[INFO] cloning repository https://github.com/zunin/adventofcode-rust-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zunin/adventofcode-rust-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzunin%2Fadventofcode-rust-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzunin%2Fadventofcode-rust-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47b8f4cb7dbc3f99acedb05504d6587b43ed41bb
[INFO] building zunin/adventofcode-rust-2020 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzunin%2Fadventofcode-rust-2020" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zunin/adventofcode-rust-2020 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zunin/adventofcode-rust-2020
[INFO] finished tweaking git repo https://github.com/zunin/adventofcode-rust-2020
[INFO] tweaked toml for git repo https://github.com/zunin/adventofcode-rust-2020 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zunin/adventofcode-rust-2020 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 696cb7b48fc5bdae16d858950a40163d70c0cb378b4b1d29c7909e000f61b3b2
[INFO] running `Command { std: "docker" "start" "-a" "696cb7b48fc5bdae16d858950a40163d70c0cb378b4b1d29c7909e000f61b3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "696cb7b48fc5bdae16d858950a40163d70c0cb378b4b1d29c7909e000f61b3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "696cb7b48fc5bdae16d858950a40163d70c0cb378b4b1d29c7909e000f61b3b2", kill_on_drop: false }`
[INFO] [stdout] 696cb7b48fc5bdae16d858950a40163d70c0cb378b4b1d29c7909e000f61b3b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee11bf2e65928fe26f93d8aa52d713df209cf535c5951cb6941969f546936c51
[INFO] running `Command { std: "docker" "start" "-a" "ee11bf2e65928fe26f93d8aa52d713df209cf535c5951cb6941969f546936c51", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling shared v0.1.0 (/opt/rustwide/workdir/shared)
[INFO] [stderr]    Compiling day-05 v0.1.0 (/opt/rustwide/workdir/day-05)
[INFO] [stderr]    Compiling day-06 v0.1.0 (/opt/rustwide/workdir/day-06)
[INFO] [stderr]    Compiling day-04 v0.1.0 (/opt/rustwide/workdir/day-04)
[INFO] [stderr]    Compiling day-02 v0.1.0 (/opt/rustwide/workdir/day-02)
[INFO] [stderr]    Compiling day-01 v0.1.0 (/opt/rustwide/workdir/day-01)
[INFO] [stderr]    Compiling day-03 v0.1.0 (/opt/rustwide/workdir/day-03)
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> day-06/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]   --> day-02/src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | use itertools::Itertools;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RangeInclusive`
[INFO] [stdout]  --> day-04/src/lib.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Range, RangeInclusive};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "ee11bf2e65928fe26f93d8aa52d713df209cf535c5951cb6941969f546936c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee11bf2e65928fe26f93d8aa52d713df209cf535c5951cb6941969f546936c51", kill_on_drop: false }`
[INFO] [stdout] ee11bf2e65928fe26f93d8aa52d713df209cf535c5951cb6941969f546936c51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb5b93e7189f445aef8a63dfa627a087750cbccf8d4a4b34384fe638cd7765c6
[INFO] running `Command { std: "docker" "start" "-a" "bb5b93e7189f445aef8a63dfa627a087750cbccf8d4a4b34384fe638cd7765c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared v0.1.0 (/opt/rustwide/workdir/shared)
[INFO] [stderr]    Compiling day-01 v0.1.0 (/opt/rustwide/workdir/day-01)
[INFO] [stderr]    Compiling day-02 v0.1.0 (/opt/rustwide/workdir/day-02)
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> day-06/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day-05 v0.1.0 (/opt/rustwide/workdir/day-05)
[INFO] [stderr]    Compiling day-06 v0.1.0 (/opt/rustwide/workdir/day-06)
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]   --> day-02/src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | use itertools::Itertools;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day-03 v0.1.0 (/opt/rustwide/workdir/day-03)
[INFO] [stderr]    Compiling day-04 v0.1.0 (/opt/rustwide/workdir/day-04)
[INFO] [stdout] warning: unused import: `RangeInclusive`
[INFO] [stdout]  --> day-04/src/lib.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Range, RangeInclusive};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]   --> day-02/src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | use itertools::Itertools;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> day-06/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RangeInclusive`
[INFO] [stdout]  --> day-04/src/lib.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Range, RangeInclusive};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "bb5b93e7189f445aef8a63dfa627a087750cbccf8d4a4b34384fe638cd7765c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb5b93e7189f445aef8a63dfa627a087750cbccf8d4a4b34384fe638cd7765c6", kill_on_drop: false }`
[INFO] [stdout] bb5b93e7189f445aef8a63dfa627a087750cbccf8d4a4b34384fe638cd7765c6