[INFO] updating cached repository https://github.com/TyOverby/todag
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4ed86df1c5bdba310b82c22ae053135e2d478284
[INFO] checking TyOverby/todag against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyOverby%2Ftodag" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TyOverby/todag on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/TyOverby/todag
[INFO] finished tweaking git repo https://github.com/TyOverby/todag
[INFO] tweaked toml for git repo https://github.com/TyOverby/todag written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/TyOverby/todag already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2a141b3bd0121c2d8acd0634197b90a05b01b7005516225767afa0d8efb5ac06
[INFO] running `"docker" "start" "-a" "2a141b3bd0121c2d8acd0634197b90a05b01b7005516225767afa0d8efb5ac06"`
[INFO] [stderr]    Compiling pulldown-cmark v0.5.3
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking serde_yaml v0.8.9
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking console v0.8.0
[INFO] [stderr]     Checking insta v0.11.0
[INFO] [stderr]     Checking todag v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::parser::extract`
[INFO] [stderr]  --> src/parse_tests.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::parser::extract;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Options`, `Parser`
[INFO] [stderr]  --> src/parse_tests.rs:4:26
[INFO] [stderr]   |
[INFO] [stderr] 4 |     use pulldown_cmark::{Options, Parser};
[INFO] [stderr]   |                          ^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `IdGen`
[INFO] [stderr]  --> src/binder.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct IdGen {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/binder.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn new() -> IdGen {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next`
[INFO] [stderr]   --> src/binder.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn next(&mut self) -> Id {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_task`
[INFO] [stderr]   --> src/binder.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn from_task<'b>(id: Id, task: &Task<'b>) -> BoundTask<'b> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bind_chain`
[INFO] [stderr]   --> src/binder.rs:42:4
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn bind_chain<'a>(
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bind`
[INFO] [stderr]   --> src/binder.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub fn bind<'a>(tasks: &[Task<'a>]) -> Vec<BoundTask<'a>> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_bind`
[INFO] [stderr]  --> src/binder_tests.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn run_bind<'a>(s: &'a str) -> Vec<BoundTask<'a>> {
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.22s
[INFO] running `"docker" "inspect" "2a141b3bd0121c2d8acd0634197b90a05b01b7005516225767afa0d8efb5ac06"`
[INFO] running `"docker" "rm" "-f" "2a141b3bd0121c2d8acd0634197b90a05b01b7005516225767afa0d8efb5ac06"`
[INFO] [stdout] 2a141b3bd0121c2d8acd0634197b90a05b01b7005516225767afa0d8efb5ac06