[INFO] cloning repository https://github.com/EpicEric/rust-aoc-2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EpicEric/rust-aoc-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEpicEric%2Frust-aoc-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEpicEric%2Frust-aoc-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0bc5ef5fe3d5657e0710636c5f0217f692f76b79 [INFO] checking EpicEric/rust-aoc-2020 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEpicEric%2Frust-aoc-2020" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/EpicEric/rust-aoc-2020 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/EpicEric/rust-aoc-2020 [INFO] finished tweaking git repo https://github.com/EpicEric/rust-aoc-2020 [INFO] tweaked toml for git repo https://github.com/EpicEric/rust-aoc-2020 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/EpicEric/rust-aoc-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 85ab6f2ce997d3cdf05f9e6f16faa75a0d5f43bfdbd6624cb88e13a364f34245 [INFO] running `Command { std: "docker" "start" "-a" "85ab6f2ce997d3cdf05f9e6f16faa75a0d5f43bfdbd6624cb88e13a364f34245", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "85ab6f2ce997d3cdf05f9e6f16faa75a0d5f43bfdbd6624cb88e13a364f34245", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85ab6f2ce997d3cdf05f9e6f16faa75a0d5f43bfdbd6624cb88e13a364f34245", kill_on_drop: false }` [INFO] [stdout] 85ab6f2ce997d3cdf05f9e6f16faa75a0d5f43bfdbd6624cb88e13a364f34245 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0b3ffdbd47c7bcd3278a3a0688ccf1d764e9d96958b964053faed9987d8e1a28 [INFO] running `Command { std: "docker" "start" "-a" "0b3ffdbd47c7bcd3278a3a0688ccf1d764e9d96958b964053faed9987d8e1a28", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking rust-aoc-2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Camera` instead of cloning the inner type [INFO] [stdout] --> src/day20.rs:334:32 [INFO] [stdout] | [INFO] [stdout] 334 | Some(camera.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Camera` instead of cloning the inner type [INFO] [stdout] --> src/day20.rs:367:32 [INFO] [stdout] | [INFO] [stdout] 367 | Some(camera.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Camera` instead of cloning the inner type [INFO] [stdout] --> src/day20.rs:334:32 [INFO] [stdout] | [INFO] [stdout] 334 | Some(camera.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Camera` instead of cloning the inner type [INFO] [stdout] --> src/day20.rs:367:32 [INFO] [stdout] | [INFO] [stdout] 367 | Some(camera.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.72s [INFO] running `Command { std: "docker" "inspect" "0b3ffdbd47c7bcd3278a3a0688ccf1d764e9d96958b964053faed9987d8e1a28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b3ffdbd47c7bcd3278a3a0688ccf1d764e9d96958b964053faed9987d8e1a28", kill_on_drop: false }` [INFO] [stdout] 0b3ffdbd47c7bcd3278a3a0688ccf1d764e9d96958b964053faed9987d8e1a28 [INFO] checking EpicEric/rust-aoc-2020 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%2FEpicEric%2Frust-aoc-2020" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/EpicEric/rust-aoc-2020 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/EpicEric/rust-aoc-2020 [INFO] finished tweaking git repo https://github.com/EpicEric/rust-aoc-2020 [INFO] tweaked toml for git repo https://github.com/EpicEric/rust-aoc-2020 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/EpicEric/rust-aoc-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e7b5ba0944f62288348946fed93436a579e3ffe37262927efb081b746ad0f582 [INFO] running `Command { std: "docker" "start" "-a" "e7b5ba0944f62288348946fed93436a579e3ffe37262927efb081b746ad0f582", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7b5ba0944f62288348946fed93436a579e3ffe37262927efb081b746ad0f582", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7b5ba0944f62288348946fed93436a579e3ffe37262927efb081b746ad0f582", kill_on_drop: false }` [INFO] [stdout] e7b5ba0944f62288348946fed93436a579e3ffe37262927efb081b746ad0f582 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 362652c0c2b2188faad2e51d38ccb74fd9d1f1d32a4fe0189dc7163a19acacd4 [INFO] running `Command { std: "docker" "start" "-a" "362652c0c2b2188faad2e51d38ccb74fd9d1f1d32a4fe0189dc7163a19acacd4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking rust-aoc-2020 v0.1.0 (/opt/rustwide/workdir) [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/file.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | let file = File::open(&path).expect("couldn't open file"); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 13 | / io::BufReader::new(file) [INFO] [stdout] 14 | | .lines() [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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/file.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | let file = File::open(&path).expect("couldn't open file"); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 13 | / io::BufReader::new(file) [INFO] [stdout] 14 | | .lines() [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Camera` instead of cloning the inner type [INFO] [stdout] --> src/day20.rs:334:32 [INFO] [stdout] | [INFO] [stdout] 334 | Some(camera.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Camera` instead of cloning the inner type [INFO] [stdout] --> src/day20.rs:334:32 [INFO] [stdout] | [INFO] [stdout] 334 | Some(camera.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Camera` instead of cloning the inner type [INFO] [stdout] --> src/day20.rs:367:32 [INFO] [stdout] | [INFO] [stdout] 367 | Some(camera.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Camera` instead of cloning the inner type [INFO] [stdout] --> src/day20.rs:367:32 [INFO] [stdout] | [INFO] [stdout] 367 | Some(camera.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-aoc-2020` (bin "rust-aoc-2020") due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rust-aoc-2020` (bin "rust-aoc-2020" test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "362652c0c2b2188faad2e51d38ccb74fd9d1f1d32a4fe0189dc7163a19acacd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "362652c0c2b2188faad2e51d38ccb74fd9d1f1d32a4fe0189dc7163a19acacd4", kill_on_drop: false }` [INFO] [stdout] 362652c0c2b2188faad2e51d38ccb74fd9d1f1d32a4fe0189dc7163a19acacd4