[INFO] cloning repository https://github.com/nguyenlyminhman/rust-learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nguyenlyminhman/rust-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnguyenlyminhman%2Frust-learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnguyenlyminhman%2Frust-learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b32853076bbe861ab81069a01f6dfe3e578a69dc
[INFO] testing nguyenlyminhman/rust-learning 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%2Fnguyenlyminhman%2Frust-learning" "/workspace/builds/worker-81/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nguyenlyminhman/rust-learning 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/nguyenlyminhman/rust-learning
[INFO] finished tweaking git repo https://github.com/nguyenlyminhman/rust-learning
[INFO] tweaked toml for git repo https://github.com/nguyenlyminhman/rust-learning written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate git repo https://github.com/nguyenlyminhman/rust-learning 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 1b1683fe077339b4132c2ecabbdade551945ce13f10a730bc243ad4c5ca996c6
[INFO] running `Command { std: "docker" "start" "-a" "1b1683fe077339b4132c2ecabbdade551945ce13f10a730bc243ad4c5ca996c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b1683fe077339b4132c2ecabbdade551945ce13f10a730bc243ad4c5ca996c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b1683fe077339b4132c2ecabbdade551945ce13f10a730bc243ad4c5ca996c6", kill_on_drop: false }`
[INFO] [stdout] 1b1683fe077339b4132c2ecabbdade551945ce13f10a730bc243ad4c5ca996c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 16dc3c0dc5c6574d1a561bfe65db3782cfd612c586b87b5c51d4101c9282d6cc
[INFO] running `Command { std: "docker" "start" "-a" "16dc3c0dc5c6574d1a561bfe65db3782cfd612c586b87b5c51d4101c9282d6cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.14s
[INFO] running `Command { std: "docker" "inspect" "16dc3c0dc5c6574d1a561bfe65db3782cfd612c586b87b5c51d4101c9282d6cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16dc3c0dc5c6574d1a561bfe65db3782cfd612c586b87b5c51d4101c9282d6cc", kill_on_drop: false }`
[INFO] [stdout] 16dc3c0dc5c6574d1a561bfe65db3782cfd612c586b87b5c51d4101c9282d6cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 92505bb3180c33cd7d6e066fe1d3247a3dd45337932e173010c2eba480b70eac
[INFO] running `Command { std: "docker" "start" "-a" "92505bb3180c33cd7d6e066fe1d3247a3dd45337932e173010c2eba480b70eac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_learning-b72e45504e910010)
[INFO] running `Command { std: "docker" "inspect" "92505bb3180c33cd7d6e066fe1d3247a3dd45337932e173010c2eba480b70eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92505bb3180c33cd7d6e066fe1d3247a3dd45337932e173010c2eba480b70eac", kill_on_drop: false }`
[INFO] [stdout] 92505bb3180c33cd7d6e066fe1d3247a3dd45337932e173010c2eba480b70eac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 365be629f69967e79e11d0ca198fcf50aedb1ed8ff556e06f0381811a7a03ba8
[INFO] running `Command { std: "docker" "start" "-a" "365be629f69967e79e11d0ca198fcf50aedb1ed8ff556e06f0381811a7a03ba8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.66s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_learning-b72e45504e910010)
[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" "365be629f69967e79e11d0ca198fcf50aedb1ed8ff556e06f0381811a7a03ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "365be629f69967e79e11d0ca198fcf50aedb1ed8ff556e06f0381811a7a03ba8", kill_on_drop: false }`
[INFO] [stdout] 365be629f69967e79e11d0ca198fcf50aedb1ed8ff556e06f0381811a7a03ba8