[INFO] cloning repository https://github.com/tsingtwo/2023_ZJU_RUST_HW2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tsingtwo/2023_ZJU_RUST_HW2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsingtwo%2F2023_ZJU_RUST_HW2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsingtwo%2F2023_ZJU_RUST_HW2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab7870da5acd8ad015e4c83bbb284571b445e79c
[INFO] testing tsingtwo/2023_ZJU_RUST_HW2 against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsingtwo%2F2023_ZJU_RUST_HW2" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tsingtwo/2023_ZJU_RUST_HW2
[INFO] finished tweaking git repo https://github.com/tsingtwo/2023_ZJU_RUST_HW2
[INFO] tweaked toml for git repo https://github.com/tsingtwo/2023_ZJU_RUST_HW2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tsingtwo/2023_ZJU_RUST_HW2 on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tsingtwo/2023_ZJU_RUST_HW2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13ebbb2cac198fe403be678dd8135e4cce028c03ed212cd1aee338c2c449aecf
[INFO] running `Command { std: "docker" "start" "-a" "13ebbb2cac198fe403be678dd8135e4cce028c03ed212cd1aee338c2c449aecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13ebbb2cac198fe403be678dd8135e4cce028c03ed212cd1aee338c2c449aecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ebbb2cac198fe403be678dd8135e4cce028c03ed212cd1aee338c2c449aecf", kill_on_drop: false }`
[INFO] [stdout] 13ebbb2cac198fe403be678dd8135e4cce028c03ed212cd1aee338c2c449aecf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 686c8f57c3a680da81b372475302ed6f882701270219e55d5b8df385dd31d263
[INFO] running `Command { std: "docker" "start" "-a" "686c8f57c3a680da81b372475302ed6f882701270219e55d5b8df385dd31d263", kill_on_drop: false }`
[INFO] [stderr]    Compiling hw2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "686c8f57c3a680da81b372475302ed6f882701270219e55d5b8df385dd31d263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686c8f57c3a680da81b372475302ed6f882701270219e55d5b8df385dd31d263", kill_on_drop: false }`
[INFO] [stdout] 686c8f57c3a680da81b372475302ed6f882701270219e55d5b8df385dd31d263
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0d2dc56a93e33220d744ce39e78ee65c10b5333e2f9d3de3dee94bde78b99e9
[INFO] running `Command { std: "docker" "start" "-a" "d0d2dc56a93e33220d744ce39e78ee65c10b5333e2f9d3de3dee94bde78b99e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling hw2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "d0d2dc56a93e33220d744ce39e78ee65c10b5333e2f9d3de3dee94bde78b99e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0d2dc56a93e33220d744ce39e78ee65c10b5333e2f9d3de3dee94bde78b99e9", kill_on_drop: false }`
[INFO] [stdout] d0d2dc56a93e33220d744ce39e78ee65c10b5333e2f9d3de3dee94bde78b99e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ec6cbe8e5cffaec0d94328bddfc536640c6e9600fc223fb2fdc8af1b52f5651
[INFO] running `Command { std: "docker" "start" "-a" "6ec6cbe8e5cffaec0d94328bddfc536640c6e9600fc223fb2fdc8af1b52f5651", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hw2-8777eb50eced9691)
[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" "6ec6cbe8e5cffaec0d94328bddfc536640c6e9600fc223fb2fdc8af1b52f5651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec6cbe8e5cffaec0d94328bddfc536640c6e9600fc223fb2fdc8af1b52f5651", kill_on_drop: false }`
[INFO] [stdout] 6ec6cbe8e5cffaec0d94328bddfc536640c6e9600fc223fb2fdc8af1b52f5651