[INFO] cloning repository https://github.com/IceyBlackTea/learn_algorithms_with_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IceyBlackTea/learn_algorithms_with_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIceyBlackTea%2Flearn_algorithms_with_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIceyBlackTea%2Flearn_algorithms_with_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ff973a790f5b93b4e3818aad3f4e940f9764863
[INFO] testing IceyBlackTea/learn_algorithms_with_rust against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIceyBlackTea%2Flearn_algorithms_with_rust" "/workspace/builds/worker-116/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-116/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IceyBlackTea/learn_algorithms_with_rust 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/IceyBlackTea/learn_algorithms_with_rust
[INFO] finished tweaking git repo https://github.com/IceyBlackTea/learn_algorithms_with_rust
[INFO] tweaked toml for git repo https://github.com/IceyBlackTea/learn_algorithms_with_rust written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] crate git repo https://github.com/IceyBlackTea/learn_algorithms_with_rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] eeb59e89df82d2d1131c4aad7682b3e1d63ee9947bcb1f1330e38979393655c4
[INFO] running `Command { std: "docker" "start" "-a" "eeb59e89df82d2d1131c4aad7682b3e1d63ee9947bcb1f1330e38979393655c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eeb59e89df82d2d1131c4aad7682b3e1d63ee9947bcb1f1330e38979393655c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeb59e89df82d2d1131c4aad7682b3e1d63ee9947bcb1f1330e38979393655c4", kill_on_drop: false }`
[INFO] [stdout] eeb59e89df82d2d1131c4aad7682b3e1d63ee9947bcb1f1330e38979393655c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] e4c00d09e061bc11aa1097ee67bd96e1b631607617fb388f44cd4b804a774b70
[INFO] running `Command { std: "docker" "start" "-a" "e4c00d09e061bc11aa1097ee67bd96e1b631607617fb388f44cd4b804a774b70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling learn_algorithms_with_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `Command { std: "docker" "inspect" "e4c00d09e061bc11aa1097ee67bd96e1b631607617fb388f44cd4b804a774b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c00d09e061bc11aa1097ee67bd96e1b631607617fb388f44cd4b804a774b70", kill_on_drop: false }`
[INFO] [stdout] e4c00d09e061bc11aa1097ee67bd96e1b631607617fb388f44cd4b804a774b70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] e0f0d4e3e7f8453016302fec932517c9e253bdbdb8d9059a10bad1f99a59a171
[INFO] running `Command { std: "docker" "start" "-a" "e0f0d4e3e7f8453016302fec932517c9e253bdbdb8d9059a10bad1f99a59a171", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling learn_algorithms_with_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "e0f0d4e3e7f8453016302fec932517c9e253bdbdb8d9059a10bad1f99a59a171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0f0d4e3e7f8453016302fec932517c9e253bdbdb8d9059a10bad1f99a59a171", kill_on_drop: false }`
[INFO] [stdout] e0f0d4e3e7f8453016302fec932517c9e253bdbdb8d9059a10bad1f99a59a171
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 7b02f95c708b169d88519dcc8d461c4d5f34b2759ff0cfc623eee5c0753a72b4
[INFO] running `Command { std: "docker" "start" "-a" "7b02f95c708b169d88519dcc8d461c4d5f34b2759ff0cfc623eee5c0753a72b4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.87s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_algorithms_with_rust-e0cf6f791e625656)
[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" "7b02f95c708b169d88519dcc8d461c4d5f34b2759ff0cfc623eee5c0753a72b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b02f95c708b169d88519dcc8d461c4d5f34b2759ff0cfc623eee5c0753a72b4", kill_on_drop: false }`
[INFO] [stdout] 7b02f95c708b169d88519dcc8d461c4d5f34b2759ff0cfc623eee5c0753a72b4