[INFO] cloning repository https://github.com/y24o2/head
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/y24o2/head" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fy24o2%2Fhead", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fy24o2%2Fhead'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cba17478ced86e96342f2822f77f516665d4dff7
[INFO] testing y24o2/head against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fy24o2%2Fhead" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/y24o2/head 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/y24o2/head
[INFO] finished tweaking git repo https://github.com/y24o2/head
[INFO] tweaked toml for git repo https://github.com/y24o2/head written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/y24o2/head 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3ca161873bb8576f02a57c7c527be60ad4217fb5ac5b98e876d62e7015c79c9f
[INFO] running `Command { std: "docker" "start" "-a" "3ca161873bb8576f02a57c7c527be60ad4217fb5ac5b98e876d62e7015c79c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ca161873bb8576f02a57c7c527be60ad4217fb5ac5b98e876d62e7015c79c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca161873bb8576f02a57c7c527be60ad4217fb5ac5b98e876d62e7015c79c9f", kill_on_drop: false }`
[INFO] [stdout] 3ca161873bb8576f02a57c7c527be60ad4217fb5ac5b98e876d62e7015c79c9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] e77f3c876478eacec47e3d0a258c8281cff700a22d88dfff080636fff588c169
[INFO] running `Command { std: "docker" "start" "-a" "e77f3c876478eacec47e3d0a258c8281cff700a22d88dfff080636fff588c169", kill_on_drop: false }`
[INFO] [stderr]    Compiling head v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "e77f3c876478eacec47e3d0a258c8281cff700a22d88dfff080636fff588c169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e77f3c876478eacec47e3d0a258c8281cff700a22d88dfff080636fff588c169", kill_on_drop: false }`
[INFO] [stdout] e77f3c876478eacec47e3d0a258c8281cff700a22d88dfff080636fff588c169
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] aa68a9a103d6a360c31869332fa0776a91d1ba11a375d28a9bdad0ac30ed48db
[INFO] running `Command { std: "docker" "start" "-a" "aa68a9a103d6a360c31869332fa0776a91d1ba11a375d28a9bdad0ac30ed48db", kill_on_drop: false }`
[INFO] [stderr]    Compiling head v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "aa68a9a103d6a360c31869332fa0776a91d1ba11a375d28a9bdad0ac30ed48db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa68a9a103d6a360c31869332fa0776a91d1ba11a375d28a9bdad0ac30ed48db", kill_on_drop: false }`
[INFO] [stdout] aa68a9a103d6a360c31869332fa0776a91d1ba11a375d28a9bdad0ac30ed48db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 7483c0b14e937192a9b126b7829e283a8c90a645d740cc9cbdda32a70354a68e
[INFO] running `Command { std: "docker" "start" "-a" "7483c0b14e937192a9b126b7829e283a8c90a645d740cc9cbdda32a70354a68e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/head-517dc1ccb161f37b)
[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" "7483c0b14e937192a9b126b7829e283a8c90a645d740cc9cbdda32a70354a68e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7483c0b14e937192a9b126b7829e283a8c90a645d740cc9cbdda32a70354a68e", kill_on_drop: false }`
[INFO] [stdout] 7483c0b14e937192a9b126b7829e283a8c90a645d740cc9cbdda32a70354a68e