[INFO] cloning repository https://github.com/brianduff/gitstats [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brianduff/gitstats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianduff%2Fgitstats", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianduff%2Fgitstats'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0e12007d8faec7130d3a0a898d981b5aff337b82 [INFO] checking brianduff/gitstats/0e12007d8faec7130d3a0a898d981b5aff337b82 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%2Fbrianduff%2Fgitstats" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brianduff/gitstats 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/brianduff/gitstats [INFO] finished tweaking git repo https://github.com/brianduff/gitstats [INFO] tweaked toml for git repo https://github.com/brianduff/gitstats written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/brianduff/gitstats 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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 98eeafe2e7f14dfe2c006063b896b7b5941b8fff86b012baa217cc1d91517a21 [INFO] running `Command { std: "docker" "start" "-a" "98eeafe2e7f14dfe2c006063b896b7b5941b8fff86b012baa217cc1d91517a21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "98eeafe2e7f14dfe2c006063b896b7b5941b8fff86b012baa217cc1d91517a21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98eeafe2e7f14dfe2c006063b896b7b5941b8fff86b012baa217cc1d91517a21", kill_on_drop: false }` [INFO] [stdout] 98eeafe2e7f14dfe2c006063b896b7b5941b8fff86b012baa217cc1d91517a21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a66435d7a069a481f8c181bd1811c699b18735a3c1423014c762e66e9504beae [INFO] running `Command { std: "docker" "start" "-a" "a66435d7a069a481f8c181bd1811c699b18735a3c1423014c762e66e9504beae", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling pkg-config v0.3.22 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling anyhow v1.0.45 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Checking openssl-probe v0.1.4 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Compiling jobserver v0.1.24 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking console v0.15.0 [INFO] [stderr] Checking rayon-core v1.9.1 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking indicatif v0.16.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking rayon v1.5.1 [INFO] [stderr] Compiling openssl-sys v0.9.70 [INFO] [stderr] Compiling libz-sys v1.1.3 [INFO] [stderr] Compiling libssh2-sys v0.2.23 [INFO] [stderr] Compiling libgit2-sys v0.12.24+1.3.0 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking git2 v0.13.23 [INFO] [stderr] Checking gitstats v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Commit` and `Object` [INFO] [stdout] --> src/main.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | use git2::{Commit, Object, ObjectType, Oid, Repository, Tree}; [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Commit` and `Object` [INFO] [stdout] --> src/main.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | use git2::{Commit, Object, ObjectType, Oid, Repository, Tree}; [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `last_tree` is assigned to, but never used [INFO] [stdout] --> src/main.rs:29:11 [INFO] [stdout] | [INFO] [stdout] 29 | let mut last_tree: Option = None; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_last_tree` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `last_tree` is never read [INFO] [stdout] --> src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | last_tree = Some(tree); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/main.rs:100:7 [INFO] [stdout] | [INFO] [stdout] 100 | for r in rx.iter().take(count) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `last_tree` is assigned to, but never used [INFO] [stdout] --> src/main.rs:29:11 [INFO] [stdout] | [INFO] [stdout] 29 | let mut last_tree: Option = None; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_last_tree` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `last_tree` is never read [INFO] [stdout] --> src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | last_tree = Some(tree); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/main.rs:100:7 [INFO] [stdout] | [INFO] [stdout] 100 | for r in rx.iter().take(count) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `when`, `summary`, and `author` are never read [INFO] [stdout] --> src/main.rs:134:3 [INFO] [stdout] | [INFO] [stdout] 133 | struct DiffInfo { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 134 | when: NaiveDateTime, [INFO] [stdout] | ^^^^ [INFO] [stdout] 135 | summary: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 136 | author: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `when`, `summary`, and `author` are never read [INFO] [stdout] --> src/main.rs:134:3 [INFO] [stdout] | [INFO] [stdout] 133 | struct DiffInfo { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 134 | when: NaiveDateTime, [INFO] [stdout] | ^^^^ [INFO] [stdout] 135 | summary: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 136 | author: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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] --> src/main.rs:76:31 [INFO] [stdout] | [INFO] [stdout] 76 | let repo = tl.get_or(|| Repository::open(repo_path.as_str()).unwrap()); [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: aborting due to 1 previous error; 6 warnings emitted [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/main.rs:76:31 [INFO] [stdout] | [INFO] [stdout] 76 | let repo = tl.get_or(|| Repository::open(repo_path.as_str()).unwrap()); [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: aborting due to 1 previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gitstats` (bin "gitstats" test) due to 2 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `gitstats` (bin "gitstats") due to 2 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a66435d7a069a481f8c181bd1811c699b18735a3c1423014c762e66e9504beae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a66435d7a069a481f8c181bd1811c699b18735a3c1423014c762e66e9504beae", kill_on_drop: false }` [INFO] [stdout] a66435d7a069a481f8c181bd1811c699b18735a3c1423014c762e66e9504beae