[INFO] cloning repository https://github.com/rwaterman/rust-algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rwaterman/rust-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwaterman%2Frust-algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwaterman%2Frust-algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 612a6b19993005a7ae266e61f625441f99de6ab7
[INFO] testing rwaterman/rust-algorithms against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwaterman%2Frust-algorithms" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rwaterman/rust-algorithms on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rwaterman/rust-algorithms
[INFO] finished tweaking git repo https://github.com/rwaterman/rust-algorithms
[INFO] tweaked toml for git repo https://github.com/rwaterman/rust-algorithms written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate git repo https://github.com/rwaterman/rust-algorithms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e934fe77d9dd234b61347e413374dbbfe35f07e4a28854766495d81c7aa0b71
[INFO] running `Command { std: "docker" "start" "-a" "1e934fe77d9dd234b61347e413374dbbfe35f07e4a28854766495d81c7aa0b71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e934fe77d9dd234b61347e413374dbbfe35f07e4a28854766495d81c7aa0b71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e934fe77d9dd234b61347e413374dbbfe35f07e4a28854766495d81c7aa0b71", kill_on_drop: false }`
[INFO] [stdout] 1e934fe77d9dd234b61347e413374dbbfe35f07e4a28854766495d81c7aa0b71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3afe6d0c22fbff4adadd585326bb4b309e1cfcf9c617891528a2ee7110e90858
[INFO] running `Command { std: "docker" "start" "-a" "3afe6d0c22fbff4adadd585326bb4b309e1cfcf9c617891528a2ee7110e90858", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-algorithms v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "3afe6d0c22fbff4adadd585326bb4b309e1cfcf9c617891528a2ee7110e90858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3afe6d0c22fbff4adadd585326bb4b309e1cfcf9c617891528a2ee7110e90858", kill_on_drop: false }`
[INFO] [stdout] 3afe6d0c22fbff4adadd585326bb4b309e1cfcf9c617891528a2ee7110e90858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3edfcffe49f123af50aa181a1458270a6344cea8cf7de431d62193112fd3819a
[INFO] running `Command { std: "docker" "start" "-a" "3edfcffe49f123af50aa181a1458270a6344cea8cf7de431d62193112fd3819a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-algorithms v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "3edfcffe49f123af50aa181a1458270a6344cea8cf7de431d62193112fd3819a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3edfcffe49f123af50aa181a1458270a6344cea8cf7de431d62193112fd3819a", kill_on_drop: false }`
[INFO] [stdout] 3edfcffe49f123af50aa181a1458270a6344cea8cf7de431d62193112fd3819a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d137f17690070400db047e5eab8b0e3640b2070ca80ecf911887b2958b230fec
[INFO] running `Command { std: "docker" "start" "-a" "d137f17690070400db047e5eab8b0e3640b2070ca80ecf911887b2958b230fec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_algorithms-0785a1bea26ee89b)
[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" "d137f17690070400db047e5eab8b0e3640b2070ca80ecf911887b2958b230fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d137f17690070400db047e5eab8b0e3640b2070ca80ecf911887b2958b230fec", kill_on_drop: false }`
[INFO] [stdout] d137f17690070400db047e5eab8b0e3640b2070ca80ecf911887b2958b230fec