[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 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzielmicha%2Froboot3" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zielmicha/roboot3 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-5/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" "+1.55.0" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d591bad1b5830d0b1da65e7eb67bb9cabbf09dfc3e34b8172723ad65851db487 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d591bad1b5830d0b1da65e7eb67bb9cabbf09dfc3e34b8172723ad65851db487", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d591bad1b5830d0b1da65e7eb67bb9cabbf09dfc3e34b8172723ad65851db487", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d591bad1b5830d0b1da65e7eb67bb9cabbf09dfc3e34b8172723ad65851db487", kill_on_drop: false }` [INFO] [stdout] d591bad1b5830d0b1da65e7eb67bb9cabbf09dfc3e34b8172723ad65851db487 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6bee4d5856144052b73b166c507494c05e89b9917d412167a01ab7d50179e08b [INFO] running `Command { std: "docker" "start" "-a" "6bee4d5856144052b73b166c507494c05e89b9917d412167a01ab7d50179e08b", kill_on_drop: false }` [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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 1.34s [INFO] running `Command { std: "docker" "inspect" "6bee4d5856144052b73b166c507494c05e89b9917d412167a01ab7d50179e08b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bee4d5856144052b73b166c507494c05e89b9917d412167a01ab7d50179e08b", kill_on_drop: false }` [INFO] [stdout] 6bee4d5856144052b73b166c507494c05e89b9917d412167a01ab7d50179e08b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9e741f56a86b41b5cfd914c8eb44e2df0892f3a3c1e49b5c8a0246ae308aa8d2 [INFO] running `Command { std: "docker" "start" "-a" "9e741f56a86b41b5cfd914c8eb44e2df0892f3a3c1e49b5c8a0246ae308aa8d2", kill_on_drop: false }` [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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 0.99s [INFO] running `Command { std: "docker" "inspect" "9e741f56a86b41b5cfd914c8eb44e2df0892f3a3c1e49b5c8a0246ae308aa8d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e741f56a86b41b5cfd914c8eb44e2df0892f3a3c1e49b5c8a0246ae308aa8d2", kill_on_drop: false }` [INFO] [stdout] 9e741f56a86b41b5cfd914c8eb44e2df0892f3a3c1e49b5c8a0246ae308aa8d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] df245ed2d1a4e63ba082b109bb4d0524d4b197c58fa08ce91a55e9a896114c93 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "df245ed2d1a4e63ba082b109bb4d0524d4b197c58fa08ce91a55e9a896114c93", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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 0.89s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/roboot-3ae907df5a87d0c2) [INFO] [stdout] [INFO] [stdout] running 1 test [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" "df245ed2d1a4e63ba082b109bb4d0524d4b197c58fa08ce91a55e9a896114c93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df245ed2d1a4e63ba082b109bb4d0524d4b197c58fa08ce91a55e9a896114c93", kill_on_drop: false }` [INFO] [stdout] df245ed2d1a4e63ba082b109bb4d0524d4b197c58fa08ce91a55e9a896114c93