[INFO] cloning repository https://github.com/Skarlett/charsub-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Skarlett/charsub-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkarlett%2Fcharsub-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkarlett%2Fcharsub-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 86d9423eb2abe87207e4c7c5187913c02dcc26a3 [INFO] checking Skarlett/charsub-rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkarlett%2Fcharsub-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Skarlett/charsub-rs 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/Skarlett/charsub-rs [INFO] finished tweaking git repo https://github.com/Skarlett/charsub-rs [INFO] tweaked toml for git repo https://github.com/Skarlett/charsub-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Skarlett/charsub-rs 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] warning: /workspace/builds/worker-3-tc1/source/cli_tool/Cargo.toml: unused manifest key: dependencies.structopt.feature [INFO] [stderr] warning: /workspace/builds/worker-3-tc1/source/cli_tool/Cargo.toml: unused manifest key: package.path [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cast v0.2.3 [INFO] [stderr] Downloaded getrandom v0.2.0 [INFO] [stderr] Downloaded criterion-plot v0.4.3 [INFO] [stderr] Downloaded memoffset v0.6.1 [INFO] [stderr] Downloaded structopt-derive v0.4.14 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.1 [INFO] [stderr] Downloaded structopt v0.3.21 [INFO] [stderr] Downloaded bytes v1.0.0 [INFO] [stderr] Downloaded criterion v0.3.3 [INFO] [stderr] Downloaded regex-automata v0.1.9 [INFO] [stderr] Downloaded mio v0.7.6 [INFO] [stderr] Downloaded rand v0.8.0 [INFO] [stderr] Downloaded half v1.6.0 [INFO] [stderr] Downloaded tokio v1.0.1 [INFO] [stderr] Downloaded bstr v0.2.14 [INFO] [stderr] Downloaded csv v1.1.5 [INFO] [stderr] Downloaded plotters v0.2.15 [INFO] [stderr] Downloaded evc v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d754f282b06ebc166ff351e389e274ac0e8510b22c1a3284a7871a8389108681 [INFO] running `Command { std: "docker" "start" "-a" "d754f282b06ebc166ff351e389e274ac0e8510b22c1a3284a7871a8389108681", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d754f282b06ebc166ff351e389e274ac0e8510b22c1a3284a7871a8389108681", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d754f282b06ebc166ff351e389e274ac0e8510b22c1a3284a7871a8389108681", kill_on_drop: false }` [INFO] [stdout] d754f282b06ebc166ff351e389e274ac0e8510b22c1a3284a7871a8389108681 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 33c9f28c72b20c1faaf135c3ff000fa013f0a0f72a477e2a492b27c2e72fc6db [INFO] running `Command { std: "docker" "start" "-a" "33c9f28c72b20c1faaf135c3ff000fa013f0a0f72a477e2a492b27c2e72fc6db", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/cli_tool/Cargo.toml: unused manifest key: dependencies.structopt.feature [INFO] [stderr] warning: /opt/rustwide/workdir/cli_tool/Cargo.toml: unused manifest key: package.path [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] 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v0.2.0 (/opt/rustwide/workdir/charsub) [INFO] [stdout] warning: unused import: `crate::RuleCell` [INFO] [stdout] --> charsub/src/unit.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::RuleCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `RuleCell` and `patterns::RuleEntry` [INFO] [stdout] --> charsub/src/cursor.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | RuleCell, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | patterns::RuleEntry, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hashbrown::HashMap` [INFO] [stdout] --> charsub/src/cursor.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use hashbrown::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cursor` and `Output` [INFO] [stdout] --> charsub/src/api.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | cursor::{Cursor, Output}, [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RuleCell` [INFO] [stdout] --> charsub/src/scheduler.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | RuleCell, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> charsub/src/patterns.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking cli_tool v0.1.0 (/opt/rustwide/workdir/cli_tool) [INFO] [stdout] warning: unused imports: `Arc` and `Mutex` [INFO] [stdout] --> cli_tool/src/multi_runtime.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | sync::{Arc, Mutex}, [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc` and `Mutex` [INFO] [stdout] --> cli_tool/src/multi_runtime.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | sync::{Arc, Mutex}, [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `func` [INFO] [stdout] --> cli_tool/src/multi_runtime.rs:65:37 [INFO] [stdout] | [INFO] [stdout] 65 | Schedules::SingleThread(func) => true, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_func` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `func` [INFO] [stdout] --> cli_tool/src/multi_runtime.rs:65:37 [INFO] [stdout] | [INFO] [stdout] 65 | Schedules::SingleThread(func) => true, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_func` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Binary` is never constructed [INFO] [stdout] --> cli_tool/src/main.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | struct Binary; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Binary` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> cli_tool/src/error.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | BadInput(String), [INFO] [stdout] | -------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 4 | BadInput(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Binary` is never constructed [INFO] [stdout] --> cli_tool/src/main.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | struct Binary; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Binary` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> cli_tool/src/error.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | BadInput(String), [INFO] [stdout] | -------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 4 | BadInput(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> cli_tool/src/error.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | writeln!(x, "{:?}", &self); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> cli_tool/src/error.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | writeln!(x, "{:?}", &self); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [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] [stdout] warning: unused imports: `RuleCell` and `patterns::RuleEntry` [INFO] [stdout] --> charsub/src/cursor.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | RuleCell, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | patterns::RuleEntry, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hashbrown::HashMap` [INFO] [stdout] --> charsub/src/cursor.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use hashbrown::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cursor` and `Output` [INFO] [stdout] --> charsub/src/api.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | cursor::{Cursor, Output}, [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RuleCell` [INFO] [stdout] --> charsub/src/scheduler.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | RuleCell, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> charsub/src/patterns.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter` [INFO] [stdout] --> charsub/bench/schedulers.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::iter; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `criterion::Throughput` [INFO] [stdout] --> charsub/bench/schedulers.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use criterion::Throughput; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ModulusPattern` and `MultithreadMutex` [INFO] [stdout] --> charsub/bench/schedulers.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | scheduler::{MultithreadMutex, TokioMutex, SingleThread}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 68 | ConstPattern, ModulusPattern [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `finished_SingleThread_ConstPattern` should have a snake case name [INFO] [stdout] --> charsub/bench/schedulers.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | fn [](c: &mut Criterion) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `finished_single_thread_const_pattern` [INFO] [stdout] ... [INFO] [stdout] 72 | test_me!(SingleThread, ConstPattern); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = note: this warning originates in the macro `test_me` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `finished_TokioMutex_ConstPattern` should have a snake case name [INFO] [stdout] --> charsub/bench/schedulers.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | fn [](c: &mut Criterion) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `finished_tokio_mutex_const_pattern` [INFO] [stdout] ... [INFO] [stdout] 73 | test_me!(TokioMutex, ConstPattern); [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `test_me` (in Nightly builds, run with -Z macro-backtrace for more info) [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 6.03s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3 [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" "33c9f28c72b20c1faaf135c3ff000fa013f0a0f72a477e2a492b27c2e72fc6db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33c9f28c72b20c1faaf135c3ff000fa013f0a0f72a477e2a492b27c2e72fc6db", kill_on_drop: false }` [INFO] [stdout] 33c9f28c72b20c1faaf135c3ff000fa013f0a0f72a477e2a492b27c2e72fc6db [INFO] checking Skarlett/charsub-rs 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%2FSkarlett%2Fcharsub-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Skarlett/charsub-rs 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/Skarlett/charsub-rs [INFO] finished tweaking git repo https://github.com/Skarlett/charsub-rs [INFO] tweaked toml for git repo https://github.com/Skarlett/charsub-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Skarlett/charsub-rs 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] [stderr] warning: /workspace/builds/worker-3-tc2/source/cli_tool/Cargo.toml: unused manifest key: dependencies.structopt.feature [INFO] [stderr] warning: /workspace/builds/worker-3-tc2/source/cli_tool/Cargo.toml: unused manifest key: package.path [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4d738c8247cf9710fd5f847f47651239955a580a480f4410eeea83d453cef901 [INFO] running `Command { std: "docker" "start" "-a" "4d738c8247cf9710fd5f847f47651239955a580a480f4410eeea83d453cef901", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d738c8247cf9710fd5f847f47651239955a580a480f4410eeea83d453cef901", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d738c8247cf9710fd5f847f47651239955a580a480f4410eeea83d453cef901", kill_on_drop: false }` [INFO] [stdout] 4d738c8247cf9710fd5f847f47651239955a580a480f4410eeea83d453cef901 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 15fdec3d05abf618ed21fb2d5c9af7ceefba71903b0e179bb0ee478997ef4769 [INFO] running `Command { std: "docker" "start" "-a" "15fdec3d05abf618ed21fb2d5c9af7ceefba71903b0e179bb0ee478997ef4769", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/cli_tool/Cargo.toml: unused manifest key: dependencies.structopt.feature [INFO] [stderr] warning: /opt/rustwide/workdir/cli_tool/Cargo.toml: unused manifest key: package.path [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling tokio v1.0.1 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot_core v0.8.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking mio v0.7.6 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking ahash v0.4.7 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Checking pin-project-lite v0.2.0 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking bytes v1.0.0 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking evc v0.1.2 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking half v1.6.0 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Compiling paste v1.0.4 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking rand v0.8.0 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking csv v1.1.5 [INFO] [stderr] Checking tinytemplate v1.2.0 [INFO] [stderr] Compiling tokio-macros v1.0.0 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stderr] Checking charsub v0.2.0 (/opt/rustwide/workdir/charsub) [INFO] [stdout] warning: unused import: `crate::RuleCell` [INFO] [stdout] --> charsub/src/unit.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::RuleCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `RuleCell` and `patterns::RuleEntry` [INFO] [stdout] --> charsub/src/cursor.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | RuleCell, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | patterns::RuleEntry, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hashbrown::HashMap` [INFO] [stdout] --> charsub/src/cursor.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use hashbrown::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cursor` and `Output` [INFO] [stdout] --> charsub/src/api.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | cursor::{Cursor, Output}, [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RuleCell` [INFO] [stdout] --> charsub/src/scheduler.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | RuleCell, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> charsub/src/patterns.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` 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] --> charsub/src/api.rs:47:20 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn new(rules: R, scheduler: T) -> 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] 47 | rules: rules.into(), [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] --> charsub/src/scheduler.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 120 | fn into(self) -> HashSet { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 121 | self.buf.lock().unwrap().clone() [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] --> charsub/src/scheduler.rs:191:9 [INFO] [stdout] | [INFO] [stdout] 190 | fn into(self) -> HashSet { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 191 | self.buf.lock().unwrap().clone() [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 3 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `charsub` (lib) due to 4 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "15fdec3d05abf618ed21fb2d5c9af7ceefba71903b0e179bb0ee478997ef4769", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15fdec3d05abf618ed21fb2d5c9af7ceefba71903b0e179bb0ee478997ef4769", kill_on_drop: false }` [INFO] [stdout] 15fdec3d05abf618ed21fb2d5c9af7ceefba71903b0e179bb0ee478997ef4769