[INFO] fetching crate tommilligan_rmatrix 0.0.1... [INFO] testing tommilligan_rmatrix-0.0.1 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate tommilligan_rmatrix 0.0.1 into /workspace/builds/worker-29/source [INFO] validating manifest of crates.io crate tommilligan_rmatrix 0.0.1 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 tommilligan_rmatrix 0.0.1 [INFO] finished tweaking crates.io crate tommilligan_rmatrix 0.0.1 [INFO] tweaked toml for crates.io crate tommilligan_rmatrix 0.0.1 written to /workspace/builds/worker-29/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 2205019a8be8c791d8241d6e452488d2da802e5d9d4e30bafa78a4aa3be56696 [INFO] running `Command { std: "docker" "start" "-a" "2205019a8be8c791d8241d6e452488d2da802e5d9d4e30bafa78a4aa3be56696", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2205019a8be8c791d8241d6e452488d2da802e5d9d4e30bafa78a4aa3be56696", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2205019a8be8c791d8241d6e452488d2da802e5d9d4e30bafa78a4aa3be56696", kill_on_drop: false }` [INFO] [stdout] 2205019a8be8c791d8241d6e452488d2da802e5d9d4e30bafa78a4aa3be56696 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 968840cb4d21c21298d3c598f4455eb8620781589c70f5b7d884cf102ee3dc8d [INFO] running `Command { std: "docker" "start" "-a" "968840cb4d21c21298d3c598f4455eb8620781589c70f5b7d884cf102ee3dc8d", 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] [stderr] Compiling ncurses v5.101.0 [INFO] [stderr] Compiling term_size v0.3.2 [INFO] [stderr] Compiling signal-hook v0.1.17 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling pancurses v0.16.1 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling tommilligan_rmatrix v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | (RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 29 - (RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char) [INFO] [stdout] 29 + RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | s.send(signal); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.80s [INFO] running `Command { std: "docker" "inspect" "968840cb4d21c21298d3c598f4455eb8620781589c70f5b7d884cf102ee3dc8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "968840cb4d21c21298d3c598f4455eb8620781589c70f5b7d884cf102ee3dc8d", kill_on_drop: false }` [INFO] [stdout] 968840cb4d21c21298d3c598f4455eb8620781589c70f5b7d884cf102ee3dc8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] c03af5645f8e1fdfd0aad9aca33a91e7a8931631d4085790ab2328d842f07cc8 [INFO] running `Command { std: "docker" "start" "-a" "c03af5645f8e1fdfd0aad9aca33a91e7a8931631d4085790ab2328d842f07cc8", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | (RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 29 - (RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char) [INFO] [stdout] 29 + RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tommilligan_rmatrix v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | s.send(signal); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | (RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 29 - (RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char) [INFO] [stdout] 29 + RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.69s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/tommilligan_rmatrix-85fb9d7784b3659f) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/tommilligan_rmatrix-eb4ce31bf62b6683) [INFO] running `Command { std: "docker" "inspect" "c03af5645f8e1fdfd0aad9aca33a91e7a8931631d4085790ab2328d842f07cc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c03af5645f8e1fdfd0aad9aca33a91e7a8931631d4085790ab2328d842f07cc8", kill_on_drop: false }` [INFO] [stdout] c03af5645f8e1fdfd0aad9aca33a91e7a8931631d4085790ab2328d842f07cc8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 245c99c05170bdb93f97ac7e209e002bfa0f9e28a92863fee4b15f69cf3abe20 [INFO] running `Command { std: "docker" "start" "-a" "245c99c05170bdb93f97ac7e209e002bfa0f9e28a92863fee4b15f69cf3abe20", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/lib.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | (RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 29 - (RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char) [INFO] [stderr] 29 + RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `tommilligan_rmatrix` (lib) generated 1 warning [INFO] [stderr] warning: `tommilligan_rmatrix` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | s.send(signal); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `tommilligan_rmatrix` (bin "tommilligan_rmatrix" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tommilligan_rmatrix-85fb9d7784b3659f) [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] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tommilligan_rmatrix-eb4ce31bf62b6683) [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 tommilligan_rmatrix [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | (RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 29 - (RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char) [INFO] [stderr] 29 + RNG.with(|rng| (*rng).borrow_mut().gen::() % randnum + randmin) as char [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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" "245c99c05170bdb93f97ac7e209e002bfa0f9e28a92863fee4b15f69cf3abe20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "245c99c05170bdb93f97ac7e209e002bfa0f9e28a92863fee4b15f69cf3abe20", kill_on_drop: false }` [INFO] [stdout] 245c99c05170bdb93f97ac7e209e002bfa0f9e28a92863fee4b15f69cf3abe20