[INFO] cloning repository jbalintbiro/l3 [INFO] running `"git" "clone" "--bare" "git://github.com/jbalintbiro/l3.git" "work/cache/sources/gh/jbalintbiro/l3"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jbalintbiro/l3'... [INFO] running `"git" "clone" "work/cache/sources/gh/jbalintbiro/l3" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jbalintbiro/l3"` [INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jbalintbiro/l3'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jbalintbiro/l3" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jbalintbiro/l3"` [INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jbalintbiro/l3'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 812df877f18a6646a42b7c967b8f3326f61810d7 [INFO] sha for GitHub repo jbalintbiro/l3: 812df877f18a6646a42b7c967b8f3326f61810d7 [INFO] validating manifest of jbalintbiro/l3 on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of jbalintbiro/l3 on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing jbalintbiro/l3 [INFO] finished frobbing jbalintbiro/l3 [INFO] frobbed toml for jbalintbiro/l3 written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jbalintbiro/l3/Cargo.toml [INFO] started frobbing jbalintbiro/l3 [INFO] finished frobbing jbalintbiro/l3 [INFO] frobbed toml for jbalintbiro/l3 written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jbalintbiro/l3/Cargo.toml [INFO] crate jbalintbiro/l3 has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pest_derive v1.0.0-beta.17 [INFO] [stderr] Downloaded pest v1.0.0-beta.17 [INFO] [stderr] Downloaded gc_derive v0.3.2 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking jbalintbiro/l3 against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-2/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jbalintbiro/l3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] d0de8c049c39d256d6bfad8a523bb4b5753832e77d1973f3d543e280ec7b9156 [INFO] running `"docker" "start" "-a" "d0de8c049c39d256d6bfad8a523bb4b5753832e77d1973f3d543e280ec7b9156"` [INFO] [stderr] Blocking waiting for file lock on the registry index [INFO] [stderr] Compiling pest v1.0.0-beta.17 [INFO] [stderr] Checking gc v0.3.2 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Compiling gc_derive v0.3.2 [INFO] [stderr] Checking clap v2.29.0 [INFO] [stderr] Compiling pest_derive v1.0.0-beta.17 [INFO] [stderr] Checking l3 v0.1.0-dev (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `ev` [INFO] [stderr] --> src/value.rs:92:23 [INFO] [stderr] | [INFO] [stderr] 92 | Value::Fn(ref fun, ev) => write!(f, "(fn {})", fun), [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_ev` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ev` [INFO] [stderr] --> src/value.rs:92:23 [INFO] [stderr] | [INFO] [stderr] 92 | Value::Fn(ref fun, ev) => write!(f, "(fn {})", fun), [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_ev` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bindings.rs:27:8 [INFO] [stderr] | [INFO] [stderr] 27 | let mut bind_map = &mut self.bindings; [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: variable does not need to be mutable [INFO] [stderr] --> src/bindings.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | let mut bind_map = &mut self.bindings; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bindings.rs:27:8 [INFO] [stderr] | [INFO] [stderr] 27 | let mut bind_map = &mut self.bindings; [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: variable does not need to be mutable [INFO] [stderr] --> src/bindings.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | let mut bind_map = &mut self.bindings; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `ident` [INFO] [stderr] --> src/internals.rs:16:1 [INFO] [stderr] | [INFO] [stderr] 16 | / pub fn ident(i: T) -> LCell [INFO] [stderr] 17 | | where T: ToString{ [INFO] [stderr] 18 | | lcell(Value::Ident(i.to_string())) [INFO] [stderr] 19 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_list` [INFO] [stderr] --> src/read.rs:17:1 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn read_list(inp: &str) -> Value { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.99s [INFO] running `"docker" "inspect" "d0de8c049c39d256d6bfad8a523bb4b5753832e77d1973f3d543e280ec7b9156"` [INFO] running `"docker" "rm" "-f" "d0de8c049c39d256d6bfad8a523bb4b5753832e77d1973f3d543e280ec7b9156"` [INFO] [stdout] d0de8c049c39d256d6bfad8a523bb4b5753832e77d1973f3d543e280ec7b9156