[INFO] cloning repository https://github.com/bpandreotti/verit-proof-checker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bpandreotti/verit-proof-checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpandreotti%2Fverit-proof-checker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpandreotti%2Fverit-proof-checker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7c6d60198f95ecaacc3967261066af7c91569e5
[INFO] checking bpandreotti/verit-proof-checker against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpandreotti%2Fverit-proof-checker" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bpandreotti/verit-proof-checker on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bpandreotti/verit-proof-checker
[INFO] finished tweaking git repo https://github.com/bpandreotti/verit-proof-checker
[INFO] tweaked toml for git repo https://github.com/bpandreotti/verit-proof-checker written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/bpandreotti/verit-proof-checker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f86db72e097aed6668762ec077386063a903bfce895e54860b131f130b95ff97
[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" "f86db72e097aed6668762ec077386063a903bfce895e54860b131f130b95ff97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f86db72e097aed6668762ec077386063a903bfce895e54860b131f130b95ff97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f86db72e097aed6668762ec077386063a903bfce895e54860b131f130b95ff97", kill_on_drop: false }`
[INFO] [stdout] f86db72e097aed6668762ec077386063a903bfce895e54860b131f130b95ff97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72d9f9000db77c4b5130b54b4b0a6cf4ae5dd62f88fea644c27eee66639bd78a
[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" "72d9f9000db77c4b5130b54b4b0a6cf4ae5dd62f88fea644c27eee66639bd78a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking verit-proof-checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Indexed`
[INFO] [stdout]    --> src/ast.rs:336:5
[INFO] [stdout]     |
[INFO] [stdout] 336 |     Indexed(String, Vec<Index>),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Numeral`
[INFO] [stdout]    --> src/ast.rs:341:5
[INFO] [stdout]     |
[INFO] [stdout] 341 |     Numeral(u64),
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symbol`
[INFO] [stdout]    --> src/ast.rs:342:5
[INFO] [stdout]     |
[INFO] [stdout] 342 |     Symbol(String),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Indexed`
[INFO] [stdout]    --> src/ast.rs:336:5
[INFO] [stdout]     |
[INFO] [stdout] 336 |     Indexed(String, Vec<Index>),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Numeral`
[INFO] [stdout]    --> src/ast.rs:341:5
[INFO] [stdout]     |
[INFO] [stdout] 341 |     Numeral(u64),
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symbol`
[INFO] [stdout]    --> src/ast.rs:342:5
[INFO] [stdout]     |
[INFO] [stdout] 342 |     Symbol(String),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.79s
[INFO] running `Command { std: "docker" "inspect" "72d9f9000db77c4b5130b54b4b0a6cf4ae5dd62f88fea644c27eee66639bd78a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72d9f9000db77c4b5130b54b4b0a6cf4ae5dd62f88fea644c27eee66639bd78a", kill_on_drop: false }`
[INFO] [stdout] 72d9f9000db77c4b5130b54b4b0a6cf4ae5dd62f88fea644c27eee66639bd78a