[INFO] cloning repository https://github.com/EEEEEEYu/HowToUseCollections
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EEEEEEYu/HowToUseCollections" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEEEEEEYu%2FHowToUseCollections", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEEEEEEYu%2FHowToUseCollections'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a5f0b7b6056dda79324013dbf4afb921ecbb130
[INFO] testing EEEEEEYu/HowToUseCollections 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%2FEEEEEEYu%2FHowToUseCollections" "/workspace/builds/worker-76/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-76/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EEEEEEYu/HowToUseCollections 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/EEEEEEYu/HowToUseCollections
[INFO] finished tweaking git repo https://github.com/EEEEEEYu/HowToUseCollections
[INFO] tweaked toml for git repo https://github.com/EEEEEEYu/HowToUseCollections written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] crate git repo https://github.com/EEEEEEYu/HowToUseCollections 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-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] afa4a1d0d3d8b4ab3754042b5b6cee3ba77ccfb37cbcfca713d1fefa3627bb57
[INFO] running `Command { std: "docker" "start" "-a" "afa4a1d0d3d8b4ab3754042b5b6cee3ba77ccfb37cbcfca713d1fefa3627bb57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afa4a1d0d3d8b4ab3754042b5b6cee3ba77ccfb37cbcfca713d1fefa3627bb57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa4a1d0d3d8b4ab3754042b5b6cee3ba77ccfb37cbcfca713d1fefa3627bb57", kill_on_drop: false }`
[INFO] [stdout] afa4a1d0d3d8b4ab3754042b5b6cee3ba77ccfb37cbcfca713d1fefa3627bb57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 7a04c1d752c9337a49caf70b65e881fa4a2244b889818bc870271bcd328dc582
[INFO] running `Command { std: "docker" "start" "-a" "7a04c1d752c9337a49caf70b65e881fa4a2244b889818bc870271bcd328dc582", kill_on_drop: false }`
[INFO] [stderr]    Compiling how_to_use_collections v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.63s
[INFO] running `Command { std: "docker" "inspect" "7a04c1d752c9337a49caf70b65e881fa4a2244b889818bc870271bcd328dc582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a04c1d752c9337a49caf70b65e881fa4a2244b889818bc870271bcd328dc582", kill_on_drop: false }`
[INFO] [stdout] 7a04c1d752c9337a49caf70b65e881fa4a2244b889818bc870271bcd328dc582
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] b365b31fdb844ea2a42bd3b35d1e3e5a4dde51d16c4aeb05f4a41a16f48044d2
[INFO] running `Command { std: "docker" "start" "-a" "b365b31fdb844ea2a42bd3b35d1e3e5a4dde51d16c4aeb05f4a41a16f48044d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling how_to_use_collections v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/how_to_use_collections-658aa5b1692ce3f2)
[INFO] running `Command { std: "docker" "inspect" "b365b31fdb844ea2a42bd3b35d1e3e5a4dde51d16c4aeb05f4a41a16f48044d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b365b31fdb844ea2a42bd3b35d1e3e5a4dde51d16c4aeb05f4a41a16f48044d2", kill_on_drop: false }`
[INFO] [stdout] b365b31fdb844ea2a42bd3b35d1e3e5a4dde51d16c4aeb05f4a41a16f48044d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] ae0cfe72eab86289bae58d503bfb8ec7e57f7ed2ad68fa3fb3f8a7ae4d2066cf
[INFO] running `Command { std: "docker" "start" "-a" "ae0cfe72eab86289bae58d503bfb8ec7e57f7ed2ad68fa3fb3f8a7ae4d2066cf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/how_to_use_collections-658aa5b1692ce3f2)
[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" "ae0cfe72eab86289bae58d503bfb8ec7e57f7ed2ad68fa3fb3f8a7ae4d2066cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0cfe72eab86289bae58d503bfb8ec7e57f7ed2ad68fa3fb3f8a7ae4d2066cf", kill_on_drop: false }`
[INFO] [stdout] ae0cfe72eab86289bae58d503bfb8ec7e57f7ed2ad68fa3fb3f8a7ae4d2066cf