[INFO] cloning repository https://github.com/supdrewin/algorithm20-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/supdrewin/algorithm20-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupdrewin%2Falgorithm20-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupdrewin%2Falgorithm20-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03ce6b3f4c5690e05227838d1796ec2d35bfd047
[INFO] building supdrewin/algorithm20-rs against master#a29f341a8ac4e9325a5e37027b4215f50a76d06f for pr-101929
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupdrewin%2Falgorithm20-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/supdrewin/algorithm20-rs on toolchain a29f341a8ac4e9325a5e37027b4215f50a76d06f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/supdrewin/algorithm20-rs
[INFO] finished tweaking git repo https://github.com/supdrewin/algorithm20-rs
[INFO] tweaked toml for git repo https://github.com/supdrewin/algorithm20-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6bdb44db42935bcf30e58930db2b0388695f97d0c0de36db30b84e9a71186ec
[INFO] running `Command { std: "docker" "start" "-a" "d6bdb44db42935bcf30e58930db2b0388695f97d0c0de36db30b84e9a71186ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6bdb44db42935bcf30e58930db2b0388695f97d0c0de36db30b84e9a71186ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6bdb44db42935bcf30e58930db2b0388695f97d0c0de36db30b84e9a71186ec", kill_on_drop: false }`
[INFO] [stdout] d6bdb44db42935bcf30e58930db2b0388695f97d0c0de36db30b84e9a71186ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a1539be22e5f9ffa9a21cf514c4b87db332c7e15c4512c0ced395e07038a008
[INFO] running `Command { std: "docker" "start" "-a" "9a1539be22e5f9ffa9a21cf514c4b87db332c7e15c4512c0ced395e07038a008", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling try_1 v0.1.0 (/opt/rustwide/workdir/try_1)
[INFO] [stderr]    Compiling treap v0.1.0 (/opt/rustwide/workdir/treap)
[INFO] [stderr]    Compiling red_black v0.1.0 (/opt/rustwide/workdir/red_black)
[INFO] [stderr]    Compiling try_6 v0.1.0 (/opt/rustwide/workdir/try_6)
[INFO] [stderr]    Compiling home v0.1.0 (/opt/rustwide/workdir/home)
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir/leetcode)
[INFO] [stderr]    Compiling chips v0.1.0 (/opt/rustwide/workdir/chips)
[INFO] [stderr]    Compiling try_3 v0.1.0 (/opt/rustwide/workdir/try_3)
[INFO] [stderr]    Compiling try_2 v0.1.0 (/opt/rustwide/workdir/try_2)
[INFO] [stderr]    Compiling try_4 v0.1.0 (/opt/rustwide/workdir/try_4)
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling sort v0.1.0 (/opt/rustwide/workdir/sort)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 3.61s
[INFO] running `Command { std: "docker" "inspect" "9a1539be22e5f9ffa9a21cf514c4b87db332c7e15c4512c0ced395e07038a008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a1539be22e5f9ffa9a21cf514c4b87db332c7e15c4512c0ced395e07038a008", kill_on_drop: false }`
[INFO] [stdout] 9a1539be22e5f9ffa9a21cf514c4b87db332c7e15c4512c0ced395e07038a008
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bccdc8946dbb0835da5055671c026fcc82bc16980ee54ca390036bc8781c6fd8
[INFO] running `Command { std: "docker" "start" "-a" "bccdc8946dbb0835da5055671c026fcc82bc16980ee54ca390036bc8781c6fd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling sort v0.1.0 (/opt/rustwide/workdir/sort)
[INFO] [stderr]    Compiling try_4 v0.1.0 (/opt/rustwide/workdir/try_4)
[INFO] [stderr]    Compiling try_2 v0.1.0 (/opt/rustwide/workdir/try_2)
[INFO] [stderr]    Compiling red_black v0.1.0 (/opt/rustwide/workdir/red_black)
[INFO] [stderr]    Compiling treap v0.1.0 (/opt/rustwide/workdir/treap)
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir/leetcode)
[INFO] [stderr]    Compiling try_3 v0.1.0 (/opt/rustwide/workdir/try_3)
[INFO] [stderr]    Compiling try_1 v0.1.0 (/opt/rustwide/workdir/try_1)
[INFO] [stderr]    Compiling try_6 v0.1.0 (/opt/rustwide/workdir/try_6)
[INFO] [stderr]    Compiling home v0.1.0 (/opt/rustwide/workdir/home)
[INFO] [stderr]    Compiling chips v0.1.0 (/opt/rustwide/workdir/chips)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 35.51s
[INFO] running `Command { std: "docker" "inspect" "bccdc8946dbb0835da5055671c026fcc82bc16980ee54ca390036bc8781c6fd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bccdc8946dbb0835da5055671c026fcc82bc16980ee54ca390036bc8781c6fd8", kill_on_drop: false }`
[INFO] [stdout] bccdc8946dbb0835da5055671c026fcc82bc16980ee54ca390036bc8781c6fd8