[INFO] cloning repository https://github.com/jcsims/aoc2019 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcsims/aoc2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcsims%2Faoc2019", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcsims%2Faoc2019'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4e91fbbced7512f2a4fd3ecbe1059ee96312a55e [INFO] checking jcsims/aoc2019 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcsims%2Faoc2019" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jcsims/aoc2019 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jcsims/aoc2019 [INFO] finished tweaking git repo https://github.com/jcsims/aoc2019 [INFO] tweaked toml for git repo https://github.com/jcsims/aoc2019 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jcsims/aoc2019 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded primes v0.2.4 [INFO] [stderr] Downloaded regex v1.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4a6fa1c8e63d96c0c4f0bff6a5a6e79d1b94a8e1d85c5fd834da62b41e2dbbc0 [INFO] running `Command { std: "docker" "start" "-a" "4a6fa1c8e63d96c0c4f0bff6a5a6e79d1b94a8e1d85c5fd834da62b41e2dbbc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a6fa1c8e63d96c0c4f0bff6a5a6e79d1b94a8e1d85c5fd834da62b41e2dbbc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a6fa1c8e63d96c0c4f0bff6a5a6e79d1b94a8e1d85c5fd834da62b41e2dbbc0", kill_on_drop: false }` [INFO] [stdout] 4a6fa1c8e63d96c0c4f0bff6a5a6e79d1b94a8e1d85c5fd834da62b41e2dbbc0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f3d3ae8e0b406542d16fe45a15dc03d6ff65e21a0e2617424013a12c93e669f [INFO] running `Command { std: "docker" "start" "-a" "9f3d3ae8e0b406542d16fe45a15dc03d6ff65e21a0e2617424013a12c93e669f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.13 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking primes v0.2.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking regex v1.3.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking aoc2019 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `BufRead` is imported redundantly [INFO] [stdout] --> src/util.rs:3:21 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `BufRead` is already imported here [INFO] [stdout] 3 | use std::io::{self, BufRead, BufReader}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BufRead` is imported redundantly [INFO] [stdout] --> src/util.rs:3:21 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `BufRead` is already imported here [INFO] [stdout] 3 | use std::io::{self, BufRead, BufReader}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program` [INFO] [stdout] --> src/day17.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut program = Program::new(util::comma_separated_to_vec("data/d17.txt")); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day17.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut program = Program::new(util::comma_separated_to_vec("data/d17.txt")); [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: unused variable: `program` [INFO] [stdout] --> src/day17.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut program = Program::new(util::comma_separated_to_vec("data/d17.txt")); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day17.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut program = Program::new(util::comma_separated_to_vec("data/d17.txt")); [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.23s [INFO] running `Command { std: "docker" "inspect" "9f3d3ae8e0b406542d16fe45a15dc03d6ff65e21a0e2617424013a12c93e669f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f3d3ae8e0b406542d16fe45a15dc03d6ff65e21a0e2617424013a12c93e669f", kill_on_drop: false }` [INFO] [stdout] 9f3d3ae8e0b406542d16fe45a15dc03d6ff65e21a0e2617424013a12c93e669f [INFO] checking jcsims/aoc2019 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcsims%2Faoc2019" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jcsims/aoc2019 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jcsims/aoc2019 [INFO] finished tweaking git repo https://github.com/jcsims/aoc2019 [INFO] tweaked toml for git repo https://github.com/jcsims/aoc2019 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jcsims/aoc2019 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d6baaa465c5a5725751dfc1615e391690afb999e67d1f1877793561f89d37c0a [INFO] running `Command { std: "docker" "start" "-a" "d6baaa465c5a5725751dfc1615e391690afb999e67d1f1877793561f89d37c0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d6baaa465c5a5725751dfc1615e391690afb999e67d1f1877793561f89d37c0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6baaa465c5a5725751dfc1615e391690afb999e67d1f1877793561f89d37c0a", kill_on_drop: false }` [INFO] [stdout] d6baaa465c5a5725751dfc1615e391690afb999e67d1f1877793561f89d37c0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fea0a2ec7c739e43b22fa0bd8a4ef63e98f972ee3e1493297852ba705e54f038 [INFO] running `Command { std: "docker" "start" "-a" "fea0a2ec7c739e43b22fa0bd8a4ef63e98f972ee3e1493297852ba705e54f038", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.13 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking primes v0.2.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking regex v1.3.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking aoc2019 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `BufRead` is imported redundantly [INFO] [stdout] --> src/util.rs:3:21 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `BufRead` is already imported here [INFO] [stdout] 3 | use std::io::{self, BufRead, BufReader}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BufRead` is imported redundantly [INFO] [stdout] --> src/util.rs:3:21 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `BufRead` is already imported here [INFO] [stdout] 3 | use std::io::{self, BufRead, BufReader}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program` [INFO] [stdout] --> src/day17.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut program = Program::new(util::comma_separated_to_vec("data/d17.txt")); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day17.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut program = Program::new(util::comma_separated_to_vec("data/d17.txt")); [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program` [INFO] [stdout] --> src/day17.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut program = Program::new(util::comma_separated_to_vec("data/d17.txt")); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day17.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut program = Program::new(util::comma_separated_to_vec("data/d17.txt")); [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.87s [INFO] running `Command { std: "docker" "inspect" "fea0a2ec7c739e43b22fa0bd8a4ef63e98f972ee3e1493297852ba705e54f038", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fea0a2ec7c739e43b22fa0bd8a4ef63e98f972ee3e1493297852ba705e54f038", kill_on_drop: false }` [INFO] [stdout] fea0a2ec7c739e43b22fa0bd8a4ef63e98f972ee3e1493297852ba705e54f038