[INFO] cloning repository https://github.com/zielmicha/roboot3 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zielmicha/roboot3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzielmicha%2Froboot3", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzielmicha%2Froboot3'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 54cc5f436d199bf3ad414b564e603424ea55187f [INFO] testing zielmicha/roboot3 against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzielmicha%2Froboot3" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zielmicha/roboot3 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zielmicha/roboot3 [INFO] finished tweaking git repo https://github.com/zielmicha/roboot3 [INFO] tweaked toml for git repo https://github.com/zielmicha/roboot3 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/zielmicha/roboot3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dynamic-arena v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c182d3e6d3bea2f44e9d3895247bc4c5f6f90ec814b04baa914742a09b49d0d [INFO] running `Command { std: "docker" "start" "-a" "5c182d3e6d3bea2f44e9d3895247bc4c5f6f90ec814b04baa914742a09b49d0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c182d3e6d3bea2f44e9d3895247bc4c5f6f90ec814b04baa914742a09b49d0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c182d3e6d3bea2f44e9d3895247bc4c5f6f90ec814b04baa914742a09b49d0d", kill_on_drop: false }` [INFO] [stdout] 5c182d3e6d3bea2f44e9d3895247bc4c5f6f90ec814b04baa914742a09b49d0d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 541cd5ad14ed456d819a19b5418e8b1c3d98dd5e020d7092744418704e324e48 [INFO] running `Command { std: "docker" "start" "-a" "541cd5ad14ed456d819a19b5418e8b1c3d98dd5e020d7092744418704e324e48", kill_on_drop: false }` [INFO] [stderr] Compiling typed-arena v1.7.0 [INFO] [stderr] Compiling typed-arena v2.0.1 [INFO] [stderr] Compiling dynamic-arena v0.1.2 [INFO] [stderr] Compiling roboot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/backref.rs:126:16 [INFO] [stdout] | [INFO] [stdout] 126 | on_remove: (&'static dyn Fn(R, V) -> ()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 126 - on_remove: (&'static dyn Fn(R, V) -> ()), [INFO] [stdout] 126 + on_remove: &'static dyn Fn(R, V) -> (), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/backref.rs:199:39 [INFO] [stdout] | [INFO] [stdout] 199 | pub fn new(this: R, on_remove: (&'static dyn Fn(R, V) -> ())) -> Self { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 199 - pub fn new(this: R, on_remove: (&'static dyn Fn(R, V) -> ())) -> Self { [INFO] [stdout] 199 + pub fn new(this: R, on_remove: &'static dyn Fn(R, V) -> ()) -> Self { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/backref.rs:242:18 [INFO] [stdout] | [INFO] [stdout] 242 | let fun_ptr: (fn(R, &ArgType) -> ()) = std::mem::transmute(fun_ptr); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 242 - let fun_ptr: (fn(R, &ArgType) -> ()) = std::mem::transmute(fun_ptr); [INFO] [stdout] 242 + let fun_ptr: fn(R, &ArgType) -> () = std::mem::transmute(fun_ptr); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `borrow_mut` [INFO] [stdout] --> src/backref.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 38 | unsafe fn borrow_mut(&mut self) -> &mut T { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add` [INFO] [stdout] --> src/backref.rs:195:12 [INFO] [stdout] | [INFO] [stdout] 195 | pub fn add(&self, a: Rc, value: V) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_this` [INFO] [stdout] --> src/backref.rs:208:12 [INFO] [stdout] | [INFO] [stdout] 208 | pub fn get_this(&self) -> R { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.64s [INFO] running `Command { std: "docker" "inspect" "541cd5ad14ed456d819a19b5418e8b1c3d98dd5e020d7092744418704e324e48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "541cd5ad14ed456d819a19b5418e8b1c3d98dd5e020d7092744418704e324e48", kill_on_drop: false }` [INFO] [stdout] 541cd5ad14ed456d819a19b5418e8b1c3d98dd5e020d7092744418704e324e48 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e6a232b5337714725da5494edafd2e38666bd1510d94fe5ff95c9b1cebeebf2f [INFO] running `Command { std: "docker" "start" "-a" "e6a232b5337714725da5494edafd2e38666bd1510d94fe5ff95c9b1cebeebf2f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling roboot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/backref.rs:126:16 [INFO] [stdout] | [INFO] [stdout] 126 | on_remove: (&'static dyn Fn(R, V) -> ()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 126 - on_remove: (&'static dyn Fn(R, V) -> ()), [INFO] [stdout] 126 + on_remove: &'static dyn Fn(R, V) -> (), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/backref.rs:199:39 [INFO] [stdout] | [INFO] [stdout] 199 | pub fn new(this: R, on_remove: (&'static dyn Fn(R, V) -> ())) -> Self { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 199 - pub fn new(this: R, on_remove: (&'static dyn Fn(R, V) -> ())) -> Self { [INFO] [stdout] 199 + pub fn new(this: R, on_remove: &'static dyn Fn(R, V) -> ()) -> Self { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/backref.rs:242:18 [INFO] [stdout] | [INFO] [stdout] 242 | let fun_ptr: (fn(R, &ArgType) -> ()) = std::mem::transmute(fun_ptr); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 242 - let fun_ptr: (fn(R, &ArgType) -> ()) = std::mem::transmute(fun_ptr); [INFO] [stdout] 242 + let fun_ptr: fn(R, &ArgType) -> () = std::mem::transmute(fun_ptr); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `borrow_mut` [INFO] [stdout] --> src/backref.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 38 | unsafe fn borrow_mut(&mut self) -> &mut T { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add` [INFO] [stdout] --> src/backref.rs:195:12 [INFO] [stdout] | [INFO] [stdout] 195 | pub fn add(&self, a: Rc, value: V) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_this` [INFO] [stdout] --> src/backref.rs:208:12 [INFO] [stdout] | [INFO] [stdout] 208 | pub fn get_this(&self) -> R { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `on_remove` [INFO] [stdout] --> src/backref_test.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | fn on_remove(this: R, value: i64) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.88s [INFO] running `Command { std: "docker" "inspect" "e6a232b5337714725da5494edafd2e38666bd1510d94fe5ff95c9b1cebeebf2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6a232b5337714725da5494edafd2e38666bd1510d94fe5ff95c9b1cebeebf2f", kill_on_drop: false }` [INFO] [stdout] e6a232b5337714725da5494edafd2e38666bd1510d94fe5ff95c9b1cebeebf2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 002edf2cfaa6597a91e455c2df81023337c9b208eb7c3b0ab379c39f2c2d2bd2 [INFO] running `Command { std: "docker" "start" "-a" "002edf2cfaa6597a91e455c2df81023337c9b208eb7c3b0ab379c39f2c2d2bd2", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/backref.rs:126:16 [INFO] [stderr] | [INFO] [stderr] 126 | on_remove: (&'static dyn Fn(R, V) -> ()), [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 126 - on_remove: (&'static dyn Fn(R, V) -> ()), [INFO] [stdout] running 1 test [INFO] [stderr] 126 + on_remove: &'static dyn Fn(R, V) -> (), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/backref.rs:199:39 [INFO] [stderr] | [INFO] [stderr] 199 | pub fn new(this: R, on_remove: (&'static dyn Fn(R, V) -> ())) -> Self { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 199 - pub fn new(this: R, on_remove: (&'static dyn Fn(R, V) -> ())) -> Self { [INFO] [stderr] 199 + pub fn new(this: R, on_remove: &'static dyn Fn(R, V) -> ()) -> Self { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/backref.rs:242:18 [INFO] [stderr] | [INFO] [stderr] 242 | let fun_ptr: (fn(R, &ArgType) -> ()) = std::mem::transmute(fun_ptr); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 242 - let fun_ptr: (fn(R, &ArgType) -> ()) = std::mem::transmute(fun_ptr); [INFO] [stderr] 242 + let fun_ptr: fn(R, &ArgType) -> () = std::mem::transmute(fun_ptr); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `borrow_mut` [INFO] [stderr] --> src/backref.rs:38:15 [INFO] [stderr] | [INFO] [stderr] 38 | unsafe fn borrow_mut(&mut self) -> &mut T { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add` [INFO] [stderr] --> src/backref.rs:195:12 [INFO] [stderr] | [INFO] [stderr] 195 | pub fn add(&self, a: Rc, value: V) { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_this` [INFO] [stderr] --> src/backref.rs:208:12 [INFO] [stderr] | [INFO] [stderr] 208 | pub fn get_this(&self) -> R { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `on_remove` [INFO] [stderr] --> src/backref_test.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | fn on_remove(this: R, value: i64) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `roboot` (bin "roboot" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/roboot-3273474a4df1cbcf) [INFO] [stdout] test simple_tests::tests::t1 ... 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] running `Command { std: "docker" "inspect" "002edf2cfaa6597a91e455c2df81023337c9b208eb7c3b0ab379c39f2c2d2bd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "002edf2cfaa6597a91e455c2df81023337c9b208eb7c3b0ab379c39f2c2d2bd2", kill_on_drop: false }` [INFO] [stdout] 002edf2cfaa6597a91e455c2df81023337c9b208eb7c3b0ab379c39f2c2d2bd2