[INFO] fetching crate leetcode_rs 0.1.0...
[INFO] testing leetcode_rs-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate leetcode_rs 0.1.0 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate leetcode_rs 0.1.0 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 crates.io crate leetcode_rs 0.1.0
[INFO] finished tweaking crates.io crate leetcode_rs 0.1.0
[INFO] tweaked toml for crates.io crate leetcode_rs 0.1.0 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b99e22a5f6eea4c521cce416acf062633cdabe3699e7dd9622758e59fb54fce
[INFO] running `Command { std: "docker" "start" "-a" "9b99e22a5f6eea4c521cce416acf062633cdabe3699e7dd9622758e59fb54fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b99e22a5f6eea4c521cce416acf062633cdabe3699e7dd9622758e59fb54fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b99e22a5f6eea4c521cce416acf062633cdabe3699e7dd9622758e59fb54fce", kill_on_drop: false }`
[INFO] [stdout] 9b99e22a5f6eea4c521cce416acf062633cdabe3699e7dd9622758e59fb54fce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7997a124d10c09e6f43caa6ee88ad044afc0722b00c170d694b1b64428cbc03a
[INFO] running `Command { std: "docker" "start" "-a" "7997a124d10c09e6f43caa6ee88ad044afc0722b00c170d694b1b64428cbc03a", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "7997a124d10c09e6f43caa6ee88ad044afc0722b00c170d694b1b64428cbc03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7997a124d10c09e6f43caa6ee88ad044afc0722b00c170d694b1b64428cbc03a", kill_on_drop: false }`
[INFO] [stdout] 7997a124d10c09e6f43caa6ee88ad044afc0722b00c170d694b1b64428cbc03a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 751f392326f053f1380ff36d382c6cbca56b3974d31de571dd7ddb91c69c9674
[INFO] running `Command { std: "docker" "start" "-a" "751f392326f053f1380ff36d382c6cbca56b3974d31de571dd7ddb91c69c9674", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling leetcode_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/leetcode_rs-7ab04df7e42a17b3)
[INFO] running `Command { std: "docker" "inspect" "751f392326f053f1380ff36d382c6cbca56b3974d31de571dd7ddb91c69c9674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "751f392326f053f1380ff36d382c6cbca56b3974d31de571dd7ddb91c69c9674", kill_on_drop: false }`
[INFO] [stdout] 751f392326f053f1380ff36d382c6cbca56b3974d31de571dd7ddb91c69c9674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 39f76854f8c003dd957fe3b86443215e1c2d4f8a071b876370970cb7d76665ea
[INFO] running `Command { std: "docker" "start" "-a" "39f76854f8c003dd957fe3b86443215e1c2d4f8a071b876370970cb7d76665ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/leetcode_rs-7ab04df7e42a17b3)
[INFO] [stderr]    Doc-tests leetcode_rs
[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" "39f76854f8c003dd957fe3b86443215e1c2d4f8a071b876370970cb7d76665ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f76854f8c003dd957fe3b86443215e1c2d4f8a071b876370970cb7d76665ea", kill_on_drop: false }`
[INFO] [stdout] 39f76854f8c003dd957fe3b86443215e1c2d4f8a071b876370970cb7d76665ea