[INFO] cloning repository https://github.com/plaflamme/advent-2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/plaflamme/advent-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaflamme%2Fadvent-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaflamme%2Fadvent-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ca8c4f4167e81b30aec27c1774eeca074ffb340
[INFO] testing plaflamme/advent-2018 against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaflamme%2Fadvent-2018" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/plaflamme/advent-2018 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/plaflamme/advent-2018
[INFO] finished tweaking git repo https://github.com/plaflamme/advent-2018
[INFO] tweaked toml for git repo https://github.com/plaflamme/advent-2018 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/plaflamme/advent-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pathfinding v2.0.0
[INFO] [stderr]   Downloaded z3-sys v0.5.0
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[INFO] [stderr]   Downloaded z3 v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4943cfab1a36690678971a0a46ede1e8de4b338eb9594ed24a6083514278f507
[INFO] running `Command { std: "docker" "start" "-a" "4943cfab1a36690678971a0a46ede1e8de4b338eb9594ed24a6083514278f507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4943cfab1a36690678971a0a46ede1e8de4b338eb9594ed24a6083514278f507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4943cfab1a36690678971a0a46ede1e8de4b338eb9594ed24a6083514278f507", kill_on_drop: false }`
[INFO] [stdout] 4943cfab1a36690678971a0a46ede1e8de4b338eb9594ed24a6083514278f507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7cb255874985309e5a80e570704cba69cec21af4cc86c7eb306c1711e71c7f3
[INFO] running `Command { std: "docker" "start" "-a" "a7cb255874985309e5a80e570704cba69cec21af4cc86c7eb306c1711e71c7f3", 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]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling z3-sys v0.5.0
[INFO] [stderr]    Compiling ixlist v0.1.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling z3 v0.4.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling enum-utils-from-str v0.1.2
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling pathfinding v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling once_cell v0.1.8
[INFO] [stderr]    Compiling cached v0.9.0
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling enum-utils v0.1.2
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling advent-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/puzzle10/mod.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         ((self.top_left.x - self.bottom_right.x).abs() as u64 * (self.top_left.y - self.bottom_right.y).abs() as u64)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/puzzle15/mod.rs:396:37
[INFO] [stdout]     |
[INFO] [stdout] 396 |                         _ => panic!(format!("unexpected char {}", c))
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 396 |                         _ => panic!("unexpected char {}", c)
[INFO] [stdout]     |                                    --                     --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/puzzle16/mod.rs:115:29
[INFO] [stdout]     |
[INFO] [stdout] 115 |         assert!(*index < 4, format!("Register should be [0,4[, but was {}", index));
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 115 |         assert!(*index < 4, "Register should be [0,4[, but was {}", index);
[INFO] [stdout]     |                            --                                           --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/puzzle16/mod.rs:122:29
[INFO] [stdout]     |
[INFO] [stdout] 122 |         assert!(*index < 4, format!("Register should be [0,4[, but was {}", index));
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 122 |         assert!(*index < 4, "Register should be [0,4[, but was {}", index);
[INFO] [stdout]     |                            --                                           --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/puzzle17/mod.rs:303:65
[INFO] [stdout]     |
[INFO] [stdout] 303 |         assert!(!ground.soil_at(&current.down()).blocks_flow(), format!("{} {:?}", ground, self.origin));
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 303 |         assert!(!ground.soil_at(&current.down()).blocks_flow(), "{} {:?}", ground, self.origin);
[INFO] [stdout]     |                                                                --                            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/puzzle18/mod.rs:67:36
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     None => panic!(format!("missing acre at {:?}", pt)),
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     None => panic!("missing acre at {:?}", pt),
[INFO] [stdout]    |                                   --                        --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/puzzle18/mod.rs:121:33
[INFO] [stdout]     |
[INFO] [stdout] 121 |                     _ => panic!(format!("unexpected char {}", c))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 121 |                     _ => panic!("unexpected char {}", c)
[INFO] [stdout]     |                                --                     --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/puzzle20/mod.rs:77:29
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 c => panic!(format!("unexpected char {:?}", c))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 c => panic!("unexpected char {:?}", c)
[INFO] [stdout]    |                            --                       --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/puzzle20/mod.rs:105:37
[INFO] [stdout]     |
[INFO] [stdout] 105 |                         c => panic!(format!("unexpected char {:?}", c))
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 105 |                         c => panic!("unexpected char {:?}", c)
[INFO] [stdout]     |                                    --                       --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.11s
[INFO] running `Command { std: "docker" "inspect" "a7cb255874985309e5a80e570704cba69cec21af4cc86c7eb306c1711e71c7f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7cb255874985309e5a80e570704cba69cec21af4cc86c7eb306c1711e71c7f3", kill_on_drop: false }`
[INFO] [stdout] a7cb255874985309e5a80e570704cba69cec21af4cc86c7eb306c1711e71c7f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27280befbd89f597613bb44f9383bbfdeea3a24fd1b114467212ce55ca61656d
[INFO] running `Command { std: "docker" "start" "-a" "27280befbd89f597613bb44f9383bbfdeea3a24fd1b114467212ce55ca61656d", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/puzzle10/mod.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         ((self.top_left.x - self.bottom_right.x).abs() as u64 * (self.top_left.y - self.bottom_right.y).abs() as u64)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/puzzle15/mod.rs:396:37
[INFO] [stdout]     |
[INFO] [stdout] 396 |                         _ => panic!(format!("unexpected char {}", c))
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 396 |                         _ => panic!("unexpected char {}", c)
[INFO] [stdout]     |                                    --                     --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/puzzle16/mod.rs:115:29
[INFO] [stdout]     |
[INFO] [stdout] 115 |         assert!(*index < 4, format!("Register should be [0,4[, but was {}", index));
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 115 |         assert!(*index < 4, "Register should be [0,4[, but was {}", index);
[INFO] [stdout]     |                            --                                           --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/puzzle16/mod.rs:122:29
[INFO] [stdout]     |
[INFO] [stdout] 122 |         assert!(*index < 4, format!("Register should be [0,4[, but was {}", index));
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 122 |         assert!(*index < 4, "Register should be [0,4[, but was {}", index);
[INFO] [stdout]     |                            --                                           --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/puzzle17/mod.rs:303:65
[INFO] [stdout]     |
[INFO] [stdout] 303 |         assert!(!ground.soil_at(&current.down()).blocks_flow(), format!("{} {:?}", ground, self.origin));
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 303 |         assert!(!ground.soil_at(&current.down()).blocks_flow(), "{} {:?}", ground, self.origin);
[INFO] [stdout]     |                                                                --                            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/puzzle18/mod.rs:67:36
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     None => panic!(format!("missing acre at {:?}", pt)),
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     None => panic!("missing acre at {:?}", pt),
[INFO] [stdout]    |                                   --                        --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/puzzle18/mod.rs:121:33
[INFO] [stdout]     |
[INFO] [stdout] 121 |                     _ => panic!(format!("unexpected char {}", c))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 121 |                     _ => panic!("unexpected char {}", c)
[INFO] [stdout]     |                                --                     --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/puzzle20/mod.rs:77:29
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 c => panic!(format!("unexpected char {:?}", c))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 c => panic!("unexpected char {:?}", c)
[INFO] [stdout]    |                            --                       --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/puzzle20/mod.rs:105:37
[INFO] [stdout]     |
[INFO] [stdout] 105 |                         c => panic!(format!("unexpected char {:?}", c))
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 105 |                         c => panic!("unexpected char {:?}", c)
[INFO] [stdout]     |                                    --                       --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.40s
[INFO] running `Command { std: "docker" "inspect" "27280befbd89f597613bb44f9383bbfdeea3a24fd1b114467212ce55ca61656d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27280befbd89f597613bb44f9383bbfdeea3a24fd1b114467212ce55ca61656d", kill_on_drop: false }`
[INFO] [stdout] 27280befbd89f597613bb44f9383bbfdeea3a24fd1b114467212ce55ca61656d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6633a2645efa4a04be1dd75e20e7b3531a3729d67bea75ae6131937a34fe586f
[INFO] running `Command { std: "docker" "start" "-a" "6633a2645efa4a04be1dd75e20e7b3531a3729d67bea75ae6131937a34fe586f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/puzzle10/mod.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |         ((self.top_left.x - self.bottom_right.x).abs() as u64 * (self.top_left.y - self.bottom_right.y).abs() as u64)
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/puzzle15/mod.rs:396:37
[INFO] [stderr]     |
[INFO] [stderr] 396 |                         _ => panic!(format!("unexpected char {}", c))
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 396 |                         _ => panic!("unexpected char {}", c)
[INFO] [stderr]     |                                    --                     --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/puzzle16/mod.rs:115:29
[INFO] [stderr]     |
[INFO] [stderr] 115 |         assert!(*index < 4, format!("Register should be [0,4[, but was {}", index));
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 115 |         assert!(*index < 4, "Register should be [0,4[, but was {}", index);
[INFO] [stderr]     |                            --                                           --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/puzzle16/mod.rs:122:29
[INFO] [stderr]     |
[INFO] [stderr] 122 |         assert!(*index < 4, format!("Register should be [0,4[, but was {}", index));
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 122 |         assert!(*index < 4, "Register should be [0,4[, but was {}", index);
[INFO] [stderr]     |                            --                                           --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/puzzle17/mod.rs:303:65
[INFO] [stderr]     |
[INFO] [stderr] 303 |         assert!(!ground.soil_at(&current.down()).blocks_flow(), format!("{} {:?}", ground, self.origin));
[INFO] [stderr]     |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 303 |         assert!(!ground.soil_at(&current.down()).blocks_flow(), "{} {:?}", ground, self.origin);
[INFO] [stderr]     |                                                                --                            --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/puzzle18/mod.rs:67:36
[INFO] [stderr]    |
[INFO] [stderr] 67 |                     None => panic!(format!("missing acre at {:?}", pt)),
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 67 |                     None => panic!("missing acre at {:?}", pt),
[INFO] [stderr]    |                                   --                        --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/puzzle18/mod.rs:121:33
[INFO] [stderr]     |
[INFO] [stderr] 121 |                     _ => panic!(format!("unexpected char {}", c))
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 121 |                     _ => panic!("unexpected char {}", c)
[INFO] [stderr]     |                                --                     --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/puzzle20/mod.rs:77:29
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 c => panic!(format!("unexpected char {:?}", c))
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 c => panic!("unexpected char {:?}", c)
[INFO] [stderr]    |                            --                       --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/puzzle20/mod.rs:105:37
[INFO] [stderr]     |
[INFO] [stderr] 105 |                         c => panic!(format!("unexpected char {:?}", c))
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 105 |                         c => panic!("unexpected char {:?}", c)
[INFO] [stderr]     |                                    --                       --
[INFO] [stderr] 
[INFO] [stderr] warning: `advent-2018` (bin "advent-2018" test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.51s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advent_2018-9dd0c821a5a4520e)
[INFO] [stdout] running 64 tests
[INFO] [stdout] test puzzle10::test::step ... ok
[INFO] [stdout] test puzzle10::test::banner ... ok
[INFO] [stdout] test puzzle13::test::test_part2 ... ok
[INFO] [stdout] test puzzle14::test::part1 ... ok
[INFO] [stdout] test puzzle11::test::test_power_level ... ok
[INFO] [stdout] test puzzle13::test::test_parse ... ok
[INFO] [stdout] test puzzle14::test::scoreboard ... ok
[INFO] [stdout] test puzzle13::test::test_part1 ... ok
[INFO] [stdout] test puzzle16::test::test_parse_instr ... ok
[INFO] [stdout] test puzzle13::test::test_cart ... ok
[INFO] [stdout] test puzzle14::test::part2 ... ok
[INFO] [stdout] test puzzle16::test::test_parse_valid ... ok
[INFO] [stdout] test puzzle17::test::test_flow_left ... ok
[INFO] [stdout] test puzzle16::test::test_parse ... ok
[INFO] [stdout] test puzzle15::test::test_part1 ... ok
[INFO] [stdout] test puzzle20::test::test_path_parse ... ok
[INFO] [stdout] test puzzle19::test::test_parse ... ok
[INFO] [stdout] test puzzle18::test::test ... ok
[INFO] [stdout] test puzzle20::test::test_examples ... ok
[INFO] [stdout] test puzzle17::test::test_flow_down ... ok
[INFO] [stdout] test puzzle12::test::part1 ... ok
[INFO] [stdout] test puzzle22::test::test_example ... ok
[INFO] [stdout] test puzzle15::test::test_move ... ok
[INFO] [stdout] test puzzle17::test::test_ground_display ... ok
[INFO] [stdout] test puzzle17::test::test_ground ... ok
[INFO] [stdout] test puzzle25::test::test_components ... ok
[INFO] [stdout] test puzzle19::test::test_example ... ok
[INFO] [stdout] test puzzle4::tests::test_to_shifts ... ok
[INFO] [stdout] test puzzle25::test::test_parse ... ok
[INFO] [stdout] test puzzle4::tests::test_ts_from_str ... ok
[INFO] [stdout] test puzzle4::tests::test_event_from_str ... ok
[INFO] [stdout] test puzzle4::tests::test_what_from_str ... ok
[INFO] [stdout] test puzzle17::test::test_flow_example ... ok
[INFO] [stdout] test puzzle5::tests::test_collapse ... ok
[INFO] [stdout] test puzzle12::test::test_parse ... ok
[INFO] [stdout] test puzzle8::test::test_part2 ... ok
[INFO] [stdout] test puzzle8::test::test_part1 ... ok
[INFO] [stdout] test puzzle7::test::test_part2 ... ok
[INFO] [stdout] test puzzle6::test::test_distance ... ok
[INFO] [stdout] test puzzle7::test::test_part1 ... ok
[INFO] [stdout] test puzzle6::test::test_area ... ok
[INFO] [stdout] test puzzle23::tests::test_parse ... ok
[INFO] [stdout] test puzzle12::test::test_grow ... ok
[INFO] [stdout] test puzzle17::test::test_flow_right ... ok
[INFO] [stdout] test puzzle16::test::test_example ... ok
[INFO] [stdout] test puzzle17::test::test_flow2 ... ok
[INFO] [stdout] test puzzle17::test::test_flow3 ... ok
[INFO] [stdout] test puzzle24::test::test_parse_group ... ok
[INFO] [stdout] test puzzle17::test::test_parse ... ok
[INFO] [stdout] test puzzle23::tests::test_part1 ... ok
[INFO] [stdout] test puzzle11::test::iterator ... ok
[INFO] [stdout] test puzzle17::test::test_flow1 ... ok
[INFO] [stdout] test puzzle10::test::part2 ... ok
[INFO] [stdout] test puzzle24::test::test_fight ... ok
[INFO] [stdout] test puzzle24::test::test_target_selection ... ok
[INFO] [stdout] test puzzle9::test::part1 ... ok
[INFO] [stdout] test puzzle24::test::test_parse ... ok
[INFO] [stdout] test puzzle24::test::test_part2 ... ok
[INFO] [stdout] test puzzle23::tests::test_part2 ... ok
[INFO] [stdout] test puzzle10::test::parser ... ok
[INFO] [stdout] test puzzle10::test::part1 ... ok
[INFO] [stdout] test puzzle15::test::test_part2 ... ok
[INFO] [stdout] test puzzle11::test::part1 ... ok
[INFO] [stdout] test puzzle11::test::part2 has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "6633a2645efa4a04be1dd75e20e7b3531a3729d67bea75ae6131937a34fe586f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6633a2645efa4a04be1dd75e20e7b3531a3729d67bea75ae6131937a34fe586f", kill_on_drop: false }`
[INFO] [stdout] 6633a2645efa4a04be1dd75e20e7b3531a3729d67bea75ae6131937a34fe586f
