[INFO] cloning repository https://github.com/firefish111/son
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/firefish111/son" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirefish111%2Fson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirefish111%2Fson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1eda3d5755bc1c96733ada42c1f3987b374fe51
[INFO] testing firefish111/son against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirefish111%2Fson" "/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/firefish111/son on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/firefish111/son
[INFO] finished tweaking git repo https://github.com/firefish111/son
[INFO] tweaked toml for git repo https://github.com/firefish111/son written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/firefish111/son already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddc327b8915f80e92f6fc6e30812f8b8f3ef93db60ff72a0f0dce6ce7bba5545
[INFO] running `Command { std: "docker" "start" "-a" "ddc327b8915f80e92f6fc6e30812f8b8f3ef93db60ff72a0f0dce6ce7bba5545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddc327b8915f80e92f6fc6e30812f8b8f3ef93db60ff72a0f0dce6ce7bba5545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc327b8915f80e92f6fc6e30812f8b8f3ef93db60ff72a0f0dce6ce7bba5545", kill_on_drop: false }`
[INFO] [stdout] ddc327b8915f80e92f6fc6e30812f8b8f3ef93db60ff72a0f0dce6ce7bba5545
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22ea1a0c7e283002ce670c775c0b558cae428404b005488c4018cf79258ddb73
[INFO] running `Command { std: "docker" "start" "-a" "22ea1a0c7e283002ce670c775c0b558cae428404b005488c4018cf79258ddb73", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling son-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "22ea1a0c7e283002ce670c775c0b558cae428404b005488c4018cf79258ddb73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ea1a0c7e283002ce670c775c0b558cae428404b005488c4018cf79258ddb73", kill_on_drop: false }`
[INFO] [stdout] 22ea1a0c7e283002ce670c775c0b558cae428404b005488c4018cf79258ddb73
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef3dd4ceaa521e43fcf64ab7800c92dfcc41fd3ab73a18d8e07782f77c59844d
[INFO] running `Command { std: "docker" "start" "-a" "ef3dd4ceaa521e43fcf64ab7800c92dfcc41fd3ab73a18d8e07782f77c59844d", kill_on_drop: false }`
[INFO] [stderr]    Compiling son-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "ef3dd4ceaa521e43fcf64ab7800c92dfcc41fd3ab73a18d8e07782f77c59844d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3dd4ceaa521e43fcf64ab7800c92dfcc41fd3ab73a18d8e07782f77c59844d", kill_on_drop: false }`
[INFO] [stdout] ef3dd4ceaa521e43fcf64ab7800c92dfcc41fd3ab73a18d8e07782f77c59844d
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91ce33c1e55a6a44c38e5116d84f9fd3e12e56880820d4e89f4cf946ebadd9da
[INFO] running `Command { std: "docker" "start" "-a" "91ce33c1e55a6a44c38e5116d84f9fd3e12e56880820d4e89f4cf946ebadd9da", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/son_vm-8f0fc6d3ef1e1f61)
[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" "91ce33c1e55a6a44c38e5116d84f9fd3e12e56880820d4e89f4cf946ebadd9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91ce33c1e55a6a44c38e5116d84f9fd3e12e56880820d4e89f4cf946ebadd9da", kill_on_drop: false }`
[INFO] [stdout] 91ce33c1e55a6a44c38e5116d84f9fd3e12e56880820d4e89f4cf946ebadd9da