[INFO] cloning repository https://github.com/alexandercampbell/halftau
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexandercampbell/halftau" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandercampbell%2Fhalftau", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandercampbell%2Fhalftau'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72b26cabee90825dab35cf53f4d3dd4e1eaf653c
[INFO] testing alexandercampbell/halftau against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandercampbell%2Fhalftau" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexandercampbell/halftau on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexandercampbell/halftau
[INFO] finished tweaking git repo https://github.com/alexandercampbell/halftau
[INFO] tweaked toml for git repo https://github.com/alexandercampbell/halftau written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/alexandercampbell/halftau already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d0338489c1612171a2c8bac71ea2ebb413d8cec15d648ce1be9e31e625ff1d5
[INFO] running `Command { std: "docker" "start" "-a" "8d0338489c1612171a2c8bac71ea2ebb413d8cec15d648ce1be9e31e625ff1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d0338489c1612171a2c8bac71ea2ebb413d8cec15d648ce1be9e31e625ff1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d0338489c1612171a2c8bac71ea2ebb413d8cec15d648ce1be9e31e625ff1d5", kill_on_drop: false }`
[INFO] [stdout] 8d0338489c1612171a2c8bac71ea2ebb413d8cec15d648ce1be9e31e625ff1d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0244b2de09e15fcde7c6e9f5c570ea435b631cab79e1cbcd52919e9b993a931
[INFO] running `Command { std: "docker" "start" "-a" "e0244b2de09e15fcde7c6e9f5c570ea435b631cab79e1cbcd52919e9b993a931", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling halftau v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "e0244b2de09e15fcde7c6e9f5c570ea435b631cab79e1cbcd52919e9b993a931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0244b2de09e15fcde7c6e9f5c570ea435b631cab79e1cbcd52919e9b993a931", kill_on_drop: false }`
[INFO] [stdout] e0244b2de09e15fcde7c6e9f5c570ea435b631cab79e1cbcd52919e9b993a931
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5db0f1c1fe307a7300d8d38bdadd436f9062268f899f2538d6f9dfda4bc603f
[INFO] running `Command { std: "docker" "start" "-a" "e5db0f1c1fe307a7300d8d38bdadd436f9062268f899f2538d6f9dfda4bc603f", kill_on_drop: false }`
[INFO] [stderr]    Compiling halftau v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "e5db0f1c1fe307a7300d8d38bdadd436f9062268f899f2538d6f9dfda4bc603f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5db0f1c1fe307a7300d8d38bdadd436f9062268f899f2538d6f9dfda4bc603f", kill_on_drop: false }`
[INFO] [stdout] e5db0f1c1fe307a7300d8d38bdadd436f9062268f899f2538d6f9dfda4bc603f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f91f7a70605a130d3b798bfbc13a8bc7b941b1eebeed63ae8e7e5515bbdee70
[INFO] running `Command { std: "docker" "start" "-a" "9f91f7a70605a130d3b798bfbc13a8bc7b941b1eebeed63ae8e7e5515bbdee70", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/halftau-c49ca2f3ea7018eb)
[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" "9f91f7a70605a130d3b798bfbc13a8bc7b941b1eebeed63ae8e7e5515bbdee70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f91f7a70605a130d3b798bfbc13a8bc7b941b1eebeed63ae8e7e5515bbdee70", kill_on_drop: false }`
[INFO] [stdout] 9f91f7a70605a130d3b798bfbc13a8bc7b941b1eebeed63ae8e7e5515bbdee70