[INFO] cloning repository https://github.com/tonystr/t-version-control
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tonystr/t-version-control" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonystr%2Ft-version-control", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonystr%2Ft-version-control'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac357ccf75a6f153130123db2587ae6633787fb6
[INFO] checking tonystr/t-version-control against try#3248bace201b6227b0ff78eacc8b00d805551a86 for pr-153513
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonystr%2Ft-version-control" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tonystr/t-version-control
[INFO] finished tweaking git repo https://github.com/tonystr/t-version-control
[INFO] tweaked toml for git repo https://github.com/tonystr/t-version-control written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tonystr/t-version-control on toolchain 3248bace201b6227b0ff78eacc8b00d805551a86
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3248bace201b6227b0ff78eacc8b00d805551a86" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tonystr/t-version-control 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" "+3248bace201b6227b0ff78eacc8b00d805551a86" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking tonystr/t-version-control against try#3248bace201b6227b0ff78eacc8b00d805551a86 for pr-153513
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonystr%2Ft-version-control" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tonystr/t-version-control
[INFO] finished tweaking git repo https://github.com/tonystr/t-version-control
[INFO] tweaked toml for git repo https://github.com/tonystr/t-version-control written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tonystr/t-version-control on toolchain 3248bace201b6227b0ff78eacc8b00d805551a86
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3248bace201b6227b0ff78eacc8b00d805551a86" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tonystr/t-version-control 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" "+3248bace201b6227b0ff78eacc8b00d805551a86" "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 sha256 v1.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+3248bace201b6227b0ff78eacc8b00d805551a86" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdc56e937b0f1008c7419a94c3564105aa6b8ea992b7bf2955528534b8ea33db
[INFO] running `Command { std: "docker" "start" "-a" "cdc56e937b0f1008c7419a94c3564105aa6b8ea992b7bf2955528534b8ea33db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdc56e937b0f1008c7419a94c3564105aa6b8ea992b7bf2955528534b8ea33db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdc56e937b0f1008c7419a94c3564105aa6b8ea992b7bf2955528534b8ea33db", kill_on_drop: false }`
[INFO] [stdout] cdc56e937b0f1008c7419a94c3564105aa6b8ea992b7bf2955528534b8ea33db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+3248bace201b6227b0ff78eacc8b00d805551a86" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ef54f2a332f067d1cc2a663c1becdb18552d96cbc0bcca4dd1044c198db6039
[INFO] running `Command { std: "docker" "start" "-a" "3ef54f2a332f067d1cc2a663c1becdb18552d96cbc0bcca4dd1044c198db6039", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling find-msvc-tools v0.1.8
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.54
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking sha256 v1.6.0
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]     Checking tvc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `parent` and `author` are never read
[INFO] [stdout]    --> src/main.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 131 | struct Commit {
[INFO] [stdout]     |        ------ fields in this struct
[INFO] [stdout] 132 |     tree: String,
[INFO] [stdout] 133 |     parent: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 134 |     author: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Commit` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `parent` and `author` are never read
[INFO] [stdout]    --> src/main.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 131 | struct Commit {
[INFO] [stdout]     |        ------ fields in this struct
[INFO] [stdout] 132 |     tree: String,
[INFO] [stdout] 133 |     parent: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 134 |     author: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Commit` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.50s
[INFO] running `Command { std: "docker" "inspect" "3ef54f2a332f067d1cc2a663c1becdb18552d96cbc0bcca4dd1044c198db6039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef54f2a332f067d1cc2a663c1becdb18552d96cbc0bcca4dd1044c198db6039", kill_on_drop: false }`
[INFO] [stdout] 3ef54f2a332f067d1cc2a663c1becdb18552d96cbc0bcca4dd1044c198db6039