Nov 29 14:50:11.734 INFO checking wu1274704958/LinkedList against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323 Nov 29 14:50:11.734 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +a49316ddc99d9d595193557fc899f6c52e4d9af9-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Nov 29 14:50:12.043 INFO [stdout] bf6ee6fd653c2b9b3b6e1580d37a00234c630f39469a3438aa73765701fdd412 Nov 29 14:50:12.045 INFO running `"docker" "start" "-a" "bf6ee6fd653c2b9b3b6e1580d37a00234c630f39469a3438aa73765701fdd412"` Nov 29 14:50:12.970 INFO [stderr] usermod: no changes Nov 29 14:50:12.990 INFO [stderr] Checking LinkedList v0.1.0 (/source) Nov 29 14:50:13.077 INFO [stderr] warning: unused import: `std::cell::Ref` Nov 29 14:50:13.078 INFO [stderr] --> src/lib.rs:7:5 Nov 29 14:50:13.078 INFO [stderr] | Nov 29 14:50:13.078 INFO [stderr] 7 | use std::cell::Ref; Nov 29 14:50:13.078 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 29 14:50:13.078 INFO [stderr] | Nov 29 14:50:13.078 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 29 14:50:13.078 INFO [stderr] Nov 29 14:50:13.078 INFO [stderr] warning: unused import: `std::convert` Nov 29 14:50:13.078 INFO [stderr] --> src/lib.rs:8:5 Nov 29 14:50:13.078 INFO [stderr] | Nov 29 14:50:13.078 INFO [stderr] 8 | use std::convert; Nov 29 14:50:13.078 INFO [stderr] | ^^^^^^^^^^^^ Nov 29 14:50:13.078 INFO [stderr] Nov 29 14:50:13.079 INFO [stderr] warning: unused import: `std::cell::Ref` Nov 29 14:50:13.079 INFO [stderr] --> src/lib.rs:7:5 Nov 29 14:50:13.079 INFO [stderr] | Nov 29 14:50:13.079 INFO [stderr] 7 | use std::cell::Ref; Nov 29 14:50:13.079 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 29 14:50:13.079 INFO [stderr] | Nov 29 14:50:13.079 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 29 14:50:13.079 INFO [stderr] Nov 29 14:50:13.079 INFO [stderr] warning: unused import: `std::convert` Nov 29 14:50:13.079 INFO [stderr] --> src/lib.rs:8:5 Nov 29 14:50:13.079 INFO [stderr] | Nov 29 14:50:13.079 INFO [stderr] 8 | use std::convert; Nov 29 14:50:13.079 INFO [stderr] | ^^^^^^^^^^^^ Nov 29 14:50:13.079 INFO [stderr] Nov 29 14:50:13.144 INFO [stderr] warning: unused variable: `i` Nov 29 14:50:13.144 INFO [stderr] --> src/lib.rs:59:13 Nov 29 14:50:13.144 INFO [stderr] | Nov 29 14:50:13.144 INFO [stderr] 59 | for i in 0..index { Nov 29 14:50:13.144 INFO [stderr] | ^ help: consider using `_i` instead Nov 29 14:50:13.144 INFO [stderr] | Nov 29 14:50:13.144 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 29 14:50:13.144 INFO [stderr] Nov 29 14:50:13.144 INFO [stderr] warning: unused variable: `i` Nov 29 14:50:13.144 INFO [stderr] --> src/lib.rs:147:17 Nov 29 14:50:13.144 INFO [stderr] | Nov 29 14:50:13.144 INFO [stderr] 147 | for i in 0..(index - 1) { Nov 29 14:50:13.144 INFO [stderr] | ^ help: consider using `_i` instead Nov 29 14:50:13.145 INFO [stderr] Nov 29 14:50:13.146 INFO [stderr] warning: unused variable: `i` Nov 29 14:50:13.146 INFO [stderr] --> src/lib.rs:59:13 Nov 29 14:50:13.146 INFO [stderr] | Nov 29 14:50:13.146 INFO [stderr] 59 | for i in 0..index { Nov 29 14:50:13.146 INFO [stderr] | ^ help: consider using `_i` instead Nov 29 14:50:13.146 INFO [stderr] | Nov 29 14:50:13.146 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 29 14:50:13.146 INFO [stderr] Nov 29 14:50:13.146 INFO [stderr] warning: unused variable: `i` Nov 29 14:50:13.146 INFO [stderr] --> src/lib.rs:147:17 Nov 29 14:50:13.146 INFO [stderr] | Nov 29 14:50:13.146 INFO [stderr] 147 | for i in 0..(index - 1) { Nov 29 14:50:13.146 INFO [stderr] | ^ help: consider using `_i` instead Nov 29 14:50:13.146 INFO [stderr] Nov 29 14:50:13.150 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.151 INFO [stderr] --> src/lib.rs:84:13 Nov 29 14:50:13.151 INFO [stderr] | Nov 29 14:50:13.151 INFO [stderr] 84 | let mut c: *mut Node; Nov 29 14:50:13.151 INFO [stderr] | ----^ Nov 29 14:50:13.151 INFO [stderr] | | Nov 29 14:50:13.151 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.151 INFO [stderr] | Nov 29 14:50:13.151 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 29 14:50:13.151 INFO [stderr] Nov 29 14:50:13.151 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.151 INFO [stderr] --> src/lib.rs:85:13 Nov 29 14:50:13.151 INFO [stderr] | Nov 29 14:50:13.151 INFO [stderr] 85 | let mut a: *mut Option>>>; Nov 29 14:50:13.151 INFO [stderr] | ----^ Nov 29 14:50:13.151 INFO [stderr] | | Nov 29 14:50:13.151 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.151 INFO [stderr] Nov 29 14:50:13.156 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.156 INFO [stderr] --> src/lib.rs:101:13 Nov 29 14:50:13.156 INFO [stderr] | Nov 29 14:50:13.156 INFO [stderr] 101 | let mut a: *mut Option>>>; Nov 29 14:50:13.156 INFO [stderr] | ----^ Nov 29 14:50:13.156 INFO [stderr] | | Nov 29 14:50:13.156 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.156 INFO [stderr] Nov 29 14:50:13.156 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.156 INFO [stderr] --> src/lib.rs:102:13 Nov 29 14:50:13.156 INFO [stderr] | Nov 29 14:50:13.156 INFO [stderr] 102 | let mut b: *mut T; Nov 29 14:50:13.156 INFO [stderr] | ----^ Nov 29 14:50:13.156 INFO [stderr] | | Nov 29 14:50:13.156 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.156 INFO [stderr] Nov 29 14:50:13.156 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.156 INFO [stderr] --> src/lib.rs:84:13 Nov 29 14:50:13.156 INFO [stderr] | Nov 29 14:50:13.156 INFO [stderr] 84 | let mut c: *mut Node; Nov 29 14:50:13.156 INFO [stderr] | ----^ Nov 29 14:50:13.156 INFO [stderr] | | Nov 29 14:50:13.156 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.156 INFO [stderr] | Nov 29 14:50:13.156 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 29 14:50:13.156 INFO [stderr] Nov 29 14:50:13.156 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.156 INFO [stderr] --> src/lib.rs:85:13 Nov 29 14:50:13.156 INFO [stderr] | Nov 29 14:50:13.156 INFO [stderr] 85 | let mut a: *mut Option>>>; Nov 29 14:50:13.156 INFO [stderr] | ----^ Nov 29 14:50:13.156 INFO [stderr] | | Nov 29 14:50:13.156 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.156 INFO [stderr] Nov 29 14:50:13.158 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.158 INFO [stderr] --> src/lib.rs:101:13 Nov 29 14:50:13.158 INFO [stderr] | Nov 29 14:50:13.158 INFO [stderr] 101 | let mut a: *mut Option>>>; Nov 29 14:50:13.158 INFO [stderr] | ----^ Nov 29 14:50:13.158 INFO [stderr] | | Nov 29 14:50:13.158 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.158 INFO [stderr] Nov 29 14:50:13.158 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.158 INFO [stderr] --> src/lib.rs:102:13 Nov 29 14:50:13.158 INFO [stderr] | Nov 29 14:50:13.158 INFO [stderr] 102 | let mut b: *mut T; Nov 29 14:50:13.158 INFO [stderr] | ----^ Nov 29 14:50:13.158 INFO [stderr] | | Nov 29 14:50:13.158 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.158 INFO [stderr] Nov 29 14:50:13.158 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.158 INFO [stderr] --> src/lib.rs:122:13 Nov 29 14:50:13.158 INFO [stderr] | Nov 29 14:50:13.158 INFO [stderr] 122 | let mut last: *mut Node; Nov 29 14:50:13.158 INFO [stderr] | ----^^^^ Nov 29 14:50:13.158 INFO [stderr] | | Nov 29 14:50:13.158 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.158 INFO [stderr] Nov 29 14:50:13.159 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.159 INFO [stderr] --> src/lib.rs:123:13 Nov 29 14:50:13.159 INFO [stderr] | Nov 29 14:50:13.159 INFO [stderr] 123 | let mut mid: Rc>>; Nov 29 14:50:13.159 INFO [stderr] | ----^^^ Nov 29 14:50:13.159 INFO [stderr] | | Nov 29 14:50:13.159 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.159 INFO [stderr] Nov 29 14:50:13.159 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.159 INFO [stderr] --> src/lib.rs:124:13 Nov 29 14:50:13.159 INFO [stderr] | Nov 29 14:50:13.159 INFO [stderr] 124 | let mut next: Rc>>; Nov 29 14:50:13.159 INFO [stderr] | ----^^^^ Nov 29 14:50:13.159 INFO [stderr] | | Nov 29 14:50:13.159 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.159 INFO [stderr] Nov 29 14:50:13.159 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.159 INFO [stderr] --> src/lib.rs:122:13 Nov 29 14:50:13.159 INFO [stderr] | Nov 29 14:50:13.159 INFO [stderr] 122 | let mut last: *mut Node; Nov 29 14:50:13.159 INFO [stderr] | ----^^^^ Nov 29 14:50:13.159 INFO [stderr] | | Nov 29 14:50:13.159 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.159 INFO [stderr] Nov 29 14:50:13.159 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.159 INFO [stderr] --> src/lib.rs:123:13 Nov 29 14:50:13.159 INFO [stderr] | Nov 29 14:50:13.159 INFO [stderr] 123 | let mut mid: Rc>>; Nov 29 14:50:13.159 INFO [stderr] | ----^^^ Nov 29 14:50:13.159 INFO [stderr] | | Nov 29 14:50:13.159 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.159 INFO [stderr] Nov 29 14:50:13.159 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.159 INFO [stderr] --> src/lib.rs:124:13 Nov 29 14:50:13.159 INFO [stderr] | Nov 29 14:50:13.159 INFO [stderr] 124 | let mut next: Rc>>; Nov 29 14:50:13.159 INFO [stderr] | ----^^^^ Nov 29 14:50:13.159 INFO [stderr] | | Nov 29 14:50:13.159 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.159 INFO [stderr] Nov 29 14:50:13.164 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.164 INFO [stderr] --> src/lib.rs:216:13 Nov 29 14:50:13.164 INFO [stderr] | Nov 29 14:50:13.164 INFO [stderr] 216 | let mut a : &'a Rc>>; Nov 29 14:50:13.164 INFO [stderr] | ----^ Nov 29 14:50:13.164 INFO [stderr] | | Nov 29 14:50:13.164 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.164 INFO [stderr] Nov 29 14:50:13.164 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.164 INFO [stderr] --> src/lib.rs:217:13 Nov 29 14:50:13.164 INFO [stderr] | Nov 29 14:50:13.164 INFO [stderr] 217 | let mut b : RefMut>; Nov 29 14:50:13.164 INFO [stderr] | ----^ Nov 29 14:50:13.164 INFO [stderr] | | Nov 29 14:50:13.164 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.164 INFO [stderr] Nov 29 14:50:13.164 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.164 INFO [stderr] --> src/lib.rs:218:13 Nov 29 14:50:13.164 INFO [stderr] | Nov 29 14:50:13.164 INFO [stderr] 218 | let mut c : * mut T; Nov 29 14:50:13.164 INFO [stderr] | ----^ Nov 29 14:50:13.164 INFO [stderr] | | Nov 29 14:50:13.164 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.164 INFO [stderr] Nov 29 14:50:13.164 INFO [stderr] warning: crate `LinkedList` should have a snake case name such as `linked_list` Nov 29 14:50:13.164 INFO [stderr] | Nov 29 14:50:13.164 INFO [stderr] = note: #[warn(non_snake_case)] on by default Nov 29 14:50:13.164 INFO [stderr] Nov 29 14:50:13.164 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.164 INFO [stderr] --> src/lib.rs:216:13 Nov 29 14:50:13.164 INFO [stderr] | Nov 29 14:50:13.164 INFO [stderr] 216 | let mut a : &'a Rc>>; Nov 29 14:50:13.164 INFO [stderr] | ----^ Nov 29 14:50:13.164 INFO [stderr] | | Nov 29 14:50:13.164 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.164 INFO [stderr] Nov 29 14:50:13.164 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.164 INFO [stderr] --> src/lib.rs:217:13 Nov 29 14:50:13.164 INFO [stderr] | Nov 29 14:50:13.164 INFO [stderr] 217 | let mut b : RefMut>; Nov 29 14:50:13.164 INFO [stderr] | ----^ Nov 29 14:50:13.164 INFO [stderr] | | Nov 29 14:50:13.164 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.164 INFO [stderr] Nov 29 14:50:13.165 INFO [stderr] warning: structure field `phantomData` should have a snake case name such as `phantom_data` Nov 29 14:50:13.165 INFO [stderr] warning: variable does not need to be mutable Nov 29 14:50:13.165 INFO [stderr] --> src/lib.rs:218:13 Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] 218 | let mut c : * mut T; Nov 29 14:50:13.165 INFO [stderr] | ----^ Nov 29 14:50:13.165 INFO [stderr] | | Nov 29 14:50:13.165 INFO [stderr] | help: remove this `mut` Nov 29 14:50:13.165 INFO [stderr] --> src/lib.rs:17:5 Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] 17 | phantomData : PhantomData<&'a T> Nov 29 14:50:13.165 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 29 14:50:13.165 INFO [stderr] Nov 29 14:50:13.165 INFO [stderr] Nov 29 14:50:13.165 INFO [stderr] warning: method `getSize` should have a snake case name such as `get_size` Nov 29 14:50:13.165 INFO [stderr] --> src/lib.rs:76:5 Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] 76 | / pub fn getSize(&self) -> u32 { Nov 29 14:50:13.165 INFO [stderr] 77 | | self.size Nov 29 14:50:13.165 INFO [stderr] 78 | | } Nov 29 14:50:13.165 INFO [stderr] | |_____^ Nov 29 14:50:13.165 INFO [stderr] Nov 29 14:50:13.165 INFO [stderr] warning: crate `LinkedList` should have a snake case name such as `linked_list` Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] = note: #[warn(non_snake_case)] on by default Nov 29 14:50:13.165 INFO [stderr] Nov 29 14:50:13.165 INFO [stderr] warning: unused `std::result::Result` that must be used Nov 29 14:50:13.165 INFO [stderr] --> src/lib.rs:188:13 Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] 188 | write!(f, "[ "); Nov 29 14:50:13.165 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] = note: #[warn(unused_must_use)] on by default Nov 29 14:50:13.165 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Nov 29 14:50:13.165 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Nov 29 14:50:13.165 INFO [stderr] Nov 29 14:50:13.165 INFO [stderr] warning: unused `std::result::Result` that must be used Nov 29 14:50:13.165 INFO [stderr] --> src/lib.rs:194:29 Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] 194 | write!(f, "{}", *b); Nov 29 14:50:13.165 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Nov 29 14:50:13.165 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Nov 29 14:50:13.165 INFO [stderr] Nov 29 14:50:13.165 INFO [stderr] warning: structure field `phantomData` should have a snake case name such as `phantom_data` Nov 29 14:50:13.165 INFO [stderr] --> src/lib.rs:17:5 Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] 17 | phantomData : PhantomData<&'a T> Nov 29 14:50:13.165 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 29 14:50:13.165 INFO [stderr] Nov 29 14:50:13.165 INFO [stderr] warning: unused `std::result::Result` that must be used Nov 29 14:50:13.165 INFO [stderr] --> src/lib.rs:196:29 Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] 196 | write!(f, "{},", *b); Nov 29 14:50:13.165 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Nov 29 14:50:13.165 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Nov 29 14:50:13.165 INFO [stderr] Nov 29 14:50:13.165 INFO [stderr] warning: method `getSize` should have a snake case name such as `get_size` Nov 29 14:50:13.165 INFO [stderr] --> src/lib.rs:76:5 Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] 76 | / pub fn getSize(&self) -> u32 { Nov 29 14:50:13.165 INFO [stderr] 77 | | self.size Nov 29 14:50:13.165 INFO [stderr] 78 | | } Nov 29 14:50:13.165 INFO [stderr] | |_____^ Nov 29 14:50:13.165 INFO [stderr] warning: unused `std::result::Result` that must be used Nov 29 14:50:13.165 INFO [stderr] Nov 29 14:50:13.165 INFO [stderr] --> src/lib.rs:201:25 Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] 201 | write!(f, " ]"); Nov 29 14:50:13.165 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Nov 29 14:50:13.165 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Nov 29 14:50:13.165 INFO [stderr] Nov 29 14:50:13.165 INFO [stderr] warning: unused `std::result::Result` that must be used Nov 29 14:50:13.165 INFO [stderr] --> src/lib.rs:188:13 Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] 188 | write!(f, "[ "); Nov 29 14:50:13.165 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] = note: #[warn(unused_must_use)] on by default Nov 29 14:50:13.165 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Nov 29 14:50:13.165 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Nov 29 14:50:13.165 INFO [stderr] Nov 29 14:50:13.165 INFO [stderr] warning: unused `std::result::Result` that must be used Nov 29 14:50:13.165 INFO [stderr] --> src/lib.rs:194:29 Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] 194 | write!(f, "{}", *b); Nov 29 14:50:13.165 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Nov 29 14:50:13.165 INFO [stderr] | Nov 29 14:50:13.165 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Nov 29 14:50:13.166 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Nov 29 14:50:13.166 INFO [stderr] Nov 29 14:50:13.166 INFO [stderr] warning: unused `std::result::Result` that must be used Nov 29 14:50:13.166 INFO [stderr] --> src/lib.rs:196:29 Nov 29 14:50:13.166 INFO [stderr] | Nov 29 14:50:13.166 INFO [stderr] 196 | write!(f, "{},", *b); Nov 29 14:50:13.166 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Nov 29 14:50:13.166 INFO [stderr] | Nov 29 14:50:13.166 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Nov 29 14:50:13.166 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Nov 29 14:50:13.166 INFO [stderr] Nov 29 14:50:13.166 INFO [stderr] warning: unused `std::result::Result` that must be used Nov 29 14:50:13.166 INFO [stderr] --> src/lib.rs:201:25 Nov 29 14:50:13.166 INFO [stderr] | Nov 29 14:50:13.166 INFO [stderr] 201 | write!(f, " ]"); Nov 29 14:50:13.166 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 29 14:50:13.168 INFO [stderr] | Nov 29 14:50:13.168 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Nov 29 14:50:13.168 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Nov 29 14:50:13.168 INFO [stderr] Nov 29 14:50:13.328 INFO [stderr] warning: function is never used: `test2` Nov 29 14:50:13.328 INFO [stderr] --> src/main.rs:68:1 Nov 29 14:50:13.328 INFO [stderr] | Nov 29 14:50:13.328 INFO [stderr] 68 | fn test2() Nov 29 14:50:13.328 INFO [stderr] | ^^^^^^^^^^ Nov 29 14:50:13.328 INFO [stderr] | Nov 29 14:50:13.328 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 29 14:50:13.328 INFO [stderr] Nov 29 14:50:13.328 INFO [stderr] warning: function is never used: `test3` Nov 29 14:50:13.328 INFO [stderr] --> src/main.rs:75:1 Nov 29 14:50:13.328 INFO [stderr] | Nov 29 14:50:13.328 INFO [stderr] 75 | fn test3() Nov 29 14:50:13.328 INFO [stderr] | ^^^^^^^^^^ Nov 29 14:50:13.328 INFO [stderr] Nov 29 14:50:13.328 INFO [stderr] warning: crate `LinkedList` should have a snake case name such as `linked_list` Nov 29 14:50:13.328 INFO [stderr] | Nov 29 14:50:13.328 INFO [stderr] = note: #[warn(non_snake_case)] on by default Nov 29 14:50:13.328 INFO [stderr] Nov 29 14:50:13.362 INFO [stderr] warning: function is never used: `test2` Nov 29 14:50:13.362 INFO [stderr] --> src/main.rs:68:1 Nov 29 14:50:13.362 INFO [stderr] | Nov 29 14:50:13.362 INFO [stderr] 68 | fn test2() Nov 29 14:50:13.362 INFO [stderr] | ^^^^^^^^^^ Nov 29 14:50:13.362 INFO [stderr] | Nov 29 14:50:13.362 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 29 14:50:13.362 INFO [stderr] Nov 29 14:50:13.362 INFO [stderr] warning: function is never used: `test3` Nov 29 14:50:13.362 INFO [stderr] --> src/main.rs:75:1 Nov 29 14:50:13.362 INFO [stderr] | Nov 29 14:50:13.362 INFO [stderr] 75 | fn test3() Nov 29 14:50:13.362 INFO [stderr] | ^^^^^^^^^^ Nov 29 14:50:13.362 INFO [stderr] Nov 29 14:50:13.362 INFO [stderr] warning: crate `LinkedList` should have a snake case name such as `linked_list` Nov 29 14:50:13.362 INFO [stderr] | Nov 29 14:50:13.362 INFO [stderr] = note: #[warn(non_snake_case)] on by default Nov 29 14:50:13.362 INFO [stderr] Nov 29 14:50:13.380 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.39s Nov 29 14:50:13.380 INFO [stderr] su: No module specific data is present Nov 29 14:50:13.684 INFO running `"docker" "inspect" "bf6ee6fd653c2b9b3b6e1580d37a00234c630f39469a3438aa73765701fdd412"` Nov 29 14:50:13.928 INFO running `"docker" "rm" "-f" "bf6ee6fd653c2b9b3b6e1580d37a00234c630f39469a3438aa73765701fdd412"` Nov 29 14:50:14.132 INFO [stdout] bf6ee6fd653c2b9b3b6e1580d37a00234c630f39469a3438aa73765701fdd412