[INFO] cloning repository https://github.com/NelsonAPenn/todos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NelsonAPenn/todos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNelsonAPenn%2Ftodos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNelsonAPenn%2Ftodos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a869a863532ae4ae3b95c810d994a2c587ef345a
[INFO] checking NelsonAPenn/todos against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNelsonAPenn%2Ftodos" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NelsonAPenn/todos on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NelsonAPenn/todos
[INFO] finished tweaking git repo https://github.com/NelsonAPenn/todos
[INFO] tweaked toml for git repo https://github.com/NelsonAPenn/todos written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/NelsonAPenn/todos already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.debug
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 018fdf2098021b83bd522975468595f0e56c202f62389a75200aa65e1bc3a1da
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "018fdf2098021b83bd522975468595f0e56c202f62389a75200aa65e1bc3a1da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "018fdf2098021b83bd522975468595f0e56c202f62389a75200aa65e1bc3a1da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "018fdf2098021b83bd522975468595f0e56c202f62389a75200aa65e1bc3a1da", kill_on_drop: false }`
[INFO] [stdout] 018fdf2098021b83bd522975468595f0e56c202f62389a75200aa65e1bc3a1da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 445e60ed541b16dc7fd1466c11b8fa3bf814b50a6be6fe4ddc08765861135e12
[INFO] running `Command { std: "docker" "start" "-a" "445e60ed541b16dc7fd1466c11b8fa3bf814b50a6be6fe4ddc08765861135e12", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.debug
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking todos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `HalfCsv`
[INFO] [stdout]   --> src/node.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     HalfCsv
[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: variant is never constructed: `HalfCsv`
[INFO] [stdout]   --> src/node.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     HalfCsv
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.56s
[INFO] running `Command { std: "docker" "inspect" "445e60ed541b16dc7fd1466c11b8fa3bf814b50a6be6fe4ddc08765861135e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "445e60ed541b16dc7fd1466c11b8fa3bf814b50a6be6fe4ddc08765861135e12", kill_on_drop: false }`
[INFO] [stdout] 445e60ed541b16dc7fd1466c11b8fa3bf814b50a6be6fe4ddc08765861135e12