[INFO] cloning repository https://github.com/aricursion/unit_siphon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aricursion/unit_siphon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faricursion%2Funit_siphon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faricursion%2Funit_siphon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f73ef5c090866e6c112a88c177a9764cd668b29
[INFO] checking aricursion/unit_siphon against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faricursion%2Funit_siphon" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aricursion/unit_siphon on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aricursion/unit_siphon
[INFO] finished tweaking git repo https://github.com/aricursion/unit_siphon
[INFO] tweaked toml for git repo https://github.com/aricursion/unit_siphon written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aricursion/unit_siphon 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fae3833c2c8c1a0f578b880c58b88df35fa8dfc568d4d2069994ed90c53ccd83
[INFO] running `Command { std: "docker" "start" "-a" "fae3833c2c8c1a0f578b880c58b88df35fa8dfc568d4d2069994ed90c53ccd83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fae3833c2c8c1a0f578b880c58b88df35fa8dfc568d4d2069994ed90c53ccd83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae3833c2c8c1a0f578b880c58b88df35fa8dfc568d4d2069994ed90c53ccd83", kill_on_drop: false }`
[INFO] [stdout] fae3833c2c8c1a0f578b880c58b88df35fa8dfc568d4d2069994ed90c53ccd83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edbfa091159f1f3cb8044e80143c48ee31e954a4772289e286a7b20fe6dc37bd
[INFO] running `Command { std: "docker" "start" "-a" "edbfa091159f1f3cb8044e80143c48ee31e954a4772289e286a7b20fe6dc37bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking unit_siphon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `proc` is never read
[INFO] [stdout]   --> src/siphon.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct UnitPackage {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 12 |     pub unit_iter: Box<dyn Iterator<Item = Unit>>,
[INFO] [stdout] 13 |     pub proc: Child,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `proc` is never read
[INFO] [stdout]   --> src/siphon.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct UnitPackage {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 12 |     pub unit_iter: Box<dyn Iterator<Item = Unit>>,
[INFO] [stdout] 13 |     pub proc: Child,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `Command { std: "docker" "inspect" "edbfa091159f1f3cb8044e80143c48ee31e954a4772289e286a7b20fe6dc37bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edbfa091159f1f3cb8044e80143c48ee31e954a4772289e286a7b20fe6dc37bd", kill_on_drop: false }`
[INFO] [stdout] edbfa091159f1f3cb8044e80143c48ee31e954a4772289e286a7b20fe6dc37bd