[INFO] fetching crate rcf 0.1.2... [INFO] testing rcf-0.1.2 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate rcf 0.1.2 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate rcf 0.1.2 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rcf 0.1.2 [INFO] finished tweaking crates.io crate rcf 0.1.2 [INFO] tweaked toml for crates.io crate rcf 0.1.2 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate rcf 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 94045d612e062ca7ff8b0886fa5dedee418cfb8b90bba7ca6ee4ef01147014ca [INFO] running `Command { std: "docker" "start" "-a" "94045d612e062ca7ff8b0886fa5dedee418cfb8b90bba7ca6ee4ef01147014ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "94045d612e062ca7ff8b0886fa5dedee418cfb8b90bba7ca6ee4ef01147014ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94045d612e062ca7ff8b0886fa5dedee418cfb8b90bba7ca6ee4ef01147014ca", kill_on_drop: false }` [INFO] [stdout] 94045d612e062ca7ff8b0886fa5dedee418cfb8b90bba7ca6ee4ef01147014ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0aa05662d48599b1608d93e72180e90bdfc2d701850309cd60e14d79b02805c3 [INFO] running `Command { std: "docker" "start" "-a" "0aa05662d48599b1608d93e72180e90bdfc2d701850309cd60e14d79b02805c3", kill_on_drop: false }` [INFO] [stderr] Compiling const_fn v0.4.4 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling itertools v0.10.0 [INFO] [stderr] Compiling fuzzy-matcher v0.3.7 [INFO] [stderr] Compiling termion v1.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling crossbeam-queue v0.3.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling crossbeam v0.8.0 [INFO] [stderr] Compiling rcf v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/lib.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | id: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.31s [INFO] running `Command { std: "docker" "inspect" "0aa05662d48599b1608d93e72180e90bdfc2d701850309cd60e14d79b02805c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0aa05662d48599b1608d93e72180e90bdfc2d701850309cd60e14d79b02805c3", kill_on_drop: false }` [INFO] [stdout] 0aa05662d48599b1608d93e72180e90bdfc2d701850309cd60e14d79b02805c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c25fa92b81831885f2d9d308ae9a9f9d4e25e1a8628a7bc6fc74d15b5186610c [INFO] running `Command { std: "docker" "start" "-a" "c25fa92b81831885f2d9d308ae9a9f9d4e25e1a8628a7bc6fc74d15b5186610c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rcf v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/lib.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | id: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/lib.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | id: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.48s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rcf-e2e89598c6843f49) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rcf-ddfdfcabb16037f2) [INFO] running `Command { std: "docker" "inspect" "c25fa92b81831885f2d9d308ae9a9f9d4e25e1a8628a7bc6fc74d15b5186610c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c25fa92b81831885f2d9d308ae9a9f9d4e25e1a8628a7bc6fc74d15b5186610c", kill_on_drop: false }` [INFO] [stdout] c25fa92b81831885f2d9d308ae9a9f9d4e25e1a8628a7bc6fc74d15b5186610c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 90a24ba8b17a98aa75223bbb9abe61d1d75917cd65cfedf78dd14ff97b245ae8 [INFO] running `Command { std: "docker" "start" "-a" "90a24ba8b17a98aa75223bbb9abe61d1d75917cd65cfedf78dd14ff97b245ae8", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `id` [INFO] [stderr] --> src/lib.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | id: u32, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/lib.rs:37:10 [INFO] [stderr] | [INFO] [stderr] 37 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `rcf` (lib) generated 1 warning [INFO] [stderr] warning: `rcf` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rcf-e2e89598c6843f49) [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rcf-ddfdfcabb16037f2) [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] [stderr] Doc-tests rcf [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" "90a24ba8b17a98aa75223bbb9abe61d1d75917cd65cfedf78dd14ff97b245ae8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90a24ba8b17a98aa75223bbb9abe61d1d75917cd65cfedf78dd14ff97b245ae8", kill_on_drop: false }` [INFO] [stdout] 90a24ba8b17a98aa75223bbb9abe61d1d75917cd65cfedf78dd14ff97b245ae8