[INFO] cloning repository https://github.com/cfzimmerman/prim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cfzimmerman/prim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfzimmerman%2Fprim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfzimmerman%2Fprim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a0d3d8f301c2f43fe276f624b8fbce996a994e3
[INFO] checking cfzimmerman/prim against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfzimmerman%2Fprim" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cfzimmerman/prim
[INFO] finished tweaking git repo https://github.com/cfzimmerman/prim
[INFO] tweaked toml for git repo https://github.com/cfzimmerman/prim written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cfzimmerman/prim on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cfzimmerman/prim 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.196
[INFO] [stderr]   Downloaded thiserror-impl v1.0.56
[INFO] [stderr]   Downloaded csv-core v0.1.11
[INFO] [stderr]   Downloaded serde v1.0.196
[INFO] [stderr]   Downloaded thiserror v1.0.56
[INFO] [stderr]   Downloaded serde_json v1.0.113
[INFO] [stderr]   Downloaded libc v0.2.153
[INFO] [stderr]   Downloaded csv v1.3.0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5a1ddf59298ebb46e4b60e7433c988dc1da563e3e4120e41e0d52f6cb18a292
[INFO] running `Command { std: "docker" "start" "-a" "c5a1ddf59298ebb46e4b60e7433c988dc1da563e3e4120e41e0d52f6cb18a292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5a1ddf59298ebb46e4b60e7433c988dc1da563e3e4120e41e0d52f6cb18a292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a1ddf59298ebb46e4b60e7433c988dc1da563e3e4120e41e0d52f6cb18a292", kill_on_drop: false }`
[INFO] [stdout] c5a1ddf59298ebb46e4b60e7433c988dc1da563e3e4120e41e0d52f6cb18a292
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9beee87509cb2af5682a6635b7e357501e3618ca437f91f0281bf1e588d911d
[INFO] running `Command { std: "docker" "start" "-a" "c9beee87509cb2af5682a6635b7e357501e3618ca437f91f0281bf1e588d911d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking progset1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `HeaviestEdge` is never constructed
[INFO] [stdout]    --> src/mst.rs:243:12
[INFO] [stdout]     |
[INFO] [stdout] 243 |     struct HeaviestEdge {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[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 15.17s
[INFO] running `Command { std: "docker" "inspect" "c9beee87509cb2af5682a6635b7e357501e3618ca437f91f0281bf1e588d911d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9beee87509cb2af5682a6635b7e357501e3618ca437f91f0281bf1e588d911d", kill_on_drop: false }`
[INFO] [stdout] c9beee87509cb2af5682a6635b7e357501e3618ca437f91f0281bf1e588d911d
