[INFO] cloning repository https://github.com/mutexlox/aoc-2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mutexlox/aoc-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmutexlox%2Faoc-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmutexlox%2Faoc-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6f15410bcf1da60aedb2851e26118156e33c9372 [INFO] checking mutexlox/aoc-2018 against master#17ffbc81a30c094193836a5d7f90dff273b5df93 for pr-138785 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmutexlox%2Faoc-2018" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mutexlox/aoc-2018 on toolchain 17ffbc81a30c094193836a5d7f90dff273b5df93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mutexlox/aoc-2018 [INFO] finished tweaking git repo https://github.com/mutexlox/aoc-2018 [INFO] tweaked toml for git repo https://github.com/mutexlox/aoc-2018 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mutexlox/aoc-2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4a22b4838b5234989b0359279df408a71bb300e189de87aebe6537a50ed33f3a [INFO] running `Command { std: "docker" "start" "-a" "4a22b4838b5234989b0359279df408a71bb300e189de87aebe6537a50ed33f3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a22b4838b5234989b0359279df408a71bb300e189de87aebe6537a50ed33f3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a22b4838b5234989b0359279df408a71bb300e189de87aebe6537a50ed33f3a", kill_on_drop: false }` [INFO] [stdout] 4a22b4838b5234989b0359279df408a71bb300e189de87aebe6537a50ed33f3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 47cd26ef5af81381c92b41ec69a5b620d47260e2672ee924e7ad466acce45c57 [INFO] running `Command { std: "docker" "start" "-a" "47cd26ef5af81381c92b41ec69a5b620d47260e2672ee924e7ad466acce45c57", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking advent_of_code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interp.rs:27:32 [INFO] [stdout] | [INFO] [stdout] 27 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interp.rs:27:32 [INFO] [stdout] | [INFO] [stdout] 27 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day03_fabric.rs:29:32 [INFO] [stdout] | [INFO] [stdout] 29 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day03_fabric.rs:29:32 [INFO] [stdout] | [INFO] [stdout] 29 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interp.rs:27:32 [INFO] [stdout] | [INFO] [stdout] 27 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day10_stars_align.rs:37:32 [INFO] [stdout] | [INFO] [stdout] 37 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 37 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interp.rs:27:32 [INFO] [stdout] | [INFO] [stdout] 27 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day06_manhattan.rs:32:32 [INFO] [stdout] | [INFO] [stdout] 32 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 32 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day06_manhattan.rs:32:32 [INFO] [stdout] | [INFO] [stdout] 32 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 32 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day10_stars_align.rs:37:32 [INFO] [stdout] | [INFO] [stdout] 37 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 37 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `a`, `b`, and `c` are never read [INFO] [stdout] --> src/interp.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Instruction { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 8 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | a: usize, [INFO] [stdout] | ^ [INFO] [stdout] 10 | b: usize, [INFO] [stdout] | ^ [INFO] [stdout] 11 | c: usize, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `execute` is never used [INFO] [stdout] --> src/interp.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 49 | impl Instruction { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] 50 | pub fn execute(&self, ops: &HashMap, regs: &mut Vec) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `ip_reg`, `instructions`, `ops`, and `regs` are never read [INFO] [stdout] --> src/interp.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub struct Program { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 56 | ip_reg: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 57 | instructions: Vec, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 58 | ops: HashMap, [INFO] [stdout] | ^^^ [INFO] [stdout] 59 | pub regs: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `exec` is never used [INFO] [stdout] --> src/interp.rs:87:12 [INFO] [stdout] | [INFO] [stdout] 86 | impl Program { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 87 | pub fn exec(&mut self, stop_ip: Option) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interp.rs:27:32 [INFO] [stdout] | [INFO] [stdout] 27 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `a`, `b`, and `c` are never read [INFO] [stdout] --> src/interp.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Instruction { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 8 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | a: usize, [INFO] [stdout] | ^ [INFO] [stdout] 10 | b: usize, [INFO] [stdout] | ^ [INFO] [stdout] 11 | c: usize, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `execute` is never used [INFO] [stdout] --> src/interp.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 49 | impl Instruction { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] 50 | pub fn execute(&self, ops: &HashMap, regs: &mut Vec) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `ip_reg`, `instructions`, `ops`, and `regs` are never read [INFO] [stdout] --> src/interp.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub struct Program { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 56 | ip_reg: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 57 | instructions: Vec, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 58 | ops: HashMap, [INFO] [stdout] | ^^^ [INFO] [stdout] 59 | pub regs: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `exec` is never used [INFO] [stdout] --> src/interp.rs:87:12 [INFO] [stdout] | [INFO] [stdout] 86 | impl Program { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 87 | pub fn exec(&mut self, stop_ip: Option) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interp.rs:27:32 [INFO] [stdout] | [INFO] [stdout] 27 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.04s [INFO] running `Command { std: "docker" "inspect" "47cd26ef5af81381c92b41ec69a5b620d47260e2672ee924e7ad466acce45c57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47cd26ef5af81381c92b41ec69a5b620d47260e2672ee924e7ad466acce45c57", kill_on_drop: false }` [INFO] [stdout] 47cd26ef5af81381c92b41ec69a5b620d47260e2672ee924e7ad466acce45c57