[INFO] cloning repository https://github.com/haseebulhassan-IOT/largest_character
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/haseebulhassan-IOT/largest_character" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaseebulhassan-IOT%2Flargest_character", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaseebulhassan-IOT%2Flargest_character'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28c6b160519d33b14e0ffdc8945a8926fe668736
[INFO] testing haseebulhassan-IOT/largest_character against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaseebulhassan-IOT%2Flargest_character" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/haseebulhassan-IOT/largest_character on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/haseebulhassan-IOT/largest_character
[INFO] finished tweaking git repo https://github.com/haseebulhassan-IOT/largest_character
[INFO] tweaked toml for git repo https://github.com/haseebulhassan-IOT/largest_character written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/haseebulhassan-IOT/largest_character already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 405b8df6aa368036028bfb37d1be07a4112f6c90d13690cf037fc91fe4becb52
[INFO] running `Command { std: "docker" "start" "-a" "405b8df6aa368036028bfb37d1be07a4112f6c90d13690cf037fc91fe4becb52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "405b8df6aa368036028bfb37d1be07a4112f6c90d13690cf037fc91fe4becb52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "405b8df6aa368036028bfb37d1be07a4112f6c90d13690cf037fc91fe4becb52", kill_on_drop: false }`
[INFO] [stdout] 405b8df6aa368036028bfb37d1be07a4112f6c90d13690cf037fc91fe4becb52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd82ba4d022f5ab0021ee6d1ecefa9b2eb99bb011b562f89f45a30b2407bd20e
[INFO] running `Command { std: "docker" "start" "-a" "fd82ba4d022f5ab0021ee6d1ecefa9b2eb99bb011b562f89f45a30b2407bd20e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling largest_char v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "fd82ba4d022f5ab0021ee6d1ecefa9b2eb99bb011b562f89f45a30b2407bd20e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd82ba4d022f5ab0021ee6d1ecefa9b2eb99bb011b562f89f45a30b2407bd20e", kill_on_drop: false }`
[INFO] [stdout] fd82ba4d022f5ab0021ee6d1ecefa9b2eb99bb011b562f89f45a30b2407bd20e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df7919ec04e8334266e01859a278c55858701c715597939c01491ba28714a95f
[INFO] running `Command { std: "docker" "start" "-a" "df7919ec04e8334266e01859a278c55858701c715597939c01491ba28714a95f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling largest_char v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.70s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/largest_char-814b3bc2bb5b20f8)
[INFO] running `Command { std: "docker" "inspect" "df7919ec04e8334266e01859a278c55858701c715597939c01491ba28714a95f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7919ec04e8334266e01859a278c55858701c715597939c01491ba28714a95f", kill_on_drop: false }`
[INFO] [stdout] df7919ec04e8334266e01859a278c55858701c715597939c01491ba28714a95f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9af41c1fa661d93629c74ba5f75eda988bdba7969fb1fc644172d3545e33b19e
[INFO] running `Command { std: "docker" "start" "-a" "9af41c1fa661d93629c74ba5f75eda988bdba7969fb1fc644172d3545e33b19e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/largest_char-814b3bc2bb5b20f8)
[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" "9af41c1fa661d93629c74ba5f75eda988bdba7969fb1fc644172d3545e33b19e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af41c1fa661d93629c74ba5f75eda988bdba7969fb1fc644172d3545e33b19e", kill_on_drop: false }`
[INFO] [stdout] 9af41c1fa661d93629c74ba5f75eda988bdba7969fb1fc644172d3545e33b19e