[INFO] cloning repository https://github.com/twigoftilia/advent_of_code_2018_twigoftilia
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/twigoftilia/advent_of_code_2018_twigoftilia" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwigoftilia%2Fadvent_of_code_2018_twigoftilia", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwigoftilia%2Fadvent_of_code_2018_twigoftilia'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7d40b16de4b3e7d7e9d88d28b5bc07aabad25c7
[INFO] checking twigoftilia/advent_of_code_2018_twigoftilia against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwigoftilia%2Fadvent_of_code_2018_twigoftilia" "/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/twigoftilia/advent_of_code_2018_twigoftilia on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/twigoftilia/advent_of_code_2018_twigoftilia
[INFO] finished tweaking git repo https://github.com/twigoftilia/advent_of_code_2018_twigoftilia
[INFO] tweaked toml for git repo https://github.com/twigoftilia/advent_of_code_2018_twigoftilia written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/twigoftilia/advent_of_code_2018_twigoftilia 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.1.1
[INFO] [stderr]   Downloaded libc v0.2.44
[INFO] [stderr]   Downloaded strum_macros v0.12.0
[INFO] [stderr]   Downloaded strum v0.12.0
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fcfe5a61629bc5df9eff9372d2473aca16491d677700d78ee578be31dead954
[INFO] running `Command { std: "docker" "start" "-a" "8fcfe5a61629bc5df9eff9372d2473aca16491d677700d78ee578be31dead954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fcfe5a61629bc5df9eff9372d2473aca16491d677700d78ee578be31dead954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fcfe5a61629bc5df9eff9372d2473aca16491d677700d78ee578be31dead954", kill_on_drop: false }`
[INFO] [stdout] 8fcfe5a61629bc5df9eff9372d2473aca16491d677700d78ee578be31dead954
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24f3353c7e26180e606eadc5bf3f008d6d6e6c773a9de3540f8035305bd6bf23
[INFO] running `Command { std: "docker" "start" "-a" "24f3353c7e26180e606eadc5bf3f008d6d6e6c773a9de3540f8035305bd6bf23", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking strum v0.12.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling strum_macros v0.12.0
[INFO] [stderr]     Checking advent_of_code_2018_twigoftilia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Error::description(&why)
[INFO] [stdout]    |                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Error::description(&why)
[INFO] [stdout]    |                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "24f3353c7e26180e606eadc5bf3f008d6d6e6c773a9de3540f8035305bd6bf23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24f3353c7e26180e606eadc5bf3f008d6d6e6c773a9de3540f8035305bd6bf23", kill_on_drop: false }`
[INFO] [stdout] 24f3353c7e26180e606eadc5bf3f008d6d6e6c773a9de3540f8035305bd6bf23
[INFO] checking twigoftilia/advent_of_code_2018_twigoftilia against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwigoftilia%2Fadvent_of_code_2018_twigoftilia" "/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/twigoftilia/advent_of_code_2018_twigoftilia on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/twigoftilia/advent_of_code_2018_twigoftilia
[INFO] finished tweaking git repo https://github.com/twigoftilia/advent_of_code_2018_twigoftilia
[INFO] tweaked toml for git repo https://github.com/twigoftilia/advent_of_code_2018_twigoftilia written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/twigoftilia/advent_of_code_2018_twigoftilia 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 496b021edaf0559be3a02381485288dcfb8949fcec98b0b910d9ce4eb1beb131
[INFO] running `Command { std: "docker" "start" "-a" "496b021edaf0559be3a02381485288dcfb8949fcec98b0b910d9ce4eb1beb131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "496b021edaf0559be3a02381485288dcfb8949fcec98b0b910d9ce4eb1beb131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "496b021edaf0559be3a02381485288dcfb8949fcec98b0b910d9ce4eb1beb131", kill_on_drop: false }`
[INFO] [stdout] 496b021edaf0559be3a02381485288dcfb8949fcec98b0b910d9ce4eb1beb131
[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 -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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b40740d9d9f7e3fc05d6a72393130d0e62dd11bf9e90a16759cd80c0b7c4096
[INFO] running `Command { std: "docker" "start" "-a" "4b40740d9d9f7e3fc05d6a72393130d0e62dd11bf9e90a16759cd80c0b7c4096", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking strum v0.12.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling strum_macros v0.12.0
[INFO] [stderr]     Checking advent_of_code_2018_twigoftilia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Error::description(&why)
[INFO] [stdout]    |                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Error::description(&why)
[INFO] [stdout]    |                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/util.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |       let file = open_filename_to_file(input_filename);
[INFO] [stdout]    |           ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 40 |       let buf = BufReader::new(file);
[INFO] [stdout]    |           --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 41 |
[INFO] [stdout] 42 | /     buf.lines()
[INFO] [stdout] 43 | |         .map(|line| line.unwrap().trim().parse().expect("Not an integer"))
[INFO] [stdout]    | |__________________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/util.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |       let file = open_filename_to_file(input_filename);
[INFO] [stdout]    |           ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 50 |       let buf = BufReader::new(file);
[INFO] [stdout]    |           --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 51 |
[INFO] [stdout] 52 | /     buf.lines()
[INFO] [stdout] 53 | |         .map(|line| line.expect("Could not parse line"))
[INFO] [stdout]    | |________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code_2018_twigoftilia` (bin "advent_of_code_2018_twigoftilia") due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/util.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |       let file = open_filename_to_file(input_filename);
[INFO] [stdout]    |           ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 40 |       let buf = BufReader::new(file);
[INFO] [stdout]    |           --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 41 |
[INFO] [stdout] 42 | /     buf.lines()
[INFO] [stdout] 43 | |         .map(|line| line.unwrap().trim().parse().expect("Not an integer"))
[INFO] [stdout]    | |__________________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/util.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |       let file = open_filename_to_file(input_filename);
[INFO] [stdout]    |           ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 50 |       let buf = BufReader::new(file);
[INFO] [stdout]    |           --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 51 |
[INFO] [stdout] 52 | /     buf.lines()
[INFO] [stdout] 53 | |         .map(|line| line.expect("Could not parse line"))
[INFO] [stdout]    | |________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code_2018_twigoftilia` (bin "advent_of_code_2018_twigoftilia" test) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "4b40740d9d9f7e3fc05d6a72393130d0e62dd11bf9e90a16759cd80c0b7c4096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b40740d9d9f7e3fc05d6a72393130d0e62dd11bf9e90a16759cd80c0b7c4096", kill_on_drop: false }`
[INFO] [stdout] 4b40740d9d9f7e3fc05d6a72393130d0e62dd11bf9e90a16759cd80c0b7c4096