[INFO] fetching crate copper 0.1.0... [INFO] checking copper-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate copper 0.1.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate copper 0.1.0 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 crates.io crate copper 0.1.0 [INFO] finished tweaking crates.io crate copper 0.1.0 [INFO] tweaked toml for crates.io crate copper 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate copper 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8ad9a20db26673ff80b5cd557504675113d2aa859cc44979d2f9902ff2600a0c [INFO] running `Command { std: "docker" "start" "-a" "8ad9a20db26673ff80b5cd557504675113d2aa859cc44979d2f9902ff2600a0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8ad9a20db26673ff80b5cd557504675113d2aa859cc44979d2f9902ff2600a0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ad9a20db26673ff80b5cd557504675113d2aa859cc44979d2f9902ff2600a0c", kill_on_drop: false }` [INFO] [stdout] 8ad9a20db26673ff80b5cd557504675113d2aa859cc44979d2f9902ff2600a0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d437fff9772b029308bca774fcde84dd488e31601fa116cea48498fde039185e [INFO] running `Command { std: "docker" "start" "-a" "d437fff9772b029308bca774fcde84dd488e31601fa116cea48498fde039185e", kill_on_drop: false }` [INFO] [stderr] Checking dyn-clone v1.0.16 [INFO] [stderr] Checking copper v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `unused_tuple_struct_fields` has been renamed to `dead_code` [INFO] [stdout] | [INFO] [stdout] = help: use the new name `dead_code` [INFO] [stdout] = note: requested on the command line with `-W unused_tuple_struct_fields` [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `pointer_structural_match` has been removed: converted into hard error, see RFC #3535 for more information [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-W pointer_structural_match` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `unused_tuple_struct_fields` has been renamed to `dead_code` [INFO] [stdout] | [INFO] [stdout] = help: use the new name `dead_code` [INFO] [stdout] = note: requested on the command line with `-W unused_tuple_struct_fields` [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `pointer_structural_match` has been removed: converted into hard error, see RFC #3535 for more information [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-W pointer_structural_match` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/props/mod.rs:58:28 [INFO] [stdout] | [INFO] [stdout] 58 | self.push_new_prop(self::add::Add::new(x, y, s)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-W unused-qualifications` [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 58 - self.push_new_prop(self::add::Add::new(x, y, s)) [INFO] [stdout] 58 + self.push_new_prop(add::Add::new(x, y, s)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/props/mod.rs:63:28 [INFO] [stdout] | [INFO] [stdout] 63 | self.push_new_prop(self::sum::Sum::new(xs, s)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 63 - self.push_new_prop(self::sum::Sum::new(xs, s)) [INFO] [stdout] 63 + self.push_new_prop(sum::Sum::new(xs, s)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/props/mod.rs:68:28 [INFO] [stdout] | [INFO] [stdout] 68 | self.push_new_prop(self::eq::Equals::new(x, y)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 68 - self.push_new_prop(self::eq::Equals::new(x, y)) [INFO] [stdout] 68 + self.push_new_prop(eq::Equals::new(x, y)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/props/mod.rs:73:28 [INFO] [stdout] | [INFO] [stdout] 73 | self.push_new_prop(self::leq::LessThanOrEquals::new(x, y)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 73 - self.push_new_prop(self::leq::LessThanOrEquals::new(x, y)) [INFO] [stdout] 73 + self.push_new_prop(leq::LessThanOrEquals::new(x, y)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/props/mod.rs:58:28 [INFO] [stdout] | [INFO] [stdout] 58 | self.push_new_prop(self::add::Add::new(x, y, s)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-W unused-qualifications` [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 58 - self.push_new_prop(self::add::Add::new(x, y, s)) [INFO] [stdout] 58 + self.push_new_prop(add::Add::new(x, y, s)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/props/mod.rs:63:28 [INFO] [stdout] | [INFO] [stdout] 63 | self.push_new_prop(self::sum::Sum::new(xs, s)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 63 - self.push_new_prop(self::sum::Sum::new(xs, s)) [INFO] [stdout] 63 + self.push_new_prop(sum::Sum::new(xs, s)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/props/mod.rs:68:28 [INFO] [stdout] | [INFO] [stdout] 68 | self.push_new_prop(self::eq::Equals::new(x, y)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 68 - self.push_new_prop(self::eq::Equals::new(x, y)) [INFO] [stdout] 68 + self.push_new_prop(eq::Equals::new(x, y)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/props/mod.rs:73:28 [INFO] [stdout] | [INFO] [stdout] 73 | self.push_new_prop(self::leq::LessThanOrEquals::new(x, y)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 73 - self.push_new_prop(self::leq::LessThanOrEquals::new(x, y)) [INFO] [stdout] 73 + self.push_new_prop(leq::LessThanOrEquals::new(x, y)) [INFO] [stdout] | [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/model.rs:248:9 [INFO] [stdout] | [INFO] [stdout] 247 | pub fn minimize(self, objective: impl View) -> Option { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 248 | self.minimize_and_iterate(objective).last() [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/model.rs:274:9 [INFO] [stdout] | [INFO] [stdout] 273 | pub fn solve(self) -> Option { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 274 | self.enumerate().next() [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/search/mod.rs:70:26 [INFO] [stdout] | [INFO] [stdout] 67 | fn new(space: Space, mode: M) -> Self { [INFO] [stdout] | ------------ ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 70 | branch_iter: split_on_unassigned(space), [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/search/mod.rs:71:20 [INFO] [stdout] | [INFO] [stdout] 67 | fn new(space: Space, mode: M) -> Self { [INFO] [stdout] | ------------ ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 71 | stack: 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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/search/mod.rs:140:10 [INFO] [stdout] | [INFO] [stdout] 111 | fn propagate(mut space: Space, mut agenda: Agenda) -> Option<(bool, Space)> { [INFO] [stdout] | ---------------- ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 140 | Some((true, space)) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/solution.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn get_values_iter<'a, I>(&'a self, vs: I) -> impl Iterator + 'a [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 28 | vs.into_iter().map(|v| self[*v.borrow()]) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/solution.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn get_values_binary_iter<'a, I>(&'a self, vs: I) -> impl Iterator + 'a [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 55 | vs.into_iter().map(|v| self.get_value_binary(v)) [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 7 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `copper` (lib) due to 8 previous errors; 6 warnings 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/model.rs:248:9 [INFO] [stdout] | [INFO] [stdout] 247 | pub fn minimize(self, objective: impl View) -> Option { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 248 | self.minimize_and_iterate(objective).last() [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/model.rs:274:9 [INFO] [stdout] | [INFO] [stdout] 273 | pub fn solve(self) -> Option { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 274 | self.enumerate().next() [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/search/mod.rs:70:26 [INFO] [stdout] | [INFO] [stdout] 67 | fn new(space: Space, mode: M) -> Self { [INFO] [stdout] | ------------ ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 70 | branch_iter: split_on_unassigned(space), [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/search/mod.rs:71:20 [INFO] [stdout] | [INFO] [stdout] 67 | fn new(space: Space, mode: M) -> Self { [INFO] [stdout] | ------------ ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 71 | stack: 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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/search/mod.rs:140:10 [INFO] [stdout] | [INFO] [stdout] 111 | fn propagate(mut space: Space, mut agenda: Agenda) -> Option<(bool, Space)> { [INFO] [stdout] | ---------------- ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 140 | Some((true, space)) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/solution.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn get_values_iter<'a, I>(&'a self, vs: I) -> impl Iterator + 'a [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 28 | vs.into_iter().map(|v| self[*v.borrow()]) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/solution.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn get_values_binary_iter<'a, I>(&'a self, vs: I) -> impl Iterator + 'a [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 55 | vs.into_iter().map(|v| self.get_value_binary(v)) [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 7 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `copper` (lib test) due to 8 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "d437fff9772b029308bca774fcde84dd488e31601fa116cea48498fde039185e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d437fff9772b029308bca774fcde84dd488e31601fa116cea48498fde039185e", kill_on_drop: false }` [INFO] [stdout] d437fff9772b029308bca774fcde84dd488e31601fa116cea48498fde039185e