[INFO] updating cached repository https://github.com/ivoelbert/tigerust
[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] ed4f4317d800b2cc301c4e1d0e85a5451e59a815
[INFO] checking ivoelbert/tigerust against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivoelbert%2Ftigerust" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ivoelbert/tigerust 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/ivoelbert/tigerust
[INFO] finished tweaking git repo https://github.com/ivoelbert/tigerust
[INFO] tweaked toml for git repo https://github.com/ivoelbert/tigerust written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ivoelbert/tigerust 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/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] 4dfe322718d474ea77e98a2782dd7a25864dbcfb0286cc76264246e5f0700ca0
[INFO] running `"docker" "start" "-a" "4dfe322718d474ea77e98a2782dd7a25864dbcfb0286cc76264246e5f0700ca0"`
[INFO] [stderr]     Checking uid v0.1.4
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]     Checking pathfinding v1.1.12
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling lalrpop v0.17.1
[INFO] [stderr]    Compiling tigerust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `_Exp`
[INFO] [stderr]  --> src/ast/parser.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::tigerabs::{Exp, _Exp};
[INFO] [stderr]   |                            ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `WithPos`
[INFO] [stderr]  --> src/ast/parser.rs:2:28
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::position::{Pos, WithPos};
[INFO] [stderr]   |                            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::ast::position::*`
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/tigerust-2bcfbfdb4a4c464f/out/parser.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::ast::position::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `_Exp`
[INFO] [stderr]  --> src/ast/parser.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::tigerabs::{Exp, _Exp};
[INFO] [stderr]   |                            ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `WithPos`
[INFO] [stderr]  --> src/ast/parser.rs:2:28
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::position::{Pos, WithPos};
[INFO] [stderr]   |                            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::ast::position::*`
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/tigerust-2bcfbfdb4a4c464f/out/parser.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::ast::position::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f1`
[INFO] [stderr]    --> src/ast/tigerabs.rs:172:19
[INFO] [stderr]     |
[INFO] [stderr] 172 | fn compara_fields(f1: &[Field], f2: &[Field]) -> bool {
[INFO] [stderr]     |                   ^^ help: consider prefixing with an underscore: `_f1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f2`
[INFO] [stderr]    --> src/ast/tigerabs.rs:172:33
[INFO] [stderr]     |
[INFO] [stderr] 172 | fn compara_fields(f1: &[Field], f2: &[Field]) -> bool {
[INFO] [stderr]     |                                 ^^ help: consider prefixing with an underscore: `_f2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f1`
[INFO] [stderr]    --> src/ast/tigerabs.rs:172:19
[INFO] [stderr]     |
[INFO] [stderr] 172 | fn compara_fields(f1: &[Field], f2: &[Field]) -> bool {
[INFO] [stderr]     |                   ^^ help: consider prefixing with an underscore: `_f1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f2`
[INFO] [stderr]    --> src/ast/tigerabs.rs:172:33
[INFO] [stderr]     |
[INFO] [stderr] 172 | fn compara_fields(f1: &[Field], f2: &[Field]) -> bool {
[INFO] [stderr]     |                                 ^^ help: consider prefixing with an underscore: `_f2`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `"docker" "inspect" "4dfe322718d474ea77e98a2782dd7a25864dbcfb0286cc76264246e5f0700ca0"`
[INFO] running `"docker" "rm" "-f" "4dfe322718d474ea77e98a2782dd7a25864dbcfb0286cc76264246e5f0700ca0"`
[INFO] [stdout] 4dfe322718d474ea77e98a2782dd7a25864dbcfb0286cc76264246e5f0700ca0