[INFO] crate formality 0.1.11 is already in cache [INFO] extracting crate formality 0.1.11 into work/ex/beta-1.38-1/sources/1.37.0/reg/formality/0.1.11 [INFO] extracting crate formality 0.1.11 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/formality/0.1.11 [INFO] validating manifest of formality-0.1.11 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of formality-0.1.11 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing formality-0.1.11 [INFO] finished frobbing formality-0.1.11 [INFO] frobbed toml for formality-0.1.11 written to work/ex/beta-1.38-1/sources/1.37.0/reg/formality/0.1.11/Cargo.toml [INFO] started frobbing formality-0.1.11 [INFO] finished frobbing formality-0.1.11 [INFO] frobbed toml for formality-0.1.11 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/formality/0.1.11/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing formality-0.1.11 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/formality/0.1.11:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 060d56709299149cd935b56441999e69145c9a9f3b214f68fa47927d4250ab9c [INFO] running `"docker" "start" "-a" "060d56709299149cd935b56441999e69145c9a9f3b214f68fa47927d4250ab9c"` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling symmetric-interaction-calculus v0.1.8 [INFO] [stderr] Compiling formality v0.1.11 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/term.rs:363:13 [INFO] [stderr] | [INFO] [stderr] 363 | App{mut fun, mut arg} => { [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/term.rs:363:22 [INFO] [stderr] | [INFO] [stderr] 363 | App{mut fun, mut arg} => { [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/term.rs:376:13 [INFO] [stderr] | [INFO] [stderr] 376 | Cas{mut val, mut ret, mut cas} => { [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/term.rs:376:22 [INFO] [stderr] | [INFO] [stderr] 376 | Cas{mut val, mut ret, mut cas} => { [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/term.rs:376:31 [INFO] [stderr] | [INFO] [stderr] 376 | Cas{mut val, mut ret, mut cas} => { [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/term.rs:391:33 [INFO] [stderr] | [INFO] [stderr] 391 | let mut fold_fun = Lam{ [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/term.rs:432:21 [INFO] [stderr] | [INFO] [stderr] 432 | Cpy{nam: _, mut val, mut bod} => { [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/term.rs:432:30 [INFO] [stderr] | [INFO] [stderr] 432 | Cpy{nam: _, mut val, mut bod} => { [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/term.rs:721:25 [INFO] [stderr] | [INFO] [stderr] 721 | let mut arg_n = arg.clone(); [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/term.rs:822:17 [INFO] [stderr] | [INFO] [stderr] 822 | let mut idt_fxs = get_fun_args(&val_typ); [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/term.rs:823:17 [INFO] [stderr] | [INFO] [stderr] 823 | let mut idt = weak_reduced(&idt_fxs.0, defs, true); [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/term.rs:824:17 [INFO] [stderr] | [INFO] [stderr] 824 | let mut idx = idt_fxs.1; [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/term.rs:841:17 [INFO] [stderr] | [INFO] [stderr] 841 | let mut fold_typ : Term = All{ [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/syntax.rs:629:25 [INFO] [stderr] | [INFO] [stderr] 629 | let mut ret_arg_nam = rename(&ret.0[i], vars); [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/syntax.rs:645:29 [INFO] [stderr] | [INFO] [stderr] 645 | let mut arg_nam = rename(&arg[i], vars); [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/term.rs:363:13 [INFO] [stderr] | [INFO] [stderr] 363 | App{mut fun, mut arg} => { [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/term.rs:363:22 [INFO] [stderr] | [INFO] [stderr] 363 | App{mut fun, mut arg} => { [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/term.rs:376:13 [INFO] [stderr] | [INFO] [stderr] 376 | Cas{mut val, mut ret, mut cas} => { [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/term.rs:376:22 [INFO] [stderr] | [INFO] [stderr] 376 | Cas{mut val, mut ret, mut cas} => { [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/term.rs:376:31 [INFO] [stderr] | [INFO] [stderr] 376 | Cas{mut val, mut ret, mut cas} => { [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/term.rs:391:33 [INFO] [stderr] | [INFO] [stderr] 391 | let mut fold_fun = Lam{ [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/term.rs:432:21 [INFO] [stderr] | [INFO] [stderr] 432 | Cpy{nam: _, mut val, mut bod} => { [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/term.rs:432:30 [INFO] [stderr] | [INFO] [stderr] 432 | Cpy{nam: _, mut val, mut bod} => { [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/term.rs:721:25 [INFO] [stderr] | [INFO] [stderr] 721 | let mut arg_n = arg.clone(); [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/term.rs:822:17 [INFO] [stderr] | [INFO] [stderr] 822 | let mut idt_fxs = get_fun_args(&val_typ); [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/term.rs:823:17 [INFO] [stderr] | [INFO] [stderr] 823 | let mut idt = weak_reduced(&idt_fxs.0, defs, true); [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/term.rs:824:17 [INFO] [stderr] | [INFO] [stderr] 824 | let mut idx = idt_fxs.1; [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/term.rs:841:17 [INFO] [stderr] | [INFO] [stderr] 841 | let mut fold_typ : Term = All{ [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/syntax.rs:629:25 [INFO] [stderr] | [INFO] [stderr] 629 | let mut ret_arg_nam = rename(&ret.0[i], vars); [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/syntax.rs:645:29 [INFO] [stderr] | [INFO] [stderr] 645 | let mut arg_nam = rename(&arg[i], vars); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 29.07s [INFO] running `"docker" "inspect" "060d56709299149cd935b56441999e69145c9a9f3b214f68fa47927d4250ab9c"` [INFO] running `"docker" "rm" "-f" "060d56709299149cd935b56441999e69145c9a9f3b214f68fa47927d4250ab9c"` [INFO] [stdout] 060d56709299149cd935b56441999e69145c9a9f3b214f68fa47927d4250ab9c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/formality/0.1.11:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] ab6950e9054adb3827dbfc4788e38a16958c9a2493662426c8a6d581f802c0a0 [INFO] running `"docker" "start" "-a" "ab6950e9054adb3827dbfc4788e38a16958c9a2493662426c8a6d581f802c0a0"` [INFO] [stderr] Compiling formality v0.1.11 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/term.rs:363:13 [INFO] [stderr] | [INFO] [stderr] 363 | App{mut fun, mut arg} => { [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/term.rs:363:22 [INFO] [stderr] | [INFO] [stderr] 363 | App{mut fun, mut arg} => { [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/term.rs:376:13 [INFO] [stderr] | [INFO] [stderr] 376 | Cas{mut val, mut ret, mut cas} => { [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/term.rs:376:22 [INFO] [stderr] | [INFO] [stderr] 376 | Cas{mut val, mut ret, mut cas} => { [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/term.rs:376:31 [INFO] [stderr] | [INFO] [stderr] 376 | Cas{mut val, mut ret, mut cas} => { [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/term.rs:391:33 [INFO] [stderr] | [INFO] [stderr] 391 | let mut fold_fun = Lam{ [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/term.rs:432:21 [INFO] [stderr] | [INFO] [stderr] 432 | Cpy{nam: _, mut val, mut bod} => { [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/term.rs:432:30 [INFO] [stderr] | [INFO] [stderr] 432 | Cpy{nam: _, mut val, mut bod} => { [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/term.rs:721:25 [INFO] [stderr] | [INFO] [stderr] 721 | let mut arg_n = arg.clone(); [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/term.rs:822:17 [INFO] [stderr] | [INFO] [stderr] 822 | let mut idt_fxs = get_fun_args(&val_typ); [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/term.rs:823:17 [INFO] [stderr] | [INFO] [stderr] 823 | let mut idt = weak_reduced(&idt_fxs.0, defs, true); [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/term.rs:824:17 [INFO] [stderr] | [INFO] [stderr] 824 | let mut idx = idt_fxs.1; [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/term.rs:841:17 [INFO] [stderr] | [INFO] [stderr] 841 | let mut fold_typ : Term = All{ [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/syntax.rs:629:25 [INFO] [stderr] | [INFO] [stderr] 629 | let mut ret_arg_nam = rename(&ret.0[i], vars); [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/syntax.rs:645:29 [INFO] [stderr] | [INFO] [stderr] 645 | let mut arg_nam = rename(&arg[i], vars); [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/term.rs:363:13 [INFO] [stderr] | [INFO] [stderr] 363 | App{mut fun, mut arg} => { [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/term.rs:363:22 [INFO] [stderr] | [INFO] [stderr] 363 | App{mut fun, mut arg} => { [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/term.rs:376:13 [INFO] [stderr] | [INFO] [stderr] 376 | Cas{mut val, mut ret, mut cas} => { [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/term.rs:376:22 [INFO] [stderr] | [INFO] [stderr] 376 | Cas{mut val, mut ret, mut cas} => { [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/term.rs:376:31 [INFO] [stderr] | [INFO] [stderr] 376 | Cas{mut val, mut ret, mut cas} => { [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/term.rs:391:33 [INFO] [stderr] | [INFO] [stderr] 391 | let mut fold_fun = Lam{ [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/term.rs:432:21 [INFO] [stderr] | [INFO] [stderr] 432 | Cpy{nam: _, mut val, mut bod} => { [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/term.rs:432:30 [INFO] [stderr] | [INFO] [stderr] 432 | Cpy{nam: _, mut val, mut bod} => { [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/term.rs:721:25 [INFO] [stderr] | [INFO] [stderr] 721 | let mut arg_n = arg.clone(); [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/term.rs:822:17 [INFO] [stderr] | [INFO] [stderr] 822 | let mut idt_fxs = get_fun_args(&val_typ); [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/term.rs:823:17 [INFO] [stderr] | [INFO] [stderr] 823 | let mut idt = weak_reduced(&idt_fxs.0, defs, true); [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/term.rs:824:17 [INFO] [stderr] | [INFO] [stderr] 824 | let mut idx = idt_fxs.1; [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/term.rs:841:17 [INFO] [stderr] | [INFO] [stderr] 841 | let mut fold_typ : Term = All{ [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/syntax.rs:629:25 [INFO] [stderr] | [INFO] [stderr] 629 | let mut ret_arg_nam = rename(&ret.0[i], vars); [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/syntax.rs:645:29 [INFO] [stderr] | [INFO] [stderr] 645 | let mut arg_nam = rename(&arg[i], vars); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.53s [INFO] running `"docker" "inspect" "ab6950e9054adb3827dbfc4788e38a16958c9a2493662426c8a6d581f802c0a0"` [INFO] running `"docker" "rm" "-f" "ab6950e9054adb3827dbfc4788e38a16958c9a2493662426c8a6d581f802c0a0"` [INFO] [stdout] ab6950e9054adb3827dbfc4788e38a16958c9a2493662426c8a6d581f802c0a0 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/formality/0.1.11:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] ca274aa32b461c0ecf746917d4adbd16b3caae6abb5ca994663dd86246be38b3 [INFO] running `"docker" "start" "-a" "ca274aa32b461c0ecf746917d4adbd16b3caae6abb5ca994663dd86246be38b3"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/formality-c95b31cb6f8194d6 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/formality-dc4f3c1c0a08e355 [INFO] [stderr] Doc-tests formality [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "ca274aa32b461c0ecf746917d4adbd16b3caae6abb5ca994663dd86246be38b3"` [INFO] running `"docker" "rm" "-f" "ca274aa32b461c0ecf746917d4adbd16b3caae6abb5ca994663dd86246be38b3"` [INFO] [stdout] ca274aa32b461c0ecf746917d4adbd16b3caae6abb5ca994663dd86246be38b3