[INFO] cloning repository https://github.com/tiburin/mas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tiburin/mas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiburin%2Fmas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiburin%2Fmas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d46313c50838543f57273dc9a14921b3a49a9806
[INFO] testing tiburin/mas 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%2Ftiburin%2Fmas" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tiburin/mas 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/tiburin/mas
[INFO] finished tweaking git repo https://github.com/tiburin/mas
[INFO] tweaked toml for git repo https://github.com/tiburin/mas written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/tiburin/mas 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 2db25dd226c7a6eda75ab7121a1f28d5c2ea13f7cc338366f7920e17d4da5430
[INFO] running `Command { std: "docker" "start" "-a" "2db25dd226c7a6eda75ab7121a1f28d5c2ea13f7cc338366f7920e17d4da5430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2db25dd226c7a6eda75ab7121a1f28d5c2ea13f7cc338366f7920e17d4da5430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2db25dd226c7a6eda75ab7121a1f28d5c2ea13f7cc338366f7920e17d4da5430", kill_on_drop: false }`
[INFO] [stdout] 2db25dd226c7a6eda75ab7121a1f28d5c2ea13f7cc338366f7920e17d4da5430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2022-04-10" "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] 95d1b7e842c0c35caf385a3d489859ba9a7bb0a720e76da5a0e8d80eb0c4a496
[INFO] running `Command { std: "docker" "start" "-a" "95d1b7e842c0c35caf385a3d489859ba9a7bb0a720e76da5a0e8d80eb0c4a496", kill_on_drop: false }`
[INFO] [stderr]    Compiling solo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `len`
[INFO] [stdout]    --> src/main.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 |     len: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Writer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:175:10
[INFO] [stdout]     |
[INFO] [stdout] 175 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "95d1b7e842c0c35caf385a3d489859ba9a7bb0a720e76da5a0e8d80eb0c4a496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95d1b7e842c0c35caf385a3d489859ba9a7bb0a720e76da5a0e8d80eb0c4a496", kill_on_drop: false }`
[INFO] [stdout] 95d1b7e842c0c35caf385a3d489859ba9a7bb0a720e76da5a0e8d80eb0c4a496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] e319ec3eb0f62300bc4652faed040b6e11dd2a4aad944b29c99031f5fa06501a
[INFO] running `Command { std: "docker" "start" "-a" "e319ec3eb0f62300bc4652faed040b6e11dd2a4aad944b29c99031f5fa06501a", kill_on_drop: false }`
[INFO] [stderr]    Compiling solo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `len`
[INFO] [stdout]    --> src/main.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 |     len: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Writer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/main.rs:175:10
[INFO] [stdout]     |
[INFO] [stdout] 175 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/solo-22eb85e0b8ec8cbc)
[INFO] running `Command { std: "docker" "inspect" "e319ec3eb0f62300bc4652faed040b6e11dd2a4aad944b29c99031f5fa06501a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e319ec3eb0f62300bc4652faed040b6e11dd2a4aad944b29c99031f5fa06501a", kill_on_drop: false }`
[INFO] [stdout] e319ec3eb0f62300bc4652faed040b6e11dd2a4aad944b29c99031f5fa06501a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2022-04-10" "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] 229e9b33d984332d4aa6907755fe56ac397438ec0d7e0101bccb989ac56c8873
[INFO] running `Command { std: "docker" "start" "-a" "229e9b33d984332d4aa6907755fe56ac397438ec0d7e0101bccb989ac56c8873", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `len`
[INFO] [stderr]    --> src/main.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     len: usize,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Writer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/main.rs:175:10
[INFO] [stderr]     |
[INFO] [stderr] 175 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `solo` (bin "solo" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/solo-22eb85e0b8ec8cbc)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::rm_end_test ... ok
[INFO] [stdout] test tests::rm_start_end_test ... ok
[INFO] [stdout] test tests::is_plural_test ... ok
[INFO] [stdout] test tests::rm_start_test ... ok
[INFO] [stdout] test tests::is_ing_test ... ok
[INFO] [stdout] test tests::get_word_test ... ok
[INFO] [stdout] test tests::is_ed_test ... ok
[INFO] [stdout] test tests::store_test ... ok
[INFO] [stdout] test tests::valid_english_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "229e9b33d984332d4aa6907755fe56ac397438ec0d7e0101bccb989ac56c8873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "229e9b33d984332d4aa6907755fe56ac397438ec0d7e0101bccb989ac56c8873", kill_on_drop: false }`
[INFO] [stdout] 229e9b33d984332d4aa6907755fe56ac397438ec0d7e0101bccb989ac56c8873