fn shouting_snake_case(s: &str) -> nom::IResult<&str, &str> {
[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 15.48s
[INFO] running `"docker" "inspect" "1297e51e16c9719164863602d8cf99e8e19546fa822cbefd91ceb2f94804a2c7"`
[INFO] running `"docker" "rm" "-f" "1297e51e16c9719164863602d8cf99e8e19546fa822cbefd91ceb2f94804a2c7"`
[INFO] [stdout] 1297e51e16c9719164863602d8cf99e8e19546fa822cbefd91ceb2f94804a2c7
[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] 6df0e95faa7f274687d1a831574f7299d0652e9423104a5a604821cc10a5915b
[INFO] running `"docker" "start" "-a" "6df0e95faa7f274687d1a831574f7299d0652e9423104a5a604821cc10a5915b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syntax-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `shouting_snake_case`
[INFO] [stderr]   --> src/utils.rs:40:15
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub(crate) fn shouting_snake_case(s: &str) -> nom::IResult<&str, &str> {
[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] warning: function is never used: `shouting_snake_case`
[INFO] [stderr]   --> src/utils.rs:40:15
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub(crate) fn shouting_snake_case(s: &str) -> nom::IResult<&str, &str> {
[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 1.54s
[INFO] running `"docker" "inspect" "6df0e95faa7f274687d1a831574f7299d0652e9423104a5a604821cc10a5915b"`
[INFO] running `"docker" "rm" "-f" "6df0e95faa7f274687d1a831574f7299d0652e9423104a5a604821cc10a5915b"`
[INFO] [stdout] 6df0e95faa7f274687d1a831574f7299d0652e9423104a5a604821cc10a5915b
[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] 0b522e9c18fc512877d1ec2ad7072e8e04f288389894a61577689c9c4462ded6
[INFO] running `"docker" "start" "-a" "0b522e9c18fc512877d1ec2ad7072e8e04f288389894a61577689c9c4462ded6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: function is never used: `shouting_snake_case`
[INFO] [stderr]   --> src/utils.rs:40:15
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub(crate) fn shouting_snake_case(s: &str) -> nom::IResult<&str, &str> {
[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] warning: function is never used: `shouting_snake_case`
[INFO] [stderr]   --> src/utils.rs:40:15
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub(crate) fn shouting_snake_case(s: &str) -> nom::IResult<&str, &str> {
[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 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/syntax_rust-5ed8fa11d6d53f72
[INFO] [stderr]    Doc-tests syntax-rust
[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] running `"docker" "inspect" "0b522e9c18fc512877d1ec2ad7072e8e04f288389894a61577689c9c4462ded6"`
[INFO] running `"docker" "rm" "-f" "0b522e9c18fc512877d1ec2ad7072e8e04f288389894a61577689c9c4462ded6"`
[INFO] [stdout] 0b522e9c18fc512877d1ec2ad7072e8e04f288389894a61577689c9c4462ded6