[INFO] cloning repository https://github.com/brennie/picasso [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brennie/picasso" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrennie%2Fpicasso", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrennie%2Fpicasso'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] adb5c673dc9f5f8da6d6dd88a24a62db2fb72d22 [INFO] building brennie/picasso 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%2Fbrennie%2Fpicasso" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brennie/picasso 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/brennie/picasso [INFO] finished tweaking git repo https://github.com/brennie/picasso [INFO] tweaked toml for git repo https://github.com/brennie/picasso written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/brennie/picasso 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] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] be42f2faa913ed1ad9599c7d23c04c35b7452d72485ec7c55880e80f0b135f2e [INFO] running `Command { std: "docker" "start" "-a" "be42f2faa913ed1ad9599c7d23c04c35b7452d72485ec7c55880e80f0b135f2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be42f2faa913ed1ad9599c7d23c04c35b7452d72485ec7c55880e80f0b135f2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be42f2faa913ed1ad9599c7d23c04c35b7452d72485ec7c55880e80f0b135f2e", kill_on_drop: false }` [INFO] [stdout] be42f2faa913ed1ad9599c7d23c04c35b7452d72485ec7c55880e80f0b135f2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4dcef4960ccd6f18aa18eed4c9ec57ed6615d88be93049860bad568e82ae35b7 [INFO] running `Command { std: "docker" "start" "-a" "4dcef4960ccd6f18aa18eed4c9ec57ed6615d88be93049860bad568e82ae35b7", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bitflags v1.0.3 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling proc-macro2 v0.4.6 [INFO] [stderr] Compiling atty v0.2.10 [INFO] [stderr] Compiling rand v0.5.1 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Compiling clap v2.31.2 [INFO] [stderr] Compiling syn v0.14.2 [INFO] [stderr] Compiling structopt-derive v0.2.10 [INFO] [stderr] Compiling structopt v0.2.10 [INFO] [stderr] Compiling picasso v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/puzzle.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 105 | fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail [INFO] [stdout] --> src/puzzle.rs:111:32 [INFO] [stdout] | [INFO] [stdout] 111 | .collect::>()?; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.28s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "4dcef4960ccd6f18aa18eed4c9ec57ed6615d88be93049860bad568e82ae35b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4dcef4960ccd6f18aa18eed4c9ec57ed6615d88be93049860bad568e82ae35b7", kill_on_drop: false }` [INFO] [stdout] 4dcef4960ccd6f18aa18eed4c9ec57ed6615d88be93049860bad568e82ae35b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 75d370527c69daeca15ad0b91572a662934a9f6377e137573bbef479a61ad157 [INFO] running `Command { std: "docker" "start" "-a" "75d370527c69daeca15ad0b91572a662934a9f6377e137573bbef479a61ad157", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling picasso v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/puzzle.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 105 | fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail [INFO] [stdout] --> src/puzzle.rs:111:32 [INFO] [stdout] | [INFO] [stdout] 111 | .collect::>()?; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "75d370527c69daeca15ad0b91572a662934a9f6377e137573bbef479a61ad157", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75d370527c69daeca15ad0b91572a662934a9f6377e137573bbef479a61ad157", kill_on_drop: false }` [INFO] [stdout] 75d370527c69daeca15ad0b91572a662934a9f6377e137573bbef479a61ad157