[INFO] cloning repository https://github.com/lyswifter/vfs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lyswifter/vfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flyswifter%2Fvfs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flyswifter%2Fvfs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4de6b7efbe7f6590b4d5a4e2dbf76466f6033ffd
[INFO] checking lyswifter/vfs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flyswifter%2Fvfs" "/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/lyswifter/vfs 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/lyswifter/vfs
[INFO] finished tweaking git repo https://github.com/lyswifter/vfs
[INFO] tweaked toml for git repo https://github.com/lyswifter/vfs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lyswifter/vfs 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]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/rafalh/rust-fatfs`
[INFO] [stderr]  Downloading crates ...
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[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] ff5f7dda120d21e7b1f9033cb83de5f8488a31bf9b066278f41713687824d1a2
[INFO] running `Command { std: "docker" "start" "-a" "ff5f7dda120d21e7b1f9033cb83de5f8488a31bf9b066278f41713687824d1a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff5f7dda120d21e7b1f9033cb83de5f8488a31bf9b066278f41713687824d1a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff5f7dda120d21e7b1f9033cb83de5f8488a31bf9b066278f41713687824d1a2", kill_on_drop: false }`
[INFO] [stdout] ff5f7dda120d21e7b1f9033cb83de5f8488a31bf9b066278f41713687824d1a2
[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] cf6dc0d871889d4c267469b6952bc98fdbc6b157d6281d98b1c9acb5f747b409
[INFO] running `Command { std: "docker" "start" "-a" "cf6dc0d871889d4c267469b6952bc98fdbc6b157d6281d98b1c9acb5f747b409", kill_on_drop: false }`
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[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]     Checking fatfs v0.4.0 (https://github.com/rafalh/rust-fatfs?rev=87fc1ed5074a32b4e0344fcdde77359ef9e75432#87fc1ed5)
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[INFO] [stderr]    Compiling ic-cdk-macros v0.4.0
[INFO] [stderr]     Checking vfs v0.1.0 (/opt/rustwide/workdir/src/vfs)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/vfs/src/stable_memory.rs:157:34
[INFO] [stdout]     |
[INFO] [stdout] 157 |         read(self, buf).map_err(|e| io::Error::new(io::ErrorKind::Other, "oh no"))
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/vfs/src/stable_memory.rs:163:35
[INFO] [stdout]     |
[INFO] [stdout] 163 |         write(self, buf).map_err(|e| io::Error::new(io::ErrorKind::OutOfMemory, "oh no"))
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/vfs/src/stable_memory.rs:157:34
[INFO] [stdout]     |
[INFO] [stdout] 157 |         read(self, buf).map_err(|e| io::Error::new(io::ErrorKind::Other, "oh no"))
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/vfs/src/stable_memory.rs:163:35
[INFO] [stdout]     |
[INFO] [stdout] 163 |         write(self, buf).map_err(|e| io::Error::new(io::ErrorKind::OutOfMemory, "oh no"))
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/vfs/src/lib.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 | fn init(path: String) {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bytes` is never used
[INFO] [stdout]   --> src/vfs/src/stable_memory.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn bytes() -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `bytes`, `capacity`, and `size` are never used
[INFO] [stdout]    --> src/vfs/src/stable_memory.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl StableMemory {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn bytes() -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub fn capacity() -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     pub fn size() -> u64 {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/vfs/src/lib.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 | fn init(path: String) {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bytes` is never used
[INFO] [stdout]   --> src/vfs/src/stable_memory.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn bytes() -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `bytes`, `capacity`, and `size` are never used
[INFO] [stdout]    --> src/vfs/src/stable_memory.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl StableMemory {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn bytes() -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub fn capacity() -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     pub fn size() -> u64 {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.8
[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" "cf6dc0d871889d4c267469b6952bc98fdbc6b157d6281d98b1c9acb5f747b409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf6dc0d871889d4c267469b6952bc98fdbc6b157d6281d98b1c9acb5f747b409", kill_on_drop: false }`
[INFO] [stdout] cf6dc0d871889d4c267469b6952bc98fdbc6b157d6281d98b1c9acb5f747b409
[INFO] checking lyswifter/vfs 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%2Flyswifter%2Fvfs" "/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/lyswifter/vfs 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/lyswifter/vfs
[INFO] finished tweaking git repo https://github.com/lyswifter/vfs
[INFO] tweaked toml for git repo https://github.com/lyswifter/vfs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lyswifter/vfs 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-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] 622d4b73b19bd764e1f9e4bcacdffae829622ca6de7e6399cb8a9624c1bdc52c
[INFO] running `Command { std: "docker" "start" "-a" "622d4b73b19bd764e1f9e4bcacdffae829622ca6de7e6399cb8a9624c1bdc52c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "622d4b73b19bd764e1f9e4bcacdffae829622ca6de7e6399cb8a9624c1bdc52c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "622d4b73b19bd764e1f9e4bcacdffae829622ca6de7e6399cb8a9624c1bdc52c", kill_on_drop: false }`
[INFO] [stdout] 622d4b73b19bd764e1f9e4bcacdffae829622ca6de7e6399cb8a9624c1bdc52c
[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] ce64c96d097edab760199c8ffb219f5ce1643b9751a8920ca8011a208cba6cca
[INFO] running `Command { std: "docker" "start" "-a" "ce64c96d097edab760199c8ffb219f5ce1643b9751a8920ca8011a208cba6cca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
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[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]     Checking fatfs v0.4.0 (https://github.com/rafalh/rust-fatfs?rev=87fc1ed5074a32b4e0344fcdde77359ef9e75432#87fc1ed5)
[INFO] [stderr]     Checking gitoxide-core v0.14.0
[INFO] [stderr]    Compiling candid v0.7.14
[INFO] [stderr]     Checking serde_bytes v0.11.6
[INFO] [stderr]     Checking ic-types v0.3.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling serde_tokenstream v0.1.3
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling num_enum_derive v0.5.7
[INFO] [stderr]    Compiling num_enum v0.5.7
[INFO] [stderr]     Checking ic-cdk v0.4.0
[INFO] [stderr]    Compiling ic-cdk-macros v0.4.0
[INFO] [stderr]     Checking vfs v0.1.0 (/opt/rustwide/workdir/src/vfs)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/vfs/src/stable_memory.rs:157:34
[INFO] [stdout]     |
[INFO] [stdout] 157 |         read(self, buf).map_err(|e| io::Error::new(io::ErrorKind::Other, "oh no"))
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/vfs/src/stable_memory.rs:157:34
[INFO] [stdout]     |
[INFO] [stdout] 157 |         read(self, buf).map_err(|e| io::Error::new(io::ErrorKind::Other, "oh no"))
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/vfs/src/stable_memory.rs:163:35
[INFO] [stdout]     |
[INFO] [stdout] 163 |         write(self, buf).map_err(|e| io::Error::new(io::ErrorKind::OutOfMemory, "oh no"))
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/vfs/src/stable_memory.rs:163:35
[INFO] [stdout]     |
[INFO] [stdout] 163 |         write(self, buf).map_err(|e| io::Error::new(io::ErrorKind::OutOfMemory, "oh no"))
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/vfs/src/lib.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 | fn init(path: String) {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/vfs/src/lib.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 | fn init(path: String) {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bytes` is never used
[INFO] [stdout]   --> src/vfs/src/stable_memory.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn bytes() -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `bytes`, `capacity`, and `size` are never used
[INFO] [stdout]    --> src/vfs/src/stable_memory.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl StableMemory {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn bytes() -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub fn capacity() -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     pub fn size() -> u64 {
[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/vfs/src/lib.rs:129:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |               .map(|entry| {
[INFO] [stdout]     |                     ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 129 | /                 entry
[INFO] [stdout] 130 | |                     .map(|e| e.file_name())
[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] warning: function `bytes` is never used
[INFO] [stdout]   --> src/vfs/src/stable_memory.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn bytes() -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `bytes`, `capacity`, and `size` are never used
[INFO] [stdout]    --> src/vfs/src/stable_memory.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl StableMemory {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn bytes() -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub fn capacity() -> usize {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     pub fn size() -> u64 {
[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/vfs/src/lib.rs:129:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |               .map(|entry| {
[INFO] [stdout]     |                     ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 129 | /                 entry
[INFO] [stdout] 130 | |                     .map(|e| e.file_name())
[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: aborting due to 1 previous error; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vfs` (lib) due to 2 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `vfs` (lib test) due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ce64c96d097edab760199c8ffb219f5ce1643b9751a8920ca8011a208cba6cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce64c96d097edab760199c8ffb219f5ce1643b9751a8920ca8011a208cba6cca", kill_on_drop: false }`
[INFO] [stdout] ce64c96d097edab760199c8ffb219f5ce1643b9751a8920ca8011a208cba6cca