[INFO] cloning repository https://github.com/krankur/binary-search-tree-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krankur/binary-search-tree-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrankur%2Fbinary-search-tree-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrankur%2Fbinary-search-tree-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 604c64d36b87afb09d16383a9126659289ec111d
[INFO] testing krankur/binary-search-tree-rs 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%2Fkrankur%2Fbinary-search-tree-rs" "/workspace/builds/worker-57/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-57/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/krankur/binary-search-tree-rs 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/krankur/binary-search-tree-rs
[INFO] finished tweaking git repo https://github.com/krankur/binary-search-tree-rs
[INFO] tweaked toml for git repo https://github.com/krankur/binary-search-tree-rs written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate git repo https://github.com/krankur/binary-search-tree-rs 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-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] eb452280d1c010ec5d4179a75153c749182973cf17986272153411ed73de1363
[INFO] running `Command { std: "docker" "start" "-a" "eb452280d1c010ec5d4179a75153c749182973cf17986272153411ed73de1363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb452280d1c010ec5d4179a75153c749182973cf17986272153411ed73de1363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb452280d1c010ec5d4179a75153c749182973cf17986272153411ed73de1363", kill_on_drop: false }`
[INFO] [stdout] eb452280d1c010ec5d4179a75153c749182973cf17986272153411ed73de1363
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 0dae6fb8507fb4165d71e952a02729efc977f45295310df0fa490ee4b6170c59
[INFO] running `Command { std: "docker" "start" "-a" "0dae6fb8507fb4165d71e952a02729efc977f45295310df0fa490ee4b6170c59", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling binary-search-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.34s
[INFO] running `Command { std: "docker" "inspect" "0dae6fb8507fb4165d71e952a02729efc977f45295310df0fa490ee4b6170c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dae6fb8507fb4165d71e952a02729efc977f45295310df0fa490ee4b6170c59", kill_on_drop: false }`
[INFO] [stdout] 0dae6fb8507fb4165d71e952a02729efc977f45295310df0fa490ee4b6170c59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] af041af47cf6a6da38f9fb57aeca2ceeb5bcdf18744c60f4fb5a1c6ed5a08568
[INFO] running `Command { std: "docker" "start" "-a" "af041af47cf6a6da38f9fb57aeca2ceeb5bcdf18744c60f4fb5a1c6ed5a08568", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling binary-search-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/binary_search_tree-e5a75b566a4577c3)
[INFO] running `Command { std: "docker" "inspect" "af041af47cf6a6da38f9fb57aeca2ceeb5bcdf18744c60f4fb5a1c6ed5a08568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af041af47cf6a6da38f9fb57aeca2ceeb5bcdf18744c60f4fb5a1c6ed5a08568", kill_on_drop: false }`
[INFO] [stdout] af041af47cf6a6da38f9fb57aeca2ceeb5bcdf18744c60f4fb5a1c6ed5a08568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 11581f50fa2c43ed3daf3109d7a68615faff803e1ec5242c14fb36f02b91ea44
[INFO] running `Command { std: "docker" "start" "-a" "11581f50fa2c43ed3daf3109d7a68615faff803e1ec5242c14fb36f02b91ea44", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/binary_search_tree-e5a75b566a4577c3)
[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" "11581f50fa2c43ed3daf3109d7a68615faff803e1ec5242c14fb36f02b91ea44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11581f50fa2c43ed3daf3109d7a68615faff803e1ec5242c14fb36f02b91ea44", kill_on_drop: false }`
[INFO] [stdout] 11581f50fa2c43ed3daf3109d7a68615faff803e1ec5242c14fb36f02b91ea44