[INFO] cloning repository https://github.com/LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-k0ChiyaSAnae", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-k0ChiyaSAnae'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2b0c02e5a3fd9513dfc5d7091fea7ed6825d0a4d [INFO] checking LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-k0ChiyaSAnae" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae [INFO] finished tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae [INFO] tweaked toml for git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71446b60b881ab5894aa119d1581316725c78dd8cfe32a81832c7d1e1d591144 [INFO] running `Command { std: "docker" "start" "-a" "71446b60b881ab5894aa119d1581316725c78dd8cfe32a81832c7d1e1d591144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71446b60b881ab5894aa119d1581316725c78dd8cfe32a81832c7d1e1d591144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71446b60b881ab5894aa119d1581316725c78dd8cfe32a81832c7d1e1d591144", kill_on_drop: false }` [INFO] [stdout] 71446b60b881ab5894aa119d1581316725c78dd8cfe32a81832c7d1e1d591144 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 001b94b80764c5ce127322353ccb422949e1bb95621642e840a2f2b50514ad0c [INFO] running `Command { std: "docker" "start" "-a" "001b94b80764c5ce127322353ccb422949e1bb95621642e840a2f2b50514ad0c", kill_on_drop: false }` [INFO] [stderr] Checking rustlings v5.5.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "001b94b80764c5ce127322353ccb422949e1bb95621642e840a2f2b50514ad0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "001b94b80764c5ce127322353ccb422949e1bb95621642e840a2f2b50514ad0c", kill_on_drop: false }` [INFO] [stdout] 001b94b80764c5ce127322353ccb422949e1bb95621642e840a2f2b50514ad0c [INFO] checking LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-k0ChiyaSAnae" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae [INFO] finished tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae [INFO] tweaked toml for git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-k0ChiyaSAnae 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f4697bfd67bb5d12e215a0840d5aabbea451617e687d0954192191b42eb7b518 [INFO] running `Command { std: "docker" "start" "-a" "f4697bfd67bb5d12e215a0840d5aabbea451617e687d0954192191b42eb7b518", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f4697bfd67bb5d12e215a0840d5aabbea451617e687d0954192191b42eb7b518", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4697bfd67bb5d12e215a0840d5aabbea451617e687d0954192191b42eb7b518", kill_on_drop: false }` [INFO] [stdout] f4697bfd67bb5d12e215a0840d5aabbea451617e687d0954192191b42eb7b518 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5ec3783e4b20c622dd3e53351e96e5faa1edd00032861b3d92a792c1f5fa96e [INFO] running `Command { std: "docker" "start" "-a" "a5ec3783e4b20c622dd3e53351e96e5faa1edd00032861b3d92a792c1f5fa96e", kill_on_drop: false }` [INFO] [stderr] Checking rustlings v5.5.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "a5ec3783e4b20c622dd3e53351e96e5faa1edd00032861b3d92a792c1f5fa96e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5ec3783e4b20c622dd3e53351e96e5faa1edd00032861b3d92a792c1f5fa96e", kill_on_drop: false }` [INFO] [stdout] a5ec3783e4b20c622dd3e53351e96e5faa1edd00032861b3d92a792c1f5fa96e