[INFO] cloning repository https://github.com/FredericDesgreniers/comp353_gen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FredericDesgreniers/comp353_gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredericDesgreniers%2Fcomp353_gen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredericDesgreniers%2Fcomp353_gen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9916d59810824119c5d2ebf332300695d71fd4cb [INFO] checking FredericDesgreniers/comp353_gen/9916d59810824119c5d2ebf332300695d71fd4cb against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredericDesgreniers%2Fcomp353_gen" "/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/FredericDesgreniers/comp353_gen on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/FredericDesgreniers/comp353_gen [INFO] finished tweaking git repo https://github.com/FredericDesgreniers/comp353_gen [INFO] tweaked toml for git repo https://github.com/FredericDesgreniers/comp353_gen written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/FredericDesgreniers/comp353_gen 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4ed19f0e4acebf4fafdd044e2b57c2feb2eb0e579a49c4e11e7a18e8920a87fb [INFO] running `Command { std: "docker" "start" "-a" "4ed19f0e4acebf4fafdd044e2b57c2feb2eb0e579a49c4e11e7a18e8920a87fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ed19f0e4acebf4fafdd044e2b57c2feb2eb0e579a49c4e11e7a18e8920a87fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ed19f0e4acebf4fafdd044e2b57c2feb2eb0e579a49c4e11e7a18e8920a87fb", kill_on_drop: false }` [INFO] [stdout] 4ed19f0e4acebf4fafdd044e2b57c2feb2eb0e579a49c4e11e7a18e8920a87fb [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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91f9debc3f752216964c51a5e7b28d564425afe4aac55462d65c1996efdceccf [INFO] running `Command { std: "docker" "start" "-a" "91f9debc3f752216964c51a5e7b28d564425afe4aac55462d65c1996efdceccf", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Compiling cc v1.0.18 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Checking cfg-if v0.1.4 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking lazy_static v1.0.2 [INFO] [stderr] Compiling proc-macro2 v0.4.9 [INFO] [stderr] Compiling rand v0.5.4 [INFO] [stderr] Compiling quote v0.6.4 [INFO] [stderr] Compiling backtrace-sys v0.1.23 [INFO] [stderr] Compiling syn v0.14.7 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking rand_field v0.1.0 (https://github.com/FredericDesgreniers/rand_field/#3b5e232d) [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Compiling rand_field_derive v0.1.0 (https://github.com/FredericDesgreniers/rand_field/#3b5e232d) [INFO] [stderr] Checking failure v0.1.2 [INFO] [stderr] Checking generator v0.1.0 (/opt/rustwide/workdir/generator) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> generator/src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `failure::Error` [INFO] [stdout] --> generator/src/streams/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use failure::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Display` [INFO] [stdout] --> generator/src/streams/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Formatter` [INFO] [stdout] --> generator/src/streams/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::fmt::Formatter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> generator/src/streams/mod.rs:45:42 [INFO] [stdout] | [INFO] [stdout] 45 | if let Some(name) = self.buffer.drain((0..1)).nth(0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 45 - if let Some(name) = self.buffer.drain((0..1)).nth(0) { [INFO] [stdout] 45 + if let Some(name) = self.buffer.drain(0..1).nth(0) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::ThreadRng` [INFO] [stdout] --> generator/src/models/client.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rand::ThreadRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::ThreadRng` [INFO] [stdout] --> generator/src/lib.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use rand::ThreadRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `models::client::ContractType` [INFO] [stdout] --> generator/src/lib.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | use models::client::ContractType; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> generator/src/lib.rs:133:2 [INFO] [stdout] | [INFO] [stdout] 133 | (start..rand::thread_rng().gen_range(range.start, range.end)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 133 - (start..rand::thread_rng().gen_range(range.start, range.end)) [INFO] [stdout] 133 + start..rand::thread_rng().gen_range(range.start, range.end) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> generator/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(attr_literals, nll)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable [INFO] [stdout] --> generator/src/lib.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(attr_literals, nll)] [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `random` [INFO] [stdout] --> generator/src/lib.rs:70:11 [INFO] [stdout] | [INFO] [stdout] 70 | let mut random = rand::thread_rng(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_random` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> generator/src/lib.rs:70:7 [INFO] [stdout] | [INFO] [stdout] 70 | let mut random = rand::thread_rng(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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] --> generator/src/streams/mod.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn from_file(file: File) -> Self { [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 36 | Self { [INFO] [stdout] 37 | reader: BufReader::new(file), [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] --> generator/src/streams/mod.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn from_file(file: File) -> Self { [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 38 | buffer: Vec::new(), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `generator` (lib) due to 3 previous errors; 13 warnings emitted [INFO] running `Command { std: "docker" "inspect" "91f9debc3f752216964c51a5e7b28d564425afe4aac55462d65c1996efdceccf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91f9debc3f752216964c51a5e7b28d564425afe4aac55462d65c1996efdceccf", kill_on_drop: false }` [INFO] [stdout] 91f9debc3f752216964c51a5e7b28d564425afe4aac55462d65c1996efdceccf