[INFO] fetching crate nar 0.0.7...
[INFO] checking nar-0.0.7 against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[INFO] extracting crate nar 0.0.7 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate nar 0.0.7 on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nar 0.0.7
[INFO] finished tweaking crates.io crate nar 0.0.7
[INFO] tweaked toml for crates.io crate nar 0.0.7 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate nar 0.0.7 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bfb872061aca9f2c30d5d508240478b26e4a4b5aa156c09429cda72bbf79f21d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "bfb872061aca9f2c30d5d508240478b26e4a4b5aa156c09429cda72bbf79f21d"`
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]     Checking rustyline v5.0.5
[INFO] [stderr]     Checking minitt-util v0.2.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking voile-util v0.2.2
[INFO] [stderr]     Checking nar v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `tcs` is never read
[INFO] [stderr]    --> src/check/rules/clause/lhs.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         tcs = tcs0;
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `delta1`
[INFO] [stderr]    --> src/check/rules/clause/lhs.rs:175:14
[INFO] [stderr]     |
[INFO] [stderr] 175 |         let (delta1, delta2) = lhs.tele.split_at(pos);
[INFO] [stderr]     |              ^^^^^^ help: consider prefixing with an underscore: `_delta1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `delta2`
[INFO] [stderr]    --> src/check/rules/clause/lhs.rs:175:22
[INFO] [stderr]     |
[INFO] [stderr] 175 |         let (delta1, delta2) = lhs.tele.split_at(pos);
[INFO] [stderr]     |                      ^^^^^^ help: consider prefixing with an underscore: `_delta2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/check/rules/clause/lhs.rs:178:27
[INFO] [stderr]     |
[INFO] [stderr] 178 |             App(Pat::Cons(c, a, b)) => unimplemented!(),
[INFO] [stderr]     |                           ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/check/rules/clause/lhs.rs:178:30
[INFO] [stderr]     |
[INFO] [stderr] 178 |             App(Pat::Cons(c, a, b)) => unimplemented!(),
[INFO] [stderr]     |                              ^ help: consider prefixing with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/check/rules/clause/lhs.rs:178:33
[INFO] [stderr]     |
[INFO] [stderr] 178 |             App(Pat::Cons(c, a, b)) => unimplemented!(),
[INFO] [stderr]     |                                 ^ help: consider prefixing with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tcs`
[INFO] [stderr]    --> src/check/pats/mat.rs:125:14
[INFO] [stderr]     |
[INFO] [stderr] 125 | fn match_pat(tcs: &TCS, p: CorePat, t: Term) -> (Match, Term) {
[INFO] [stderr]     |              ^^^ help: consider prefixing with an underscore: `_tcs`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `tcs` is never read
[INFO] [stderr]    --> src/check/rules/clause/lhs.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         tcs = tcs0;
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `delta1`
[INFO] [stderr]    --> src/check/rules/clause/lhs.rs:175:14
[INFO] [stderr]     |
[INFO] [stderr] 175 |         let (delta1, delta2) = lhs.tele.split_at(pos);
[INFO] [stderr]     |              ^^^^^^ help: consider prefixing with an underscore: `_delta1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `delta2`
[INFO] [stderr]    --> src/check/rules/clause/lhs.rs:175:22
[INFO] [stderr]     |
[INFO] [stderr] 175 |         let (delta1, delta2) = lhs.tele.split_at(pos);
[INFO] [stderr]     |                      ^^^^^^ help: consider prefixing with an underscore: `_delta2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/check/rules/clause/lhs.rs:178:27
[INFO] [stderr]     |
[INFO] [stderr] 178 |             App(Pat::Cons(c, a, b)) => unimplemented!(),
[INFO] [stderr]     |                           ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/check/rules/clause/lhs.rs:178:30
[INFO] [stderr]     |
[INFO] [stderr] 178 |             App(Pat::Cons(c, a, b)) => unimplemented!(),
[INFO] [stderr]     |                              ^ help: consider prefixing with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/check/rules/clause/lhs.rs:178:33
[INFO] [stderr]     |
[INFO] [stderr] 178 |             App(Pat::Cons(c, a, b)) => unimplemented!(),
[INFO] [stderr]     |                                 ^ help: consider prefixing with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tcs`
[INFO] [stderr]    --> src/check/pats/mat.rs:125:14
[INFO] [stderr]     |
[INFO] [stderr] 125 | fn match_pat(tcs: &TCS, p: CorePat, t: Term) -> (Match, Term) {
[INFO] [stderr]     |              ^^^ help: consider prefixing with an underscore: `_tcs`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.15s
[INFO] running `"docker" "inspect" "bfb872061aca9f2c30d5d508240478b26e4a4b5aa156c09429cda72bbf79f21d"`
[INFO] running `"docker" "rm" "-f" "bfb872061aca9f2c30d5d508240478b26e4a4b5aa156c09429cda72bbf79f21d"`
[INFO] [stdout] bfb872061aca9f2c30d5d508240478b26e4a4b5aa156c09429cda72bbf79f21d