[INFO] updating cached repository nickbnf/plic [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/nickbnf/plic [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/nickbnf/plic" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/nickbnf/plic"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/nickbnf/plic'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/nickbnf/plic" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/nickbnf/plic"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/nickbnf/plic'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 590ac8a7f2b3cddd6c01709c6ddef92e7b851c0a [INFO] sha for GitHub repo nickbnf/plic: 590ac8a7f2b3cddd6c01709c6ddef92e7b851c0a [INFO] validating manifest of nickbnf/plic on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of nickbnf/plic on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing nickbnf/plic [INFO] finished frobbing nickbnf/plic [INFO] frobbed toml for nickbnf/plic written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/nickbnf/plic/Cargo.toml [INFO] started frobbing nickbnf/plic [INFO] finished frobbing nickbnf/plic [INFO] frobbed toml for nickbnf/plic written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/nickbnf/plic/Cargo.toml [INFO] crate nickbnf/plic already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking nickbnf/plic against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-4/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/nickbnf/plic:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] c265f55f1e0dcf2e523324d0971212177c54a6607a385b9dae4ddcdfed90b471 [INFO] running `"docker" "start" "-a" "c265f55f1e0dcf2e523324d0971212177c54a6607a385b9dae4ddcdfed90b471"` [INFO] [stderr] Checking matches v0.1.2 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking clap v2.13.0 [INFO] [stderr] Checking rustyline v1.0.0 [INFO] [stderr] Checking plic v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] extern crate matches; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/main.rs:29:23 [INFO] [stderr] | [INFO] [stderr] 29 | else if let Some( file ) = matches.value_of("INPUT") { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_file` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `s` is never read [INFO] [stderr] --> src/eval/builtins.rs:15:13 [INFO] [stderr] | [INFO] [stderr] 15 | let mut s = 0; [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: variable does not need to be mutable [INFO] [stderr] --> src/eval/mod.rs:95:24 [INFO] [stderr] | [INFO] [stderr] 95 | fn copy_expression( mut tokens: &mut T, copy: String ) -> Result [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/eval/mod.rs:124:28 [INFO] [stderr] | [INFO] [stderr] 124 | fn evaluate_expression( mut tokens: &mut T, env: &mut Environment ) -> Result [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Pair` [INFO] [stderr] --> src/eval/mod.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | Pair(HeapIndex, HeapIndex), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/main.rs:29:23 [INFO] [stderr] | [INFO] [stderr] 29 | else if let Some( file ) = matches.value_of("INPUT") { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_file` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `s` is never read [INFO] [stderr] --> src/eval/builtins.rs:15:13 [INFO] [stderr] | [INFO] [stderr] 15 | let mut s = 0; [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: `env` [INFO] [stderr] --> src/eval/mod.rs:269:17 [INFO] [stderr] | [INFO] [stderr] 269 | let mut env = super::Environment::new(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_env` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `env` [INFO] [stderr] --> src/eval/mod.rs:286:17 [INFO] [stderr] | [INFO] [stderr] 286 | let mut env = super::Environment::new(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_env` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `env` [INFO] [stderr] --> src/eval/mod.rs:306:17 [INFO] [stderr] | [INFO] [stderr] 306 | let mut env = super::Environment::new(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_env` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/eval/mod.rs:95:24 [INFO] [stderr] | [INFO] [stderr] 95 | fn copy_expression( mut tokens: &mut T, copy: String ) -> Result [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/eval/mod.rs:124:28 [INFO] [stderr] | [INFO] [stderr] 124 | fn evaluate_expression( mut tokens: &mut T, env: &mut Environment ) -> Result [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/eval/mod.rs:269:13 [INFO] [stderr] | [INFO] [stderr] 269 | let mut env = super::Environment::new(); [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/eval/mod.rs:286:13 [INFO] [stderr] | [INFO] [stderr] 286 | let mut env = super::Environment::new(); [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/eval/mod.rs:306:13 [INFO] [stderr] | [INFO] [stderr] 306 | let mut env = super::Environment::new(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Pair` [INFO] [stderr] --> src/eval/mod.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | Pair(HeapIndex, HeapIndex), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.04s [INFO] running `"docker" "inspect" "c265f55f1e0dcf2e523324d0971212177c54a6607a385b9dae4ddcdfed90b471"` [INFO] running `"docker" "rm" "-f" "c265f55f1e0dcf2e523324d0971212177c54a6607a385b9dae4ddcdfed90b471"` [INFO] [stdout] c265f55f1e0dcf2e523324d0971212177c54a6607a385b9dae4ddcdfed90b471