[INFO] cloning repository https://github.com/cesare/rust_edit_distance
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cesare/rust_edit_distance" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesare%2Frust_edit_distance", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesare%2Frust_edit_distance'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a902df24bd1bb5c44892d52c6ec92accaf6e4cd
[INFO] testing cesare/rust_edit_distance against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesare%2Frust_edit_distance" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cesare/rust_edit_distance on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cesare/rust_edit_distance
[INFO] finished tweaking git repo https://github.com/cesare/rust_edit_distance
[INFO] tweaked toml for git repo https://github.com/cesare/rust_edit_distance written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/cesare/rust_edit_distance already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c95559f0c3b0439ff980995c8cf6b7b6d8288335780540193a9f53e8a7d3b5a8
[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" "c95559f0c3b0439ff980995c8cf6b7b6d8288335780540193a9f53e8a7d3b5a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c95559f0c3b0439ff980995c8cf6b7b6d8288335780540193a9f53e8a7d3b5a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c95559f0c3b0439ff980995c8cf6b7b6d8288335780540193a9f53e8a7d3b5a8", kill_on_drop: false }`
[INFO] [stdout] c95559f0c3b0439ff980995c8cf6b7b6d8288335780540193a9f53e8a7d3b5a8
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 4e351eca5fd76608e99167ba368493783e91bd5e1c1aa4a9aacc436e5ed03bb8
[INFO] running `Command { std: "docker" "start" "-a" "4e351eca5fd76608e99167ba368493783e91bd5e1c1aa4a9aacc436e5ed03bb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling matrixmultiply v0.1.14
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]    Compiling ndarray v0.12.0
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling edit_distance v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.18s
[INFO] running `Command { std: "docker" "inspect" "4e351eca5fd76608e99167ba368493783e91bd5e1c1aa4a9aacc436e5ed03bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e351eca5fd76608e99167ba368493783e91bd5e1c1aa4a9aacc436e5ed03bb8", kill_on_drop: false }`
[INFO] [stdout] 4e351eca5fd76608e99167ba368493783e91bd5e1c1aa4a9aacc436e5ed03bb8
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 817fc2b9d1124489a18794ac161894e3a11854b52cff92d14bc4aab34014e2fd
[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" "817fc2b9d1124489a18794ac161894e3a11854b52cff92d14bc4aab34014e2fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling edit_distance v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "817fc2b9d1124489a18794ac161894e3a11854b52cff92d14bc4aab34014e2fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "817fc2b9d1124489a18794ac161894e3a11854b52cff92d14bc4aab34014e2fd", kill_on_drop: false }`
[INFO] [stdout] 817fc2b9d1124489a18794ac161894e3a11854b52cff92d14bc4aab34014e2fd
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 943d1c853c81b741ed11f2d933ed1d3b932cd3797d8dded140cd6702eb30ec91
[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" "943d1c853c81b741ed11f2d933ed1d3b932cd3797d8dded140cd6702eb30ec91", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/edit_distance-82683c47507b0f96
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test levenshtein::test_distance_against_one_char_longer ... ok
[INFO] [stdout] test levenshtein::test_distance_against_one_char_shorter ... ok
[INFO] [stdout] test levenshtein::test_distance_between_non_ascii_strings ... ok
[INFO] [stdout] test levenshtein::test_distance_against_one_with_changing_some_chars ... ok
[INFO] [stdout] test levenshtein::test_distance_against_one_with_removing_some_chars ... ok
[INFO] [stdout] test levenshtein::test_distance_between_empty_one_and_non_empty_one ... ok
[INFO] [stdout] test levenshtein::test_distance_between_identical_strings ... ok
[INFO] [stdout] test levenshtein::test_distance_between_non_empty_one_and_empty_one ... ok
[INFO] [stdout] test levenshtein::test_distance_against_one_with_additional_chars_in_the_middle ... ok
[INFO] [stdout] test levenshtein::test_distance_against_one_without_common_prefix ... ok
[INFO] [stdout] test levenshtein::test_distance_against_different_one ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/levenshtein_distance-f1d01b920c82198d
[INFO] [stdout] test levenshtein::test_distance_between_empty_strings ... ok
[INFO] [stderr]    Doc-tests edit_distance
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "943d1c853c81b741ed11f2d933ed1d3b932cd3797d8dded140cd6702eb30ec91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "943d1c853c81b741ed11f2d933ed1d3b932cd3797d8dded140cd6702eb30ec91", kill_on_drop: false }`
[INFO] [stdout] 943d1c853c81b741ed11f2d933ed1d3b932cd3797d8dded140cd6702eb30ec91