[INFO] cloning repository https://github.com/iLGunners/Ackermann-Function-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iLGunners/Ackermann-Function-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiLGunners%2FAckermann-Function-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiLGunners%2FAckermann-Function-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 687d274cad3ce5255b8b3fe07571f17130a375ed
[INFO] testing iLGunners/Ackermann-Function-Rust against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiLGunners%2FAckermann-Function-Rust" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iLGunners/Ackermann-Function-Rust on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iLGunners/Ackermann-Function-Rust
[INFO] finished tweaking git repo https://github.com/iLGunners/Ackermann-Function-Rust
[INFO] tweaked toml for git repo https://github.com/iLGunners/Ackermann-Function-Rust written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/iLGunners/Ackermann-Function-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3587540a48a952b099036266ceda6b3c7071101eb6eb0e38296a37d54f3d5479
[INFO] running `Command { std: "docker" "start" "-a" "3587540a48a952b099036266ceda6b3c7071101eb6eb0e38296a37d54f3d5479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3587540a48a952b099036266ceda6b3c7071101eb6eb0e38296a37d54f3d5479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3587540a48a952b099036266ceda6b3c7071101eb6eb0e38296a37d54f3d5479", kill_on_drop: false }`
[INFO] [stdout] 3587540a48a952b099036266ceda6b3c7071101eb6eb0e38296a37d54f3d5479
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1c5c5b135c3c0b5df21a86190d89447c3d110b46e4deaaba62a000cbbaebaeb
[INFO] running `Command { std: "docker" "start" "-a" "a1c5c5b135c3c0b5df21a86190d89447c3d110b46e4deaaba62a000cbbaebaeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling ackermann-function-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "a1c5c5b135c3c0b5df21a86190d89447c3d110b46e4deaaba62a000cbbaebaeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1c5c5b135c3c0b5df21a86190d89447c3d110b46e4deaaba62a000cbbaebaeb", kill_on_drop: false }`
[INFO] [stdout] a1c5c5b135c3c0b5df21a86190d89447c3d110b46e4deaaba62a000cbbaebaeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0976355a1e5027fe25f42d052873e9d32134b9f15cbc26e354926671c68fb63
[INFO] running `Command { std: "docker" "start" "-a" "d0976355a1e5027fe25f42d052873e9d32134b9f15cbc26e354926671c68fb63", kill_on_drop: false }`
[INFO] [stderr]    Compiling ackermann-function-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/ackermann_function_rust-c16d76b75dc6918c)
[INFO] running `Command { std: "docker" "inspect" "d0976355a1e5027fe25f42d052873e9d32134b9f15cbc26e354926671c68fb63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0976355a1e5027fe25f42d052873e9d32134b9f15cbc26e354926671c68fb63", kill_on_drop: false }`
[INFO] [stdout] d0976355a1e5027fe25f42d052873e9d32134b9f15cbc26e354926671c68fb63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 96f2a6f9f229885d1776823dcbff90e4ef39354483d4e7b061f65c4350015b90
[INFO] running `Command { std: "docker" "start" "-a" "96f2a6f9f229885d1776823dcbff90e4ef39354483d4e7b061f65c4350015b90", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "96f2a6f9f229885d1776823dcbff90e4ef39354483d4e7b061f65c4350015b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96f2a6f9f229885d1776823dcbff90e4ef39354483d4e7b061f65c4350015b90", kill_on_drop: false }`
[INFO] [stdout] 96f2a6f9f229885d1776823dcbff90e4ef39354483d4e7b061f65c4350015b90