[INFO] cloning repository https://github.com/mingy6237/rust_1724_A4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mingy6237/rust_1724_A4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingy6237%2Frust_1724_A4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingy6237%2Frust_1724_A4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffa62d665a46e0152a7c5c098e693224391baea5
[INFO] checking mingy6237/rust_1724_A4 against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingy6237%2Frust_1724_A4" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mingy6237/rust_1724_A4
[INFO] finished tweaking git repo https://github.com/mingy6237/rust_1724_A4
[INFO] tweaked toml for git repo https://github.com/mingy6237/rust_1724_A4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mingy6237/rust_1724_A4 on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mingy6237/rust_1724_A4 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" "+ddcf048784667508cd676fef4667f88ae15628a3" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded allocator-api2 v0.2.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18da9c4f796d95da08a6351e7c1c43bb8a7363c3a8c00e2159ddfd59b24b3f81
[INFO] running `Command { std: "docker" "start" "-a" "18da9c4f796d95da08a6351e7c1c43bb8a7363c3a8c00e2159ddfd59b24b3f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18da9c4f796d95da08a6351e7c1c43bb8a7363c3a8c00e2159ddfd59b24b3f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18da9c4f796d95da08a6351e7c1c43bb8a7363c3a8c00e2159ddfd59b24b3f81", kill_on_drop: false }`
[INFO] [stdout] 18da9c4f796d95da08a6351e7c1c43bb8a7363c3a8c00e2159ddfd59b24b3f81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7515d02b7e84110f10d620df15619f99b3936f4305506bc4cacdeb7e1f95574
[INFO] running `Command { std: "docker" "start" "-a" "e7515d02b7e84110f10d620df15619f99b3936f4305506bc4cacdeb7e1f95574", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking allocator-api2 v0.2.20
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.26.0
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]     Checking hashlink v0.8.4
[INFO] [stderr]     Checking rusqlite v0.29.0
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.78s
[INFO] running `Command { std: "docker" "inspect" "e7515d02b7e84110f10d620df15619f99b3936f4305506bc4cacdeb7e1f95574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7515d02b7e84110f10d620df15619f99b3936f4305506bc4cacdeb7e1f95574", kill_on_drop: false }`
[INFO] [stdout] e7515d02b7e84110f10d620df15619f99b3936f4305506bc4cacdeb7e1f95574