[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 master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fy24o2%2Fhead" "/workspace/builds/worker-94/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/y24o2/head on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-94/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6d57510535ce70cf20ffec79b22e69a1bd0f424b9456d936bc44b007cb6a350
[INFO] running `Command { std: "docker" "start" "-a" "b6d57510535ce70cf20ffec79b22e69a1bd0f424b9456d936bc44b007cb6a350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6d57510535ce70cf20ffec79b22e69a1bd0f424b9456d936bc44b007cb6a350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d57510535ce70cf20ffec79b22e69a1bd0f424b9456d936bc44b007cb6a350", kill_on_drop: false }`
[INFO] [stdout] b6d57510535ce70cf20ffec79b22e69a1bd0f424b9456d936bc44b007cb6a350
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20cc4b3a0e7ec7c504c4f6e74eeef2be0ba453ee2843601fc98253ae2b125c14
[INFO] running `Command { std: "docker" "start" "-a" "20cc4b3a0e7ec7c504c4f6e74eeef2be0ba453ee2843601fc98253ae2b125c14", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling head v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.60s
[INFO] running `Command { std: "docker" "inspect" "20cc4b3a0e7ec7c504c4f6e74eeef2be0ba453ee2843601fc98253ae2b125c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20cc4b3a0e7ec7c504c4f6e74eeef2be0ba453ee2843601fc98253ae2b125c14", kill_on_drop: false }`
[INFO] [stdout] 20cc4b3a0e7ec7c504c4f6e74eeef2be0ba453ee2843601fc98253ae2b125c14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a770f49af08c9cbaa49ad65d3fd0eaf9e2b3e1228d0cf8dba36fdf220691d0f6
[INFO] running `Command { std: "docker" "start" "-a" "a770f49af08c9cbaa49ad65d3fd0eaf9e2b3e1228d0cf8dba36fdf220691d0f6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling head v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "a770f49af08c9cbaa49ad65d3fd0eaf9e2b3e1228d0cf8dba36fdf220691d0f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a770f49af08c9cbaa49ad65d3fd0eaf9e2b3e1228d0cf8dba36fdf220691d0f6", kill_on_drop: false }`
[INFO] [stdout] a770f49af08c9cbaa49ad65d3fd0eaf9e2b3e1228d0cf8dba36fdf220691d0f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83036a9c782b2d6b35ba95730f0ef85902b12f175902d1bfc7bd4e36328212b9
[INFO] running `Command { std: "docker" "start" "-a" "83036a9c782b2d6b35ba95730f0ef85902b12f175902d1bfc7bd4e36328212b9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.19s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/head-7b53ad3c40a977c0)
[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" "83036a9c782b2d6b35ba95730f0ef85902b12f175902d1bfc7bd4e36328212b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83036a9c782b2d6b35ba95730f0ef85902b12f175902d1bfc7bd4e36328212b9", kill_on_drop: false }`
[INFO] [stdout] 83036a9c782b2d6b35ba95730f0ef85902b12f175902d1bfc7bd4e36328212b9