[INFO] fetching crate substring 1.4.5... [INFO] testing substring-1.4.5 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate substring 1.4.5 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate substring 1.4.5 [INFO] finished tweaking crates.io crate substring 1.4.5 [INFO] tweaked toml for crates.io crate substring 1.4.5 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate substring 1.4.5 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83334d452978feedaabae5583856ec8efc856a243c57a6bd9dc68df34b5616d2 [INFO] running `Command { std: "docker" "start" "-a" "83334d452978feedaabae5583856ec8efc856a243c57a6bd9dc68df34b5616d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83334d452978feedaabae5583856ec8efc856a243c57a6bd9dc68df34b5616d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83334d452978feedaabae5583856ec8efc856a243c57a6bd9dc68df34b5616d2", kill_on_drop: false }` [INFO] [stdout] 83334d452978feedaabae5583856ec8efc856a243c57a6bd9dc68df34b5616d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e44743b1088a133f36a3738980e258bbc08437c0e65455ed63e377fb38b4579 [INFO] running `Command { std: "docker" "start" "-a" "0e44743b1088a133f36a3738980e258bbc08437c0e65455ed63e377fb38b4579", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Compiling substring v1.4.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/lib.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "0e44743b1088a133f36a3738980e258bbc08437c0e65455ed63e377fb38b4579", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e44743b1088a133f36a3738980e258bbc08437c0e65455ed63e377fb38b4579", kill_on_drop: false }` [INFO] [stdout] 0e44743b1088a133f36a3738980e258bbc08437c0e65455ed63e377fb38b4579 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9602ef047873ce0f88db4c35ed07e50ea79fb60a00f7daccd76092e8f741986a [INFO] running `Command { std: "docker" "start" "-a" "9602ef047873ce0f88db4c35ed07e50ea79fb60a00f7daccd76092e8f741986a", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Compiling substring v1.4.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/lib.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/lib.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "9602ef047873ce0f88db4c35ed07e50ea79fb60a00f7daccd76092e8f741986a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9602ef047873ce0f88db4c35ed07e50ea79fb60a00f7daccd76092e8f741986a", kill_on_drop: false }` [INFO] [stdout] 9602ef047873ce0f88db4c35ed07e50ea79fb60a00f7daccd76092e8f741986a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] dda24477a1d81bff01aea0b2cf4bcf71d2678184d176e8ed1e8db7da573d1cb4 [INFO] running `Command { std: "docker" "start" "-a" "dda24477a1d81bff01aea0b2cf4bcf71d2678184d176e8ed1e8db7da573d1cb4", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stderr] --> src/lib.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 86 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stderr] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `substring` (lib) generated 1 warning (run `cargo fix --lib -p substring` to apply 1 suggestion) [INFO] [stderr] warning: `substring` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/substring-198a73e0eb001bc4) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::test_start_and_end_equal ... ok [INFO] [stdout] test tests::test_multiple_byte_characters ... ok [INFO] [stdout] test tests::test_start_less_than_end ... ok [INFO] [stdout] test tests::test_out_of_bounds ... ok [INFO] [stdout] test tests::test_substring ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests substring [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 28) ... ok [INFO] [stdout] test src/lib.rs - str::substring (line 81) ... ok [INFO] [stdout] test src/lib.rs - (line 10) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "dda24477a1d81bff01aea0b2cf4bcf71d2678184d176e8ed1e8db7da573d1cb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dda24477a1d81bff01aea0b2cf4bcf71d2678184d176e8ed1e8db7da573d1cb4", kill_on_drop: false }` [INFO] [stdout] dda24477a1d81bff01aea0b2cf4bcf71d2678184d176e8ed1e8db7da573d1cb4