[INFO] cloning repository https://github.com/oloshe/rust-huffman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oloshe/rust-huffman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foloshe%2Frust-huffman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foloshe%2Frust-huffman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71ea11ea93391a30c33c321e56b1abed3efdd0af
[INFO] testing oloshe/rust-huffman against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foloshe%2Frust-huffman" "/workspace/builds/worker-58/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oloshe/rust-huffman 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/oloshe/rust-huffman
[INFO] finished tweaking git repo https://github.com/oloshe/rust-huffman
[INFO] tweaked toml for git repo https://github.com/oloshe/rust-huffman written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate git repo https://github.com/oloshe/rust-huffman 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0aea0ed93f79a26aed8970116297507ec335e834f9ca878cb60107637c3c56f
[INFO] running `Command { std: "docker" "start" "-a" "c0aea0ed93f79a26aed8970116297507ec335e834f9ca878cb60107637c3c56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0aea0ed93f79a26aed8970116297507ec335e834f9ca878cb60107637c3c56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0aea0ed93f79a26aed8970116297507ec335e834f9ca878cb60107637c3c56f", kill_on_drop: false }`
[INFO] [stdout] c0aea0ed93f79a26aed8970116297507ec335e834f9ca878cb60107637c3c56f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdfdb717e0e25b7a0190ab3e46ac238683c07095b98dec208b23f770b62fc0f1
[INFO] running `Command { std: "docker" "start" "-a" "cdfdb717e0e25b7a0190ab3e46ac238683c07095b98dec208b23f770b62fc0f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-huffman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.93s
[INFO] running `Command { std: "docker" "inspect" "cdfdb717e0e25b7a0190ab3e46ac238683c07095b98dec208b23f770b62fc0f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdfdb717e0e25b7a0190ab3e46ac238683c07095b98dec208b23f770b62fc0f1", kill_on_drop: false }`
[INFO] [stdout] cdfdb717e0e25b7a0190ab3e46ac238683c07095b98dec208b23f770b62fc0f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e83113a3d277c963e9c8bd3b739bd0daeaf0cdebf25b4abc55e90d1ece2268f
[INFO] running `Command { std: "docker" "start" "-a" "0e83113a3d277c963e9c8bd3b739bd0daeaf0cdebf25b4abc55e90d1ece2268f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-huffman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "0e83113a3d277c963e9c8bd3b739bd0daeaf0cdebf25b4abc55e90d1ece2268f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e83113a3d277c963e9c8bd3b739bd0daeaf0cdebf25b4abc55e90d1ece2268f", kill_on_drop: false }`
[INFO] [stdout] 0e83113a3d277c963e9c8bd3b739bd0daeaf0cdebf25b4abc55e90d1ece2268f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 191220a0788d2b72451ab380572710d382bd17baf6fca3b4d8662d0f2a45a57b
[INFO] running `Command { std: "docker" "start" "-a" "191220a0788d2b72451ab380572710d382bd17baf6fca3b4d8662d0f2a45a57b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_huffman-a951e978139e196b)
[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" "191220a0788d2b72451ab380572710d382bd17baf6fca3b4d8662d0f2a45a57b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "191220a0788d2b72451ab380572710d382bd17baf6fca3b4d8662d0f2a45a57b", kill_on_drop: false }`
[INFO] [stdout] 191220a0788d2b72451ab380572710d382bd17baf6fca3b4d8662d0f2a45a57b