[INFO] cloning repository https://github.com/ZhongGheart/rust-study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZhongGheart/rust-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhongGheart%2Frust-study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhongGheart%2Frust-study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40f219bf5f7046592b6fe7f0dc752c377f7f35fc
[INFO] testing ZhongGheart/rust-study against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhongGheart%2Frust-study" "/workspace/builds/worker-103/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-103/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZhongGheart/rust-study on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ZhongGheart/rust-study
[INFO] finished tweaking git repo https://github.com/ZhongGheart/rust-study
[INFO] tweaked toml for git repo https://github.com/ZhongGheart/rust-study written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] crate git repo https://github.com/ZhongGheart/rust-study already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef6ae3d613fc7bbd362406fad9061c20ca584ef2789c43303e7e8f6db4307bf0
[INFO] running `Command { std: "docker" "start" "-a" "ef6ae3d613fc7bbd362406fad9061c20ca584ef2789c43303e7e8f6db4307bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef6ae3d613fc7bbd362406fad9061c20ca584ef2789c43303e7e8f6db4307bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef6ae3d613fc7bbd362406fad9061c20ca584ef2789c43303e7e8f6db4307bf0", kill_on_drop: false }`
[INFO] [stdout] ef6ae3d613fc7bbd362406fad9061c20ca584ef2789c43303e7e8f6db4307bf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 178447edd5127a9f7055c1dc345e1a90a38a0c83bda6df704fb7ade533f17c98
[INFO] running `Command { std: "docker" "start" "-a" "178447edd5127a9f7055c1dc345e1a90a38a0c83bda6df704fb7ade533f17c98", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rust-study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.85s
[INFO] running `Command { std: "docker" "inspect" "178447edd5127a9f7055c1dc345e1a90a38a0c83bda6df704fb7ade533f17c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "178447edd5127a9f7055c1dc345e1a90a38a0c83bda6df704fb7ade533f17c98", kill_on_drop: false }`
[INFO] [stdout] 178447edd5127a9f7055c1dc345e1a90a38a0c83bda6df704fb7ade533f17c98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6f55884cb7e417b3e345d418e064cf5088de97fe268a8aabbe77984b4dcb9fa
[INFO] running `Command { std: "docker" "start" "-a" "c6f55884cb7e417b3e345d418e064cf5088de97fe268a8aabbe77984b4dcb9fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "c6f55884cb7e417b3e345d418e064cf5088de97fe268a8aabbe77984b4dcb9fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f55884cb7e417b3e345d418e064cf5088de97fe268a8aabbe77984b4dcb9fa", kill_on_drop: false }`
[INFO] [stdout] c6f55884cb7e417b3e345d418e064cf5088de97fe268a8aabbe77984b4dcb9fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a0dc9bf0c63baad7fd1bf1a73210b708e205a29a5166f85685e559126f7e5e2
[INFO] running `Command { std: "docker" "start" "-a" "1a0dc9bf0c63baad7fd1bf1a73210b708e205a29a5166f85685e559126f7e5e2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_study-a4e0767f8fd8f5e1)
[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" "1a0dc9bf0c63baad7fd1bf1a73210b708e205a29a5166f85685e559126f7e5e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a0dc9bf0c63baad7fd1bf1a73210b708e205a29a5166f85685e559126f7e5e2", kill_on_drop: false }`
[INFO] [stdout] 1a0dc9bf0c63baad7fd1bf1a73210b708e205a29a5166f85685e559126f7e5e2