[INFO] cloning repository https://github.com/museun/head
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/museun/head" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fhead", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fhead'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0904632cdbc06a2a56c488918c4d07f33da14c0d
[INFO] testing museun/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%2Fmuseun%2Fhead" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/museun/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/museun/head
[INFO] finished tweaking git repo https://github.com/museun/head
[INFO] tweaked toml for git repo https://github.com/museun/head written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/museun/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]  Downloading crates ...
[INFO] [stderr]   Downloaded pico-args v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] f2c3202013cf63ad4470d0890f14df2d5abd891e087c5a51ebb027edecf31024
[INFO] running `Command { std: "docker" "start" "-a" "f2c3202013cf63ad4470d0890f14df2d5abd891e087c5a51ebb027edecf31024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2c3202013cf63ad4470d0890f14df2d5abd891e087c5a51ebb027edecf31024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c3202013cf63ad4470d0890f14df2d5abd891e087c5a51ebb027edecf31024", kill_on_drop: false }`
[INFO] [stdout] f2c3202013cf63ad4470d0890f14df2d5abd891e087c5a51ebb027edecf31024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 669ae55a5a808e0154aa3f0e1a640f661156c92461d266b7d9f70a6cf7935198
[INFO] running `Command { std: "docker" "start" "-a" "669ae55a5a808e0154aa3f0e1a640f661156c92461d266b7d9f70a6cf7935198", kill_on_drop: false }`
[INFO] [stderr]    Compiling pico-args v0.3.2
[INFO] [stderr]    Compiling head v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "669ae55a5a808e0154aa3f0e1a640f661156c92461d266b7d9f70a6cf7935198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "669ae55a5a808e0154aa3f0e1a640f661156c92461d266b7d9f70a6cf7935198", kill_on_drop: false }`
[INFO] [stdout] 669ae55a5a808e0154aa3f0e1a640f661156c92461d266b7d9f70a6cf7935198
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] bfdaeffef4eee0d284410097b1d98be4016423f855ca77535677c07cf3da785f
[INFO] running `Command { std: "docker" "start" "-a" "bfdaeffef4eee0d284410097b1d98be4016423f855ca77535677c07cf3da785f", kill_on_drop: false }`
[INFO] [stderr]    Compiling head v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "bfdaeffef4eee0d284410097b1d98be4016423f855ca77535677c07cf3da785f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfdaeffef4eee0d284410097b1d98be4016423f855ca77535677c07cf3da785f", kill_on_drop: false }`
[INFO] [stdout] bfdaeffef4eee0d284410097b1d98be4016423f855ca77535677c07cf3da785f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] b58e122c7f6759971b8749ac705d7394324826bed53941a0f209bafdd4bc558f
[INFO] running `Command { std: "docker" "start" "-a" "b58e122c7f6759971b8749ac705d7394324826bed53941a0f209bafdd4bc558f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/head-2ffa16993670fa2d)
[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" "b58e122c7f6759971b8749ac705d7394324826bed53941a0f209bafdd4bc558f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b58e122c7f6759971b8749ac705d7394324826bed53941a0f209bafdd4bc558f", kill_on_drop: false }`
[INFO] [stdout] b58e122c7f6759971b8749ac705d7394324826bed53941a0f209bafdd4bc558f