[INFO] updating cached repository https://github.com/samdoiron/ice-9
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] e6c0f9715e81e512e04c470ffc1097273cd8c535
[INFO] checking samdoiron/ice-9 against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamdoiron%2Fice-9" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samdoiron/ice-9 on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/samdoiron/ice-9
[INFO] finished tweaking git repo https://github.com/samdoiron/ice-9
[INFO] tweaked toml for git repo https://github.com/samdoiron/ice-9 written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/samdoiron/ice-9 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 43f54b928534ae4c4e67c076681858009ad48fd24edf0a0abf62bb8ce73eff9b
[INFO] running `"docker" "start" "-a" "43f54b928534ae4c4e67c076681858009ad48fd24edf0a0abf62bb8ce73eff9b"`
[INFO] [stderr]    Compiling syn v0.15.38
[INFO] [stderr]     Checking liquid-error v0.18.1
[INFO] [stderr]     Checking deunicode v1.0.0
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.93
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking serde v1.0.93
[INFO] [stderr]     Checking liquid-value v0.18.1
[INFO] [stderr] warning: lifetime may not live long enough
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/liquid-value-0.18.1/src/scalar.rs:60:54
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl<'s> ScalarCow<'s> {
[INFO] [stderr]    |      -- lifetime `'s` defined here
[INFO] [stderr] ...
[INFO] [stderr] 60 |             ScalarCowEnum::Str(ref x) => Scalar::new(x.as_ref()),
[INFO] [stderr]    |                                                      ^^^^^^^^^^ argument requires that `'s` must outlive `'static`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime may not live long enough
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/liquid-value-0.18.1/src/scalar.rs:60:54
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn as_ref<'r: 's>(&'r self) -> ScalarCow<'r> {
[INFO] [stderr]    |                   -- lifetime `'r` defined here
[INFO] [stderr] ...
[INFO] [stderr] 60 |             ScalarCowEnum::Str(ref x) => Scalar::new(x.as_ref()),
[INFO] [stderr]    |                                                      ^^^^^^^^^^ argument requires that `'r` must outlive `'static`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]     Checking liquid-interpreter v0.18.1
[INFO] [stderr]     Checking liquid-compiler v0.18.1
[INFO] [stderr]     Checking liquid v0.18.2
[INFO] [stderr]     Checking ice9 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/liquid.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut globals = liquid::value::Object::new();
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> src/liquid.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     io::stdin().read_to_string(&mut source);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/liquid.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut globals = liquid::value::Object::new();
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> src/liquid.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     io::stdin().read_to_string(&mut source);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.09s
[INFO] running `"docker" "inspect" "43f54b928534ae4c4e67c076681858009ad48fd24edf0a0abf62bb8ce73eff9b"`
[INFO] running `"docker" "rm" "-f" "43f54b928534ae4c4e67c076681858009ad48fd24edf0a0abf62bb8ce73eff9b"`
[INFO] [stdout] 43f54b928534ae4c4e67c076681858009ad48fd24edf0a0abf62bb8ce73eff9b