[INFO] cloning repository https://github.com/jtcourtemarche/needleman-wunsch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtcourtemarche/needleman-wunsch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtcourtemarche%2Fneedleman-wunsch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtcourtemarche%2Fneedleman-wunsch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00b7719579818e30ecbe7d53f275048879f3a58f
[INFO] testing jtcourtemarche/needleman-wunsch against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtcourtemarche%2Fneedleman-wunsch" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jtcourtemarche/needleman-wunsch on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jtcourtemarche/needleman-wunsch
[INFO] finished tweaking git repo https://github.com/jtcourtemarche/needleman-wunsch
[INFO] tweaked toml for git repo https://github.com/jtcourtemarche/needleman-wunsch written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/jtcourtemarche/needleman-wunsch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 992f97610077fa286c03558a9f32e69a470378f8ae9f97f19c1cc23d1f080183
[INFO] running `Command { std: "docker" "start" "-a" "992f97610077fa286c03558a9f32e69a470378f8ae9f97f19c1cc23d1f080183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "992f97610077fa286c03558a9f32e69a470378f8ae9f97f19c1cc23d1f080183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992f97610077fa286c03558a9f32e69a470378f8ae9f97f19c1cc23d1f080183", kill_on_drop: false }`
[INFO] [stdout] 992f97610077fa286c03558a9f32e69a470378f8ae9f97f19c1cc23d1f080183
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f9f89016bc8631f823ac54f613d301f33a5628da96284fc01e7de4da19c41a5
[INFO] running `Command { std: "docker" "start" "-a" "3f9f89016bc8631f823ac54f613d301f33a5628da96284fc01e7de4da19c41a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling edit-distance v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: structure field `N` should have a snake case name
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     N: usize,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `M` should have a snake case name
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     M: usize,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "3f9f89016bc8631f823ac54f613d301f33a5628da96284fc01e7de4da19c41a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f9f89016bc8631f823ac54f613d301f33a5628da96284fc01e7de4da19c41a5", kill_on_drop: false }`
[INFO] [stdout] 3f9f89016bc8631f823ac54f613d301f33a5628da96284fc01e7de4da19c41a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6eeee2ff45f38a1892c007bdd3c20eace09feb0331b5d316e4df06cf14360fc1
[INFO] running `Command { std: "docker" "start" "-a" "6eeee2ff45f38a1892c007bdd3c20eace09feb0331b5d316e4df06cf14360fc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling edit-distance v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: structure field `N` should have a snake case name
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     N: usize,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `M` should have a snake case name
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     M: usize,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/edit_distance-4b4215aad74a9458)
[INFO] running `Command { std: "docker" "inspect" "6eeee2ff45f38a1892c007bdd3c20eace09feb0331b5d316e4df06cf14360fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eeee2ff45f38a1892c007bdd3c20eace09feb0331b5d316e4df06cf14360fc1", kill_on_drop: false }`
[INFO] [stdout] 6eeee2ff45f38a1892c007bdd3c20eace09feb0331b5d316e4df06cf14360fc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4ffa06eca3203a6fbfec3989db95e93cf91f15e8a7f951c508dbbec052c8f06
[INFO] running `Command { std: "docker" "start" "-a" "a4ffa06eca3203a6fbfec3989db95e93cf91f15e8a7f951c508dbbec052c8f06", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: structure field `N` should have a snake case name
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     N: usize,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `M` should have a snake case name
[INFO] [stderr]   --> src/main.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     M: usize,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `m`
[INFO] [stderr] 
[INFO] [stderr] warning: `edit-distance` (bin "edit-distance" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.39s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/edit_distance-4b4215aad74a9458)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_min ... ok
[INFO] [stdout] test tests::test_alignment ... ok
[INFO] [stdout] test tests::test_penalty ... ok
[INFO] [stdout] test tests::test_opt_distance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4ffa06eca3203a6fbfec3989db95e93cf91f15e8a7f951c508dbbec052c8f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ffa06eca3203a6fbfec3989db95e93cf91f15e8a7f951c508dbbec052c8f06", kill_on_drop: false }`
[INFO] [stdout] a4ffa06eca3203a6fbfec3989db95e93cf91f15e8a7f951c508dbbec052c8f06