[INFO] cloning repository https://github.com/natemcintosh/letter_box
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/natemcintosh/letter_box" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatemcintosh%2Fletter_box", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatemcintosh%2Fletter_box'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cc3fe1be56426e3508e46a10a97753dde463110
[INFO] testing natemcintosh/letter_box against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatemcintosh%2Fletter_box" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/natemcintosh/letter_box on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/natemcintosh/letter_box
[INFO] finished tweaking git repo https://github.com/natemcintosh/letter_box
[INFO] tweaked toml for git repo https://github.com/natemcintosh/letter_box written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/natemcintosh/letter_box already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e4bc2f0e7482d93e78a0fd42d568ccabac85235c7e4dcf8b6df07516f18170c
[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" "3e4bc2f0e7482d93e78a0fd42d568ccabac85235c7e4dcf8b6df07516f18170c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e4bc2f0e7482d93e78a0fd42d568ccabac85235c7e4dcf8b6df07516f18170c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e4bc2f0e7482d93e78a0fd42d568ccabac85235c7e4dcf8b6df07516f18170c", kill_on_drop: false }`
[INFO] [stdout] 3e4bc2f0e7482d93e78a0fd42d568ccabac85235c7e4dcf8b6df07516f18170c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] de6dacdf21b7e4e8407c5f5754deda5df2502d9491d571f8be497752cdb2d7ba
[INFO] running `Command { std: "docker" "start" "-a" "de6dacdf21b7e4e8407c5f5754deda5df2502d9491d571f8be497752cdb2d7ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling clap v3.0.0
[INFO] [stderr]    Compiling letter_box v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.08s
[INFO] running `Command { std: "docker" "inspect" "de6dacdf21b7e4e8407c5f5754deda5df2502d9491d571f8be497752cdb2d7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de6dacdf21b7e4e8407c5f5754deda5df2502d9491d571f8be497752cdb2d7ba", kill_on_drop: false }`
[INFO] [stdout] de6dacdf21b7e4e8407c5f5754deda5df2502d9491d571f8be497752cdb2d7ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb6b2b69f7c3c31c0d8d42be043b5e84f1f371932439feea611595d45992c6ce
[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" "fb6b2b69f7c3c31c0d8d42be043b5e84f1f371932439feea611595d45992c6ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling letter_box v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "fb6b2b69f7c3c31c0d8d42be043b5e84f1f371932439feea611595d45992c6ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb6b2b69f7c3c31c0d8d42be043b5e84f1f371932439feea611595d45992c6ce", kill_on_drop: false }`
[INFO] [stdout] fb6b2b69f7c3c31c0d8d42be043b5e84f1f371932439feea611595d45992c6ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 8e5f1edfdd4be2d40940261e8e39cc8cdad1d47e1c2be5e0fa2100cb6414b1b2
[INFO] running `Command { std: "docker" "start" "-a" "8e5f1edfdd4be2d40940261e8e39cc8cdad1d47e1c2be5e0fa2100cb6414b1b2", 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] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/letter_box-82a30494bf4678e8)
[INFO] [stdout] test tests::test_word_is_valid_4 ... ok
[INFO] [stdout] test tests::test_words_can_join_1 ... ok
[INFO] [stdout] test tests::test_words_can_join_2 ... ok
[INFO] [stdout] test tests::test_word_is_valid_2 ... ok
[INFO] [stdout] test tests::test_word_is_valid_3 ... ok
[INFO] [stdout] test tests::test_word_is_valid_5 ... ok
[INFO] [stdout] test tests::test_word_is_valid_1 ... ok
[INFO] [stdout] test tests::test_create_sides_1 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8e5f1edfdd4be2d40940261e8e39cc8cdad1d47e1c2be5e0fa2100cb6414b1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e5f1edfdd4be2d40940261e8e39cc8cdad1d47e1c2be5e0fa2100cb6414b1b2", kill_on_drop: false }`
[INFO] [stdout] 8e5f1edfdd4be2d40940261e8e39cc8cdad1d47e1c2be5e0fa2100cb6414b1b2