[INFO] fetching crate e9571_io_lib 0.1.1... [INFO] testing e9571_io_lib-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate e9571_io_lib 0.1.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate e9571_io_lib 0.1.1 [INFO] finished tweaking crates.io crate e9571_io_lib 0.1.1 [INFO] tweaked toml for crates.io crate e9571_io_lib 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate e9571_io_lib 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate e9571_io_lib 0.1.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a6c7d3419ab3d030c65545c8e1cc3d25229099dc289bed966b1f87478a8962a0 [INFO] running `Command { std: "docker" "start" "-a" "a6c7d3419ab3d030c65545c8e1cc3d25229099dc289bed966b1f87478a8962a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6c7d3419ab3d030c65545c8e1cc3d25229099dc289bed966b1f87478a8962a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6c7d3419ab3d030c65545c8e1cc3d25229099dc289bed966b1f87478a8962a0", kill_on_drop: false }` [INFO] [stdout] a6c7d3419ab3d030c65545c8e1cc3d25229099dc289bed966b1f87478a8962a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d3ffc95d023f3d79ed1af523bc06fdd2e7936d55e11ece000ee303c74b206ad0 [INFO] running `Command { std: "docker" "start" "-a" "d3ffc95d023f3d79ed1af523bc06fdd2e7936d55e11ece000ee303c74b206ad0", kill_on_drop: false }` [INFO] [stderr] Compiling chksum-hash-core v0.0.0 [INFO] [stderr] Compiling iana-time-zone v0.1.63 [INFO] [stderr] Compiling md5 v0.8.0 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling chrono v0.4.41 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling chksum-core v0.1.0 [INFO] [stderr] Compiling chksum-hash-md5 v0.0.1 [INFO] [stderr] Compiling chksum-md5 v0.1.0 [INFO] [stderr] Compiling e9571_file_lib v0.1.0 [INFO] [stderr] Compiling e9571_io_lib v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `count` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut count = 0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_count` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `count` is never read [INFO] [stdout] --> src/lib.rs:129:21 [INFO] [stdout] | [INFO] [stdout] 129 | count += 1; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.78s [INFO] running `Command { std: "docker" "inspect" "d3ffc95d023f3d79ed1af523bc06fdd2e7936d55e11ece000ee303c74b206ad0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3ffc95d023f3d79ed1af523bc06fdd2e7936d55e11ece000ee303c74b206ad0", kill_on_drop: false }` [INFO] [stdout] d3ffc95d023f3d79ed1af523bc06fdd2e7936d55e11ece000ee303c74b206ad0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a17b989aa957a9ca67a7fef3a61763c652298b7c59271f95c37bc4c251214c3 [INFO] running `Command { std: "docker" "start" "-a" "0a17b989aa957a9ca67a7fef3a61763c652298b7c59271f95c37bc4c251214c3", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `count` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut count = 0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_count` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `count` is never read [INFO] [stdout] --> src/lib.rs:129:21 [INFO] [stdout] | [INFO] [stdout] 129 | count += 1; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling e9571_io_lib v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `count` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut count = 0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_count` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `count` is never read [INFO] [stdout] --> src/lib.rs:129:21 [INFO] [stdout] | [INFO] [stdout] 129 | count += 1; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `Command { std: "docker" "inspect" "0a17b989aa957a9ca67a7fef3a61763c652298b7c59271f95c37bc4c251214c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a17b989aa957a9ca67a7fef3a61763c652298b7c59271f95c37bc4c251214c3", kill_on_drop: false }` [INFO] [stdout] 0a17b989aa957a9ca67a7fef3a61763c652298b7c59271f95c37bc4c251214c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4dc598bb599d334af822ef9a0e1e10d23de52dd2467e137e0c7bf612af3b82a6 [INFO] running `Command { std: "docker" "start" "-a" "4dc598bb599d334af822ef9a0e1e10d23de52dd2467e137e0c7bf612af3b82a6", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/lib.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable `count` is assigned to, but never used [INFO] [stderr] --> src/lib.rs:113:13 [INFO] [stderr] | [INFO] [stderr] 113 | let mut count = 0; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_count` instead [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `count` is never read [INFO] [stderr] --> src/lib.rs:129:21 [INFO] [stderr] | [INFO] [stderr] 129 | count += 1; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `e9571_io_lib` (lib) generated 3 warnings (run `cargo fix --lib -p e9571_io_lib` to apply 1 suggestion) [INFO] [stderr] warning: `e9571_io_lib` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/e9571_io_lib-339df76e86b563df) [INFO] [stdout] [INFO] [stderr] Doc-tests e9571_io_lib [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] [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" "4dc598bb599d334af822ef9a0e1e10d23de52dd2467e137e0c7bf612af3b82a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4dc598bb599d334af822ef9a0e1e10d23de52dd2467e137e0c7bf612af3b82a6", kill_on_drop: false }` [INFO] [stdout] 4dc598bb599d334af822ef9a0e1e10d23de52dd2467e137e0c7bf612af3b82a6