[INFO] fetching crate perm 0.9.3... [INFO] testing perm-0.9.3 against 1.83.0 for beta-1.84.0-4 [INFO] extracting crate perm 0.9.3 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate perm 0.9.3 on toolchain 1.83.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate perm 0.9.3 [INFO] finished tweaking crates.io crate perm 0.9.3 [INFO] tweaked toml for crates.io crate perm 0.9.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 247540d8f97b5d22ac551d82eedbe3c67cd6e077c60c523130c7fe059ebc0dc4 [INFO] running `Command { std: "docker" "start" "-a" "247540d8f97b5d22ac551d82eedbe3c67cd6e077c60c523130c7fe059ebc0dc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "247540d8f97b5d22ac551d82eedbe3c67cd6e077c60c523130c7fe059ebc0dc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "247540d8f97b5d22ac551d82eedbe3c67cd6e077c60c523130c7fe059ebc0dc4", kill_on_drop: false }` [INFO] [stdout] 247540d8f97b5d22ac551d82eedbe3c67cd6e077c60c523130c7fe059ebc0dc4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 563a809f9388ec2ad4b90d807e16006d85fe4a830a4fdc6f9e823eee05b8c9b9 [INFO] running `Command { std: "docker" "start" "-a" "563a809f9388ec2ad4b90d807e16006d85fe4a830a4fdc6f9e823eee05b8c9b9", kill_on_drop: false }` [INFO] [stderr] Compiling perm v0.9.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/error.rs:51:26 [INFO] [stdout] | [INFO] [stdout] 48 | impl Error { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 51 | pub (crate) const fn new(line: u32, module_path: &'static str, msg: Option>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] running `Command { std: "docker" "inspect" "563a809f9388ec2ad4b90d807e16006d85fe4a830a4fdc6f9e823eee05b8c9b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "563a809f9388ec2ad4b90d807e16006d85fe4a830a4fdc6f9e823eee05b8c9b9", kill_on_drop: false }` [INFO] [stdout] 563a809f9388ec2ad4b90d807e16006d85fe4a830a4fdc6f9e823eee05b8c9b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de9f743d72fb892d637cf860e101b6208c5826660f160accabcb67f40c772dcd [INFO] running `Command { std: "docker" "start" "-a" "de9f743d72fb892d637cf860e101b6208c5826660f160accabcb67f40c772dcd", kill_on_drop: false }` [INFO] [stderr] Compiling perm v0.9.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/error.rs:51:26 [INFO] [stdout] | [INFO] [stdout] 48 | impl Error { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 51 | pub (crate) const fn new(line: u32, module_path: &'static str, msg: Option>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/error.rs:51:26 [INFO] [stdout] | [INFO] [stdout] 48 | impl Error { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 51 | pub (crate) const fn new(line: u32, module_path: &'static str, msg: Option>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> tests/perm_iter.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | format!("{:?}", PermIter::new(vec![0_u8..=1, 0..=2, 0..=0], &buffer)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `Command { std: "docker" "inspect" "de9f743d72fb892d637cf860e101b6208c5826660f160accabcb67f40c772dcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de9f743d72fb892d637cf860e101b6208c5826660f160accabcb67f40c772dcd", kill_on_drop: false }` [INFO] [stdout] de9f743d72fb892d637cf860e101b6208c5826660f160accabcb67f40c772dcd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f40c2ea94bd5e888d541294f86bbf9b5c3d90b77b787269b0b1f5b60b08d5c0e [INFO] running `Command { std: "docker" "start" "-a" "f40c2ea94bd5e888d541294f86bbf9b5c3d90b77b787269b0b1f5b60b08d5c0e", kill_on_drop: false }` [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/error.rs:51:26 [INFO] [stderr] | [INFO] [stderr] 48 | impl Error { [INFO] [stderr] | ---------- associated function in this implementation [INFO] [stderr] ... [INFO] [stderr] 51 | pub (crate) const fn new(line: u32, module_path: &'static str, msg: Option>) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `perm` (lib) generated 1 warning [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> tests/perm_iter.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | format!("{:?}", PermIter::new(vec![0_u8..=1, 0..=2, 0..=0], &buffer)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `perm` (test "perm_iter") generated 1 warning [INFO] [stderr] warning: `perm` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/perm-bdbf5755b5986c1e) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_crate_version ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/perm_iter.rs (/opt/rustwide/target/debug/deps/perm_iter-a5600f29c0472b3d) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test perm_iters_implementation_of_iterator_nth_with_simple_data ... ok [INFO] [stdout] test perm_iters_implementation_of_iterator_nth_with_small_data ... ok [INFO] [stdout] test perm_iters_clone_with ... ok [INFO] [stdout] test perm_iters_implementation_of_iterator_nth ... ok [INFO] [stdout] test perm_iters ... ok [INFO] [stdout] test perm_iters_implementation_of_iterator_nth_with_large_data ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 34.21s [INFO] [stdout] [INFO] [stderr] Doc-tests perm [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/perm_iter.rs - perm_iter::PermIter (line 55) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f40c2ea94bd5e888d541294f86bbf9b5c3d90b77b787269b0b1f5b60b08d5c0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f40c2ea94bd5e888d541294f86bbf9b5c3d90b77b787269b0b1f5b60b08d5c0e", kill_on_drop: false }` [INFO] [stdout] f40c2ea94bd5e888d541294f86bbf9b5c3d90b77b787269b0b1f5b60b08d5c0e