[INFO] crate nar 0.0.4 is already in cache
[INFO] checking nar-0.0.4 against master#2da942f32802c8233a09744024dfbc34431adf65 for pr-66963
[INFO] extracting crate nar 0.0.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nar 0.0.4 on toolchain 2da942f32802c8233a09744024dfbc34431adf65
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2da942f32802c8233a09744024dfbc34431adf65" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nar 0.0.4
[INFO] finished tweaking crates.io crate nar 0.0.4
[INFO] tweaked toml for crates.io crate nar 0.0.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate nar 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2da942f32802c8233a09744024dfbc34431adf65" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+2da942f32802c8233a09744024dfbc34431adf65" "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] f2f4ef2902b10fb643b792e59c6af4c152cce402a0d063677f07a509cfc0ccb8
[INFO] running `"docker" "start" "-a" "f2f4ef2902b10fb643b792e59c6af4c152cce402a0d063677f07a509cfc0ccb8"`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rustyline v5.0.3
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking voile-util v0.1.11
[INFO] [stderr]     Checking structopt v0.3.3
[INFO] [stderr]     Checking minitt-util v0.1.1
[INFO] [stderr]     Checking nar v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `tele`
[INFO] [stderr]   --> src/check/rules/clause.rs:40:23
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn init_lhs_state(tele: Tele) -> TCM<LhsState> {
[INFO] [stderr]    |                       ^^^^ help: consider prefixing with an underscore: `_tele`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tcs`
[INFO] [stderr]   --> src/check/rules/clause.rs:46:15
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn clause(tcs: TCS, cls: AbsClause, against: &Val) -> TCM<Clause> {
[INFO] [stderr]    |               ^^^ help: consider prefixing with an underscore: `_tcs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cls`
[INFO] [stderr]   --> src/check/rules/clause.rs:46:25
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn clause(tcs: TCS, cls: AbsClause, against: &Val) -> TCM<Clause> {
[INFO] [stderr]    |                         ^^^ help: consider prefixing with an underscore: `_cls`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `against`
[INFO] [stderr]   --> src/check/rules/clause.rs:46:41
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn clause(tcs: TCS, cls: AbsClause, against: &Val) -> TCM<Clause> {
[INFO] [stderr]    |                                         ^^^^^^^ help: consider prefixing with an underscore: `_against`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tele`
[INFO] [stderr]   --> src/check/rules/clause.rs:40:23
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn init_lhs_state(tele: Tele) -> TCM<LhsState> {
[INFO] [stderr]    |                       ^^^^ help: consider prefixing with an underscore: `_tele`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tcs`
[INFO] [stderr]   --> src/check/rules/clause.rs:46:15
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn clause(tcs: TCS, cls: AbsClause, against: &Val) -> TCM<Clause> {
[INFO] [stderr]    |               ^^^ help: consider prefixing with an underscore: `_tcs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cls`
[INFO] [stderr]   --> src/check/rules/clause.rs:46:25
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn clause(tcs: TCS, cls: AbsClause, against: &Val) -> TCM<Clause> {
[INFO] [stderr]    |                         ^^^ help: consider prefixing with an underscore: `_cls`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `against`
[INFO] [stderr]   --> src/check/rules/clause.rs:46:41
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn clause(tcs: TCS, cls: AbsClause, against: &Val) -> TCM<Clause> {
[INFO] [stderr]    |                                         ^^^^^^^ help: consider prefixing with an underscore: `_against`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `init_lhs_state`
[INFO] [stderr]   --> src/check/rules/clause.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn init_lhs_state(tele: Tele) -> TCM<LhsState> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `clause`
[INFO] [stderr]   --> src/check/rules/clause.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn clause(tcs: TCS, cls: AbsClause, against: &Val) -> TCM<Clause> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `init_lhs_state`
[INFO] [stderr]   --> src/check/rules/clause.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn init_lhs_state(tele: Tele) -> TCM<LhsState> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `clause`
[INFO] [stderr]   --> src/check/rules/clause.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn clause(tcs: TCS, cls: AbsClause, against: &Val) -> TCM<Clause> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.47s
[INFO] running `"docker" "inspect" "f2f4ef2902b10fb643b792e59c6af4c152cce402a0d063677f07a509cfc0ccb8"`
[INFO] running `"docker" "rm" "-f" "f2f4ef2902b10fb643b792e59c6af4c152cce402a0d063677f07a509cfc0ccb8"`
[INFO] [stdout] f2f4ef2902b10fb643b792e59c6af4c152cce402a0d063677f07a509cfc0ccb8