[INFO] fetching crate rust-single 25.8.41... [INFO] testing rust-single-25.8.41 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate rust-single 25.8.41 into /workspace/builds/worker-7-tc1/source [INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml [INFO] started tweaking crates.io crate rust-single 25.8.41 [INFO] finished tweaking crates.io crate rust-single 25.8.41 [INFO] tweaked toml for crates.io crate rust-single 25.8.41 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rust-single 25.8.41 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rust-single 25.8.41 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 067fa66835951b5f8ed20a3188f530d2e5bf0d622f7ad82e98124eda978002ad [INFO] running `Command { std: "docker" "start" "-a" "067fa66835951b5f8ed20a3188f530d2e5bf0d622f7ad82e98124eda978002ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "067fa66835951b5f8ed20a3188f530d2e5bf0d622f7ad82e98124eda978002ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "067fa66835951b5f8ed20a3188f530d2e5bf0d622f7ad82e98124eda978002ad", kill_on_drop: false }` [INFO] [stdout] 067fa66835951b5f8ed20a3188f530d2e5bf0d622f7ad82e98124eda978002ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e13abcdcdafd6148b43562cb318db6d45cedc5003d14133257c15e8bed87780c [INFO] running `Command { std: "docker" "start" "-a" "e13abcdcdafd6148b43562cb318db6d45cedc5003d14133257c15e8bed87780c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Compiling rust-single v25.8.41 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Single` [INFO] [stdout] --> src/core.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{AnyResult, Single}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `panic` and `thread` [INFO] [stdout] --> src/core.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{panic, thread}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Arc` [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path_ipc` [INFO] [stdout] --> src/lib.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let path_ipc = format!("{}.ipc", build.path); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_ipc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | let mut single = Single { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `panic_msg` is never used [INFO] [stdout] --> src/core.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn panic_msg(p: Box) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.88s [INFO] running `Command { std: "docker" "inspect" "e13abcdcdafd6148b43562cb318db6d45cedc5003d14133257c15e8bed87780c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e13abcdcdafd6148b43562cb318db6d45cedc5003d14133257c15e8bed87780c", kill_on_drop: false }` [INFO] [stdout] e13abcdcdafd6148b43562cb318db6d45cedc5003d14133257c15e8bed87780c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37034a781779086205c1c008a42564ddd863457c5981b820248bb01dcec9da96 [INFO] running `Command { std: "docker" "start" "-a" "37034a781779086205c1c008a42564ddd863457c5981b820248bb01dcec9da96", kill_on_drop: false }` [INFO] [stderr] Compiling rust-single v25.8.41 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Single` [INFO] [stdout] --> src/core.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{AnyResult, Single}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `panic` and `thread` [INFO] [stdout] --> src/core.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{panic, thread}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Arc` [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path_ipc` [INFO] [stdout] --> src/lib.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let path_ipc = format!("{}.ipc", build.path); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_ipc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | let mut single = Single { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `panic_msg` is never used [INFO] [stdout] --> src/core.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn panic_msg(p: Box) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Single` [INFO] [stdout] --> src/core.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{AnyResult, Single}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `panic` and `thread` [INFO] [stdout] --> src/core.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{panic, thread}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Arc` [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path_ipc` [INFO] [stdout] --> src/lib.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let path_ipc = format!("{}.ipc", build.path); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_ipc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | let mut single = Single { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `panic_msg` is never used [INFO] [stdout] --> src/core.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn panic_msg(p: Box) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "37034a781779086205c1c008a42564ddd863457c5981b820248bb01dcec9da96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37034a781779086205c1c008a42564ddd863457c5981b820248bb01dcec9da96", kill_on_drop: false }` [INFO] [stdout] 37034a781779086205c1c008a42564ddd863457c5981b820248bb01dcec9da96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d436fc27c4d39c1875a81ff7a17ab8585487ded7452a5db55510023f9c9f08fc [INFO] running `Command { std: "docker" "start" "-a" "d436fc27c4d39c1875a81ff7a17ab8585487ded7452a5db55510023f9c9f08fc", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Single` [INFO] [stderr] --> src/core.rs:1:24 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::{AnyResult, Single}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `panic` and `thread` [INFO] [stderr] --> src/core.rs:7:11 [INFO] [stderr] | [INFO] [stderr] 7 | use std::{panic, thread}; [INFO] [stderr] | ^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::Arc` [INFO] [stderr] --> src/lib.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::sync::Arc; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path_ipc` [INFO] [stderr] --> src/lib.rs:42:13 [INFO] [stderr] | [INFO] [stderr] 42 | let path_ipc = format!("{}.ipc", build.path); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_ipc` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:57:21 [INFO] [stderr] | [INFO] [stderr] 57 | let mut single = Single { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `panic_msg` is never used [INFO] [stderr] --> src/core.rs:43:8 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn panic_msg(p: Box) -> String { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `rust-single` (lib) generated 6 warnings (run `cargo fix --lib -p rust-single` to apply 4 suggestions) [INFO] [stderr] warning: `rust-single` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_single-81c131c2900bffa6) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rust_single [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d436fc27c4d39c1875a81ff7a17ab8585487ded7452a5db55510023f9c9f08fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d436fc27c4d39c1875a81ff7a17ab8585487ded7452a5db55510023f9c9f08fc", kill_on_drop: false }` [INFO] [stdout] d436fc27c4d39c1875a81ff7a17ab8585487ded7452a5db55510023f9c9f08fc