[INFO] cloning repository https://github.com/dijkstracula/sedikle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dijkstracula/sedikle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdijkstracula%2Fsedikle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdijkstracula%2Fsedikle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6395b052c43585fa885cd63fd723c0bae958c50
[INFO] checking dijkstracula/sedikle against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdijkstracula%2Fsedikle" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dijkstracula/sedikle on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dijkstracula/sedikle
[INFO] finished tweaking git repo https://github.com/dijkstracula/sedikle
[INFO] tweaked toml for git repo https://github.com/dijkstracula/sedikle written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/dijkstracula/sedikle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b852330c1b91109e3c36c6a6e758042e8172d49277f78f4061565dd68779775
[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" "7b852330c1b91109e3c36c6a6e758042e8172d49277f78f4061565dd68779775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b852330c1b91109e3c36c6a6e758042e8172d49277f78f4061565dd68779775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b852330c1b91109e3c36c6a6e758042e8172d49277f78f4061565dd68779775", kill_on_drop: false }`
[INFO] [stdout] 7b852330c1b91109e3c36c6a6e758042e8172d49277f78f4061565dd68779775
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e999cae4faceec53096bb0ff01020d47afc5a72ed1a53de638867ba9a22f0d16
[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" "e999cae4faceec53096bb0ff01020d47afc5a72ed1a53de638867ba9a22f0d16", kill_on_drop: false }`
[INFO] [stderr]     Checking sidekle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stdout] warning: variant is never constructed: `UnexpectedEOF`
[INFO] [stdout]   --> src/dimacs.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     UnexpectedEOF,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Error`
[INFO] [stdout]   --> src/dimacs.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Error(usize, String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ParserState`
[INFO] [stdout]   --> src/dimacs.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct ParserState {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/dimacs.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn new(header_line: usize, expected_clauses: usize, expected_vars: usize) -> ParserState {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tokenise`
[INFO] [stdout]   --> src/dimacs.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn tokenise<'a, T>(
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_from`
[INFO] [stdout]   --> src/dimacs.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn parse_from<S: std::io::Read>(src: S) -> Result<Vec<types::Clause>, DimacsError> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Positive`
[INFO] [stdout]  --> src/types.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Positive(usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Negative`
[INFO] [stdout]  --> src/types.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Negative(usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_dimacs_token`
[INFO] [stdout]  --> src/types.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn from_dimacs_token(parsed: i64) -> Atom {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]   --> src/types.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Var(Atom),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Not`
[INFO] [stdout]   --> src/types.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Not(Atom),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unassigned`
[INFO] [stdout]   --> src/types.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Unassigned(Atom),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_dimacs_token`
[INFO] [stdout]   --> src/types.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn from_dimacs_token(parsed: i64) -> Variable {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Clause`
[INFO] [stdout]   --> src/types.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub type Clause = Vec<Variable>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stdout] warning: field is never read: `vars_seen`
[INFO] [stdout]   --> src/dimacs.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     vars_seen: Vec<bool>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expected_clauses`
[INFO] [stdout]   --> src/dimacs.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     expected_clauses: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expected_vars`
[INFO] [stdout]   --> src/dimacs.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     expected_vars: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]   --> src/types.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Var(Atom),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Not`
[INFO] [stdout]   --> src/types.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Not(Atom),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.82s
[INFO] running `Command { std: "docker" "inspect" "e999cae4faceec53096bb0ff01020d47afc5a72ed1a53de638867ba9a22f0d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e999cae4faceec53096bb0ff01020d47afc5a72ed1a53de638867ba9a22f0d16", kill_on_drop: false }`
[INFO] [stdout] e999cae4faceec53096bb0ff01020d47afc5a72ed1a53de638867ba9a22f0d16