[INFO] cloning repository https://github.com/koddlers/rust-2021-fundamentals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/koddlers/rust-2021-fundamentals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoddlers%2Frust-2021-fundamentals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoddlers%2Frust-2021-fundamentals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 236db7d8923104305cef056c6c42af3bc4729f19
[INFO] checking koddlers/rust-2021-fundamentals against master#52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6 for pr-127907
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoddlers%2Frust-2021-fundamentals" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/koddlers/rust-2021-fundamentals on toolchain 52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/koddlers/rust-2021-fundamentals
[INFO] finished tweaking git repo https://github.com/koddlers/rust-2021-fundamentals
[INFO] tweaked toml for git repo https://github.com/koddlers/rust-2021-fundamentals written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/koddlers/rust-2021-fundamentals 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" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking koddlers/rust-2021-fundamentals against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoddlers%2Frust-2021-fundamentals" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/koddlers/rust-2021-fundamentals on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/koddlers/rust-2021-fundamentals
[INFO] finished tweaking git repo https://github.com/koddlers/rust-2021-fundamentals
[INFO] tweaked toml for git repo https://github.com/koddlers/rust-2021-fundamentals written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/koddlers/rust-2021-fundamentals 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" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "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 hashlink v0.9.1
[INFO] [stderr]   Downloaded fallible-iterator v0.3.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.85
[INFO] [stderr]   Downloaded rusqlite v0.31.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e87a84ff28f6fc5e9295007eb7761b5bf273b7ac259cee37ef5535105841367d
[INFO] running `Command { std: "docker" "start" "-a" "e87a84ff28f6fc5e9295007eb7761b5bf273b7ac259cee37ef5535105841367d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e87a84ff28f6fc5e9295007eb7761b5bf273b7ac259cee37ef5535105841367d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87a84ff28f6fc5e9295007eb7761b5bf273b7ac259cee37ef5535105841367d", kill_on_drop: false }`
[INFO] [stdout] e87a84ff28f6fc5e9295007eb7761b5bf273b7ac259cee37ef5535105841367d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf50811cff7d7b8fdbae5e73e86a56cbec6bcd2f8210e1011657186e177c78b8
[INFO] running `Command { std: "docker" "start" "-a" "bf50811cff7d7b8fdbae5e73e86a56cbec6bcd2f8210e1011657186e177c78b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking zerocopy v0.7.34
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling cc v1.0.98
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling libsqlite3-sys v0.28.0
[INFO] [stderr]     Checking hashlink v0.9.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rusqlite v0.31.0
[INFO] [stderr]     Checking rust-2021-fundamentals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.99s
[INFO] running `Command { std: "docker" "inspect" "bf50811cff7d7b8fdbae5e73e86a56cbec6bcd2f8210e1011657186e177c78b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf50811cff7d7b8fdbae5e73e86a56cbec6bcd2f8210e1011657186e177c78b8", kill_on_drop: false }`
[INFO] [stdout] bf50811cff7d7b8fdbae5e73e86a56cbec6bcd2f8210e1011657186e177c78b8