[INFO] cloning repository https://github.com/hooneun/rust-by-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hooneun/rust-by-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooneun%2Frust-by-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooneun%2Frust-by-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6deed3b846efddab759a0cf2509f7b2433701afb
[INFO] testing hooneun/rust-by-example against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooneun%2Frust-by-example" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hooneun/rust-by-example on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hooneun/rust-by-example
[INFO] finished tweaking git repo https://github.com/hooneun/rust-by-example
[INFO] tweaked toml for git repo https://github.com/hooneun/rust-by-example written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/hooneun/rust-by-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a91d16d95efd1ded3e7a376f40d830d9706583c04f9cf1db4496c37543c863e
[INFO] running `Command { std: "docker" "start" "-a" "2a91d16d95efd1ded3e7a376f40d830d9706583c04f9cf1db4496c37543c863e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a91d16d95efd1ded3e7a376f40d830d9706583c04f9cf1db4496c37543c863e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a91d16d95efd1ded3e7a376f40d830d9706583c04f9cf1db4496c37543c863e", kill_on_drop: false }`
[INFO] [stdout] 2a91d16d95efd1ded3e7a376f40d830d9706583c04f9cf1db4496c37543c863e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a545d8c049f729c7d2e7727e9680453647d6f1a0a175aa1ac5124f6551aed758
[INFO] running `Command { std: "docker" "start" "-a" "a545d8c049f729c7d2e7727e9680453647d6f1a0a175aa1ac5124f6551aed758", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-by-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "a545d8c049f729c7d2e7727e9680453647d6f1a0a175aa1ac5124f6551aed758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a545d8c049f729c7d2e7727e9680453647d6f1a0a175aa1ac5124f6551aed758", kill_on_drop: false }`
[INFO] [stdout] a545d8c049f729c7d2e7727e9680453647d6f1a0a175aa1ac5124f6551aed758
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eca1a55cd36e0ce12a2930985cfbdc3c5bf3c391e84a723fce3ac2641c38acd0
[INFO] running `Command { std: "docker" "start" "-a" "eca1a55cd36e0ce12a2930985cfbdc3c5bf3c391e84a723fce3ac2641c38acd0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-by-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "eca1a55cd36e0ce12a2930985cfbdc3c5bf3c391e84a723fce3ac2641c38acd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca1a55cd36e0ce12a2930985cfbdc3c5bf3c391e84a723fce3ac2641c38acd0", kill_on_drop: false }`
[INFO] [stdout] eca1a55cd36e0ce12a2930985cfbdc3c5bf3c391e84a723fce3ac2641c38acd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7cf3bc6b660932246ac8b2d6f633a985c315da426b1f7ab82f78ff13bbb83d67
[INFO] running `Command { std: "docker" "start" "-a" "7cf3bc6b660932246ac8b2d6f633a985c315da426b1f7ab82f78ff13bbb83d67", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_by_example-e8bc7de2eb3d8e2a)
[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" "7cf3bc6b660932246ac8b2d6f633a985c315da426b1f7ab82f78ff13bbb83d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf3bc6b660932246ac8b2d6f633a985c315da426b1f7ab82f78ff13bbb83d67", kill_on_drop: false }`
[INFO] [stdout] 7cf3bc6b660932246ac8b2d6f633a985c315da426b1f7ab82f78ff13bbb83d67