[INFO] cloning repository https://github.com/CamKirk/rust_guess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CamKirk/rust_guess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCamKirk%2Frust_guess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCamKirk%2Frust_guess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47e7f0bca40d4840ac755be80e752c72287b0dde
[INFO] testing CamKirk/rust_guess against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCamKirk%2Frust_guess" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CamKirk/rust_guess 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/CamKirk/rust_guess
[INFO] finished tweaking git repo https://github.com/CamKirk/rust_guess
[INFO] tweaked toml for git repo https://github.com/CamKirk/rust_guess written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/CamKirk/rust_guess 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] dca575a2762a0a69a11bbd5f22ce0752dca19fe2e1a6e9d5e2f0e6b25a2b6ca9
[INFO] running `Command { std: "docker" "start" "-a" "dca575a2762a0a69a11bbd5f22ce0752dca19fe2e1a6e9d5e2f0e6b25a2b6ca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dca575a2762a0a69a11bbd5f22ce0752dca19fe2e1a6e9d5e2f0e6b25a2b6ca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca575a2762a0a69a11bbd5f22ce0752dca19fe2e1a6e9d5e2f0e6b25a2b6ca9", kill_on_drop: false }`
[INFO] [stdout] dca575a2762a0a69a11bbd5f22ce0752dca19fe2e1a6e9d5e2f0e6b25a2b6ca9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 8992d3f145d989e10dd2310285821a7d7ab6ce923381785fdfa00695d84c6359
[INFO] running `Command { std: "docker" "start" "-a" "8992d3f145d989e10dd2310285821a7d7ab6ce923381785fdfa00695d84c6359", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rust_guess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.33s
[INFO] running `Command { std: "docker" "inspect" "8992d3f145d989e10dd2310285821a7d7ab6ce923381785fdfa00695d84c6359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8992d3f145d989e10dd2310285821a7d7ab6ce923381785fdfa00695d84c6359", kill_on_drop: false }`
[INFO] [stdout] 8992d3f145d989e10dd2310285821a7d7ab6ce923381785fdfa00695d84c6359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] c5201742ed68ae8221159a5c142df23021f9982e93e471c64fdd85174787f545
[INFO] running `Command { std: "docker" "start" "-a" "c5201742ed68ae8221159a5c142df23021f9982e93e471c64fdd85174787f545", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_guess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "c5201742ed68ae8221159a5c142df23021f9982e93e471c64fdd85174787f545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5201742ed68ae8221159a5c142df23021f9982e93e471c64fdd85174787f545", kill_on_drop: false }`
[INFO] [stdout] c5201742ed68ae8221159a5c142df23021f9982e93e471c64fdd85174787f545
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 5d6308b2aa339c475fc03863e0ec3b60bd8063e1ed01a2435e36ddbdfe44cbd4
[INFO] running `Command { std: "docker" "start" "-a" "5d6308b2aa339c475fc03863e0ec3b60bd8063e1ed01a2435e36ddbdfe44cbd4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_guess-ef141ca176b2cd85)
[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" "5d6308b2aa339c475fc03863e0ec3b60bd8063e1ed01a2435e36ddbdfe44cbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d6308b2aa339c475fc03863e0ec3b60bd8063e1ed01a2435e36ddbdfe44cbd4", kill_on_drop: false }`
[INFO] [stdout] 5d6308b2aa339c475fc03863e0ec3b60bd8063e1ed01a2435e36ddbdfe44cbd4