[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 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwhite927%2Finteractive-matrices" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jwhite927/interactive-matrices on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-3/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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa0c86a646a135018a8e7282495a4f5b85e26dd1b76b93f374baae2a76931427
[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" "fa0c86a646a135018a8e7282495a4f5b85e26dd1b76b93f374baae2a76931427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa0c86a646a135018a8e7282495a4f5b85e26dd1b76b93f374baae2a76931427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa0c86a646a135018a8e7282495a4f5b85e26dd1b76b93f374baae2a76931427", kill_on_drop: false }`
[INFO] [stdout] fa0c86a646a135018a8e7282495a4f5b85e26dd1b76b93f374baae2a76931427
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9b2a953a2f956386da1d67c1a68363336aa2f95f8bd7479752fcf109cb22859
[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" "c9b2a953a2f956386da1d67c1a68363336aa2f95f8bd7479752fcf109cb22859", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrices v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "c9b2a953a2f956386da1d67c1a68363336aa2f95f8bd7479752fcf109cb22859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9b2a953a2f956386da1d67c1a68363336aa2f95f8bd7479752fcf109cb22859", kill_on_drop: false }`
[INFO] [stdout] c9b2a953a2f956386da1d67c1a68363336aa2f95f8bd7479752fcf109cb22859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f466e970a8adaedc8fdd1058e1036d64b60d6bb0027b227060b2b385d0a78b20
[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" "f466e970a8adaedc8fdd1058e1036d64b60d6bb0027b227060b2b385d0a78b20", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrices v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "f466e970a8adaedc8fdd1058e1036d64b60d6bb0027b227060b2b385d0a78b20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f466e970a8adaedc8fdd1058e1036d64b60d6bb0027b227060b2b385d0a78b20", kill_on_drop: false }`
[INFO] [stdout] f466e970a8adaedc8fdd1058e1036d64b60d6bb0027b227060b2b385d0a78b20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", 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] 9b09dc9d297c21c901c02d624f7ce1262d77f7cb1f5f22a7926ce4d245a132bb
[INFO] running `Command { std: "docker" "start" "-a" "9b09dc9d297c21c901c02d624f7ce1262d77f7cb1f5f22a7926ce4d245a132bb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matrices-8a177e92b88d20d8)
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::array_out_of_bounds_uses_min_max ... 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::display_looks_right_3x3_rows_vary ... ok
[INFO] [stdout] test tests::top_bot_match_length_of_contents ... ok
[INFO] [stdout] test tests::top_bot_spaces_produces_correct_number_of_spaces ... ok
[INFO] [stdout] test tests::col_widths_are_counted_properly ... ok
[INFO] [stdout] test tests::negative_values_print_correctly ... ok
[INFO] [stdout] test tests::number_of_digits_is_counted_correctly ... ok
[INFO] [stdout] test tests::print_value_shows_trailing_spaces ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matrices-538a0b8b397daa74)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests matrices
[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" "9b09dc9d297c21c901c02d624f7ce1262d77f7cb1f5f22a7926ce4d245a132bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b09dc9d297c21c901c02d624f7ce1262d77f7cb1f5f22a7926ce4d245a132bb", kill_on_drop: false }`
[INFO] [stdout] 9b09dc9d297c21c901c02d624f7ce1262d77f7cb1f5f22a7926ce4d245a132bb