[INFO] cloning repository https://github.com/joemspalding/advent-of-code-2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joemspalding/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoemspalding%2Fadvent-of-code-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoemspalding%2Fadvent-of-code-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a129243219230858ecf45ea7080f5c1a75b337ba [INFO] testing joemspalding/advent-of-code-2020 against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoemspalding%2Fadvent-of-code-2020" "/workspace/builds/worker-97/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-97/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/joemspalding/advent-of-code-2020 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/joemspalding/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/joemspalding/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/joemspalding/advent-of-code-2020 written to /workspace/builds/worker-97/source/Cargo.toml [INFO] crate git repo https://github.com/joemspalding/advent-of-code-2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 736785920bbba70156b12ac1ac9c8195bcef9dcb5203cdf4df7f0b7e82e45154 [INFO] running `Command { std: "docker" "start" "-a" "736785920bbba70156b12ac1ac9c8195bcef9dcb5203cdf4df7f0b7e82e45154", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "736785920bbba70156b12ac1ac9c8195bcef9dcb5203cdf4df7f0b7e82e45154", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "736785920bbba70156b12ac1ac9c8195bcef9dcb5203cdf4df7f0b7e82e45154", kill_on_drop: false }` [INFO] [stdout] 736785920bbba70156b12ac1ac9c8195bcef9dcb5203cdf4df7f0b7e82e45154 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bfe77ad2dde9dbf585eec9b70c2ae31c3f321a2f147680ceaf7a4b9fac7c5807 [INFO] running `Command { std: "docker" "start" "-a" "bfe77ad2dde9dbf585eec9b70c2ae31c3f321a2f147680ceaf7a4b9fac7c5807", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling string-builder v0.2.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling advent-of-code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `acc` should have an upper camel case name [INFO] [stdout] --> src/calendar/day_eight.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | acc(i32), [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Acc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `jmp` should have an upper camel case name [INFO] [stdout] --> src/calendar/day_eight.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | jmp(i32), [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Jmp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `nop` should have an upper camel case name [INFO] [stdout] --> src/calendar/day_eight.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | nop(i32) [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Nop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `itertools::Itertools::fold_while`: Use .try_fold() instead [INFO] [stdout] --> src/calendar/day_nine.rs:82:10 [INFO] [stdout] | [INFO] [stdout] 82 | .fold_while(Some(0), |acc, current: (usize, &usize)| { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `found` [INFO] [stdout] --> src/calendar/day_six.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | let mut found: bool = false; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_found` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `found` [INFO] [stdout] --> src/calendar/day_six.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | let mut found: bool = false; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_found` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/calendar/day_eight.rs:120:42 [INFO] [stdout] | [INFO] [stdout] 120 | Instruction::jmp(v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/calendar/day_eight.rs:123:42 [INFO] [stdout] | [INFO] [stdout] 123 | Instruction::nop(v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/calendar/day_six.rs:16:17 [INFO] [stdout] | [INFO] [stdout] 16 | let mut found: bool = false; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `acc` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/calendar/day_six.rs:37:25 [INFO] [stdout] | [INFO] [stdout] 35 | match acc.get(&answer.0) { [INFO] [stdout] | --- immutable borrow occurs here [INFO] [stdout] 36 | Some(n) => { [INFO] [stdout] 37 | acc.insert(answer.0, n + answer.1); [INFO] [stdout] | ^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/calendar/day_six.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | let mut found: bool = false; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `acc` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/calendar/day_six.rs:80:25 [INFO] [stdout] | [INFO] [stdout] 78 | match acc.get(&answer.0) { [INFO] [stdout] | --- immutable borrow occurs here [INFO] [stdout] 79 | Some(n) => { [INFO] [stdout] 80 | acc.insert(answer.0, n + answer.1); [INFO] [stdout] | ^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/calendar/day_nine.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | let mut list: Vec = XMAS_CYPHER.lines() [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.37s [INFO] running `Command { std: "docker" "inspect" "bfe77ad2dde9dbf585eec9b70c2ae31c3f321a2f147680ceaf7a4b9fac7c5807", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfe77ad2dde9dbf585eec9b70c2ae31c3f321a2f147680ceaf7a4b9fac7c5807", kill_on_drop: false }` [INFO] [stdout] bfe77ad2dde9dbf585eec9b70c2ae31c3f321a2f147680ceaf7a4b9fac7c5807 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d19c390bda096c3ac91e4d727bc3b82d40d3306ee6b65ea095b88d690aec6c01 [INFO] running `Command { std: "docker" "start" "-a" "d19c390bda096c3ac91e4d727bc3b82d40d3306ee6b65ea095b88d690aec6c01", kill_on_drop: false }` [INFO] [stdout] warning: variant `acc` should have an upper camel case name [INFO] [stdout] --> src/calendar/day_eight.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | acc(i32), [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Acc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `jmp` should have an upper camel case name [INFO] [stdout] --> src/calendar/day_eight.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | jmp(i32), [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Jmp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `nop` should have an upper camel case name [INFO] [stdout] --> src/calendar/day_eight.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | nop(i32) [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Nop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `itertools::Itertools::fold_while`: Use .try_fold() instead [INFO] [stdout] --> src/calendar/day_nine.rs:82:10 [INFO] [stdout] | [INFO] [stdout] 82 | .fold_while(Some(0), |acc, current: (usize, &usize)| { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `found` [INFO] [stdout] --> src/calendar/day_six.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | let mut found: bool = false; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_found` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `found` [INFO] [stdout] --> src/calendar/day_six.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | let mut found: bool = false; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_found` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/calendar/day_eight.rs:120:42 [INFO] [stdout] | [INFO] [stdout] 120 | Instruction::jmp(v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/calendar/day_eight.rs:123:42 [INFO] [stdout] | [INFO] [stdout] 123 | Instruction::nop(v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/calendar/day_six.rs:16:17 [INFO] [stdout] | [INFO] [stdout] 16 | let mut found: bool = false; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `acc` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/calendar/day_six.rs:37:25 [INFO] [stdout] | [INFO] [stdout] 35 | match acc.get(&answer.0) { [INFO] [stdout] | --- immutable borrow occurs here [INFO] [stdout] 36 | Some(n) => { [INFO] [stdout] 37 | acc.insert(answer.0, n + answer.1); [INFO] [stdout] | ^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/calendar/day_six.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | let mut found: bool = false; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `acc` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/calendar/day_six.rs:80:25 [INFO] [stdout] | [INFO] [stdout] 78 | match acc.get(&answer.0) { [INFO] [stdout] | --- immutable borrow occurs here [INFO] [stdout] 79 | Some(n) => { [INFO] [stdout] 80 | acc.insert(answer.0, n + answer.1); [INFO] [stdout] | ^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/calendar/day_nine.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | let mut list: Vec = XMAS_CYPHER.lines() [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling advent-of-code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `acc` should have an upper camel case name [INFO] [stdout] --> src/calendar/day_eight.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | acc(i32), [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Acc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `jmp` should have an upper camel case name [INFO] [stdout] --> src/calendar/day_eight.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | jmp(i32), [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Jmp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `nop` should have an upper camel case name [INFO] [stdout] --> src/calendar/day_eight.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | nop(i32) [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Nop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `itertools::Itertools::fold_while`: Use .try_fold() instead [INFO] [stdout] --> src/calendar/day_nine.rs:82:10 [INFO] [stdout] | [INFO] [stdout] 82 | .fold_while(Some(0), |acc, current: (usize, &usize)| { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `found` [INFO] [stdout] --> src/calendar/day_six.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | let mut found: bool = false; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_found` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `found` [INFO] [stdout] --> src/calendar/day_six.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | let mut found: bool = false; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_found` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/calendar/day_eight.rs:120:42 [INFO] [stdout] | [INFO] [stdout] 120 | Instruction::jmp(v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/calendar/day_eight.rs:123:42 [INFO] [stdout] | [INFO] [stdout] 123 | Instruction::nop(v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/calendar/day_six.rs:16:17 [INFO] [stdout] | [INFO] [stdout] 16 | let mut found: bool = false; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `acc` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/calendar/day_six.rs:37:25 [INFO] [stdout] | [INFO] [stdout] 35 | match acc.get(&answer.0) { [INFO] [stdout] | --- immutable borrow occurs here [INFO] [stdout] 36 | Some(n) => { [INFO] [stdout] 37 | acc.insert(answer.0, n + answer.1); [INFO] [stdout] | ^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/calendar/day_six.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | let mut found: bool = false; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `acc` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/calendar/day_six.rs:80:25 [INFO] [stdout] | [INFO] [stdout] 78 | match acc.get(&answer.0) { [INFO] [stdout] | --- immutable borrow occurs here [INFO] [stdout] 79 | Some(n) => { [INFO] [stdout] 80 | acc.insert(answer.0, n + answer.1); [INFO] [stdout] | ^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/calendar/day_nine.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | let mut list: Vec = XMAS_CYPHER.lines() [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.51s [INFO] running `Command { std: "docker" "inspect" "d19c390bda096c3ac91e4d727bc3b82d40d3306ee6b65ea095b88d690aec6c01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d19c390bda096c3ac91e4d727bc3b82d40d3306ee6b65ea095b88d690aec6c01", kill_on_drop: false }` [INFO] [stdout] d19c390bda096c3ac91e4d727bc3b82d40d3306ee6b65ea095b88d690aec6c01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 432c7d3b1f74e2d0a086e7925678652964d65e4da076bc83b3e5579c49ac5d4e [INFO] running `Command { std: "docker" "start" "-a" "432c7d3b1f74e2d0a086e7925678652964d65e4da076bc83b3e5579c49ac5d4e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: variant `acc` should have an upper camel case name [INFO] [stderr] --> src/calendar/day_eight.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | acc(i32), [INFO] [stderr] | ^^^ help: convert the identifier to upper camel case: `Acc` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant `jmp` should have an upper camel case name [INFO] [stderr] --> src/calendar/day_eight.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | jmp(i32), [INFO] [stderr] | ^^^ help: convert the identifier to upper camel case: `Jmp` [INFO] [stderr] [INFO] [stderr] warning: variant `nop` should have an upper camel case name [INFO] [stderr] --> src/calendar/day_eight.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | nop(i32) [INFO] [stderr] | ^^^ help: convert the identifier to upper camel case: `Nop` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `itertools::Itertools::fold_while`: Use .try_fold() instead [INFO] [stderr] --> src/calendar/day_nine.rs:82:10 [INFO] [stderr] | [INFO] [stderr] 82 | .fold_while(Some(0), |acc, current: (usize, &usize)| { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `found` [INFO] [stderr] --> src/calendar/day_six.rs:16:21 [INFO] [stderr] | [INFO] [stderr] 16 | let mut found: bool = false; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_found` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `found` [INFO] [stderr] --> src/calendar/day_six.rs:59:21 [INFO] [stderr] | [INFO] [stderr] 59 | let mut found: bool = false; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_found` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/calendar/day_eight.rs:120:42 [INFO] [stderr] | [INFO] [stderr] 120 | Instruction::jmp(v) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/calendar/day_eight.rs:123:42 [INFO] [stderr] | [INFO] [stderr] 123 | Instruction::nop(v) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/calendar/day_six.rs:16:17 [INFO] [stderr] | [INFO] [stderr] 16 | let mut found: bool = false; [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: cannot borrow `acc` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/calendar/day_six.rs:37:25 [INFO] [stderr] | [INFO] [stderr] 35 | match acc.get(&answer.0) { [INFO] [stderr] | --- immutable borrow occurs here [INFO] [stderr] 36 | Some(n) => { [INFO] [stderr] 37 | acc.insert(answer.0, n + answer.1); [INFO] [stderr] | ^^^ - immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/calendar/day_six.rs:59:17 [INFO] [stderr] | [INFO] [stderr] 59 | let mut found: bool = false; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `acc` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/calendar/day_six.rs:80:25 [INFO] [stderr] | [INFO] [stderr] 78 | match acc.get(&answer.0) { [INFO] [stderr] | --- immutable borrow occurs here [INFO] [stderr] 79 | Some(n) => { [INFO] [stderr] 80 | acc.insert(answer.0, n + answer.1); [INFO] [stderr] | ^^^ - immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/calendar/day_nine.rs:74:9 [INFO] [stderr] | [INFO] [stderr] 74 | let mut list: Vec = XMAS_CYPHER.lines() [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `advent-of-code` (lib) generated 13 warnings [INFO] [stderr] warning: `advent-of-code` (lib test) generated 13 warnings (13 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.77s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/advent_of_code-88a1ccb16c50852b) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/advent_of_code-648d5f72a52c1f9d) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests advent-of-code [INFO] [stderr] warning: variant `acc` should have an upper camel case name [INFO] [stderr] --> /opt/rustwide/workdir/src/calendar/day_eight.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | acc(i32), [INFO] [stderr] | ^^^ help: convert the identifier to upper camel case: `Acc` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant `jmp` should have an upper camel case name [INFO] [stderr] --> /opt/rustwide/workdir/src/calendar/day_eight.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | jmp(i32), [INFO] [stderr] | ^^^ help: convert the identifier to upper camel case: `Jmp` [INFO] [stderr] [INFO] [stderr] warning: variant `nop` should have an upper camel case name [INFO] [stderr] --> /opt/rustwide/workdir/src/calendar/day_eight.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | nop(i32) [INFO] [stderr] | ^^^ help: convert the identifier to upper camel case: `Nop` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "432c7d3b1f74e2d0a086e7925678652964d65e4da076bc83b3e5579c49ac5d4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "432c7d3b1f74e2d0a086e7925678652964d65e4da076bc83b3e5579c49ac5d4e", kill_on_drop: false }` [INFO] [stdout] 432c7d3b1f74e2d0a086e7925678652964d65e4da076bc83b3e5579c49ac5d4e