[INFO] cloning repository https://github.com/jwhite927/interactive-matrices
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jwhite927/interactive-matrices" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwhite927%2Finteractive-matrices", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwhite927%2Finteractive-matrices'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a17b04c4faa41bd818980ddc4d21421441d0ebe1
[INFO] testing jwhite927/interactive-matrices against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwhite927%2Finteractive-matrices" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jwhite927/interactive-matrices on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jwhite927/interactive-matrices
[INFO] finished tweaking git repo https://github.com/jwhite927/interactive-matrices
[INFO] tweaked toml for git repo https://github.com/jwhite927/interactive-matrices written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jwhite927/interactive-matrices already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29e1bedab93036d0247672ef8e8c9ce1b02e5d9e470b5f55059cc0837efca664
[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" "29e1bedab93036d0247672ef8e8c9ce1b02e5d9e470b5f55059cc0837efca664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29e1bedab93036d0247672ef8e8c9ce1b02e5d9e470b5f55059cc0837efca664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e1bedab93036d0247672ef8e8c9ce1b02e5d9e470b5f55059cc0837efca664", kill_on_drop: false }`
[INFO] [stdout] 29e1bedab93036d0247672ef8e8c9ce1b02e5d9e470b5f55059cc0837efca664
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42b28335d2afc2c396939fa762005ec0dc2f0527d9c8e7b6097bc64d3f18c4b1
[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" "42b28335d2afc2c396939fa762005ec0dc2f0527d9c8e7b6097bc64d3f18c4b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrices v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "42b28335d2afc2c396939fa762005ec0dc2f0527d9c8e7b6097bc64d3f18c4b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42b28335d2afc2c396939fa762005ec0dc2f0527d9c8e7b6097bc64d3f18c4b1", kill_on_drop: false }`
[INFO] [stdout] 42b28335d2afc2c396939fa762005ec0dc2f0527d9c8e7b6097bc64d3f18c4b1
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] deff798e048d5bb3b1b77ce3a3bc812c950fee97f9315fe2b7e699b0bb289c1e
[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" "deff798e048d5bb3b1b77ce3a3bc812c950fee97f9315fe2b7e699b0bb289c1e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling matrices v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "deff798e048d5bb3b1b77ce3a3bc812c950fee97f9315fe2b7e699b0bb289c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deff798e048d5bb3b1b77ce3a3bc812c950fee97f9315fe2b7e699b0bb289c1e", kill_on_drop: false }`
[INFO] [stdout] deff798e048d5bb3b1b77ce3a3bc812c950fee97f9315fe2b7e699b0bb289c1e
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 110d93a1f8916fdcc8c605d20b2bdb7cadd7f5788cd91cec0280788fe4d7e4d4
[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" "110d93a1f8916fdcc8c605d20b2bdb7cadd7f5788cd91cec0280788fe4d7e4d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/matrices-cf5d97bd60707555
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/matrices-71bf3a4862e02252
[INFO] [stdout] test tests::array_out_of_bounds_uses_min_max ... ok
[INFO] [stdout] test tests::col_widths_are_counted_properly ... ok
[INFO] [stdout] test tests::display_looks_right_2x2 ... ok
[INFO] [stdout] test tests::display_looks_right_3x3_all_1_digit ... ok
[INFO] [stdout] test tests::number_of_digits_is_counted_correctly ... ok
[INFO] [stdout] test tests::negative_values_print_correctly ... ok
[INFO] [stdout] test tests::print_value_shows_trailing_spaces ... ok
[INFO] [stdout] test tests::display_looks_right_3x3_rows_vary ... ok
[INFO] [stdout] test tests::top_bot_spaces_produces_correct_number_of_spaces ... ok
[INFO] [stdout] test tests::top_bot_match_length_of_contents ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests matrices
[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 `Command { std: "docker" "inspect" "110d93a1f8916fdcc8c605d20b2bdb7cadd7f5788cd91cec0280788fe4d7e4d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "110d93a1f8916fdcc8c605d20b2bdb7cadd7f5788cd91cec0280788fe4d7e4d4", kill_on_drop: false }`
[INFO] [stdout] 110d93a1f8916fdcc8c605d20b2bdb7cadd7f5788cd91cec0280788fe4d7e4d4