[INFO] updating cached repository https://github.com/itsaark/helix
[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] 0d1b22b227fb8e070ea84db4a46ee06186919788
[INFO] testing itsaark/helix against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsaark%2Fhelix" "/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/itsaark/helix 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/itsaark/helix
[INFO] finished tweaking git repo https://github.com/itsaark/helix
[INFO] tweaked toml for git repo https://github.com/itsaark/helix written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/itsaark/helix 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] [stdout] 2807909e1ec0d21ad4d601a668c6f8d4c4bf463f2776000200ca8aabf6ef6f01
[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" "2807909e1ec0d21ad4d601a668c6f8d4c4bf463f2776000200ca8aabf6ef6f01"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ryu v0.2.4
[INFO] [stderr]    Compiling data-encoding v2.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling serde_json v1.0.26
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]    Compiling helix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/compression/perceptual.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let mut mask = u64::from(*byte);
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.21s
[INFO] running `"docker" "inspect" "2807909e1ec0d21ad4d601a668c6f8d4c4bf463f2776000200ca8aabf6ef6f01"`
[INFO] running `"docker" "rm" "-f" "2807909e1ec0d21ad4d601a668c6f8d4c4bf463f2776000200ca8aabf6ef6f01"`
[INFO] [stdout] 2807909e1ec0d21ad4d601a668c6f8d4c4bf463f2776000200ca8aabf6ef6f01
[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] 0d79df5148f3b1dce67b57798488c8854a5a33be61d6cbcf86f00c9f81c05151
[INFO] running `"docker" "start" "-a" "0d79df5148f3b1dce67b57798488c8854a5a33be61d6cbcf86f00c9f81c05151"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling helix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/compression/fasta.rs:211:13
[INFO] [stderr]     |
[INFO] [stderr] 211 |         for i in 0..10 {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]    --> src/compression/fasta.rs:222:13
[INFO] [stderr]     |
[INFO] [stderr] 222 |         let d = f1.distance_to(&f2);
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/compression/perceptual.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let mut mask = u64::from(*byte);
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `"docker" "inspect" "0d79df5148f3b1dce67b57798488c8854a5a33be61d6cbcf86f00c9f81c05151"`
[INFO] running `"docker" "rm" "-f" "0d79df5148f3b1dce67b57798488c8854a5a33be61d6cbcf86f00c9f81c05151"`
[INFO] [stdout] 0d79df5148f3b1dce67b57798488c8854a5a33be61d6cbcf86f00c9f81c05151
[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] 466e69030cd8bf9b4a62e1a268f423cf46f23a8b4e3d020240b4eb34955884b2
[INFO] running `"docker" "start" "-a" "466e69030cd8bf9b4a62e1a268f423cf46f23a8b4e3d020240b4eb34955884b2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/compression/fasta.rs:211:13
[INFO] [stderr]     |
[INFO] [stderr] 211 |         for i in 0..10 {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]    --> src/compression/fasta.rs:222:13
[INFO] [stderr]     |
[INFO] [stderr] 222 |         let d = f1.distance_to(&f2);
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/compression/perceptual.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let mut mask = u64::from(*byte);
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/helix-7bdbdbbf71dacac7
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test compression::perceptual::tests::byte_distance_functional ... ok
[INFO] [stdout] test compression::perceptual::tests::distance_functional ... ok
[INFO] [stdout] test compression::perceptual::tests::hash_similarity ... ok
[INFO] [stdout] test compression::fasta::tests::valid_functional ... ok
[INFO] [stdout] test compression::fasta::tests::distance_to ... ok
[INFO] [stdout] test compression::perceptual::tests::distance_safety ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "466e69030cd8bf9b4a62e1a268f423cf46f23a8b4e3d020240b4eb34955884b2"`
[INFO] running `"docker" "rm" "-f" "466e69030cd8bf9b4a62e1a268f423cf46f23a8b4e3d020240b4eb34955884b2"`
[INFO] [stdout] 466e69030cd8bf9b4a62e1a268f423cf46f23a8b4e3d020240b4eb34955884b2