[INFO] fetching crate servant 0.1.0... [INFO] testing servant-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate servant 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate servant 0.1.0 [INFO] finished tweaking crates.io crate servant 0.1.0 [INFO] tweaked toml for crates.io crate servant 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate servant 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 129 packages to latest compatible versions [INFO] [stderr] Adding bincode v1.3.3 (available: v2.0.1) [INFO] [stderr] Adding futures_codec v0.3.4 (available: v0.4.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pin-project v0.4.30 [INFO] [stderr] Downloaded bytes v0.5.6 [INFO] [stderr] Downloaded pin-project-internal v0.4.30 [INFO] [stderr] Downloaded servant-codec v0.1.0 [INFO] [stderr] Downloaded futures_codec v0.3.4 [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded crossbeam-queue v0.1.2 [INFO] [stderr] Downloaded derivative v1.0.4 [INFO] [stderr] Downloaded ring-channel v0.7.0 [INFO] [stderr] Downloaded servant-log v0.1.0 [INFO] [stderr] Downloaded servant-macro v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 326b1d73f0e9b8718af3a326878bb7fa76eee713dc306ab47f6750b4c091e51b [INFO] running `Command { std: "docker" "start" "-a" "326b1d73f0e9b8718af3a326878bb7fa76eee713dc306ab47f6750b4c091e51b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "326b1d73f0e9b8718af3a326878bb7fa76eee713dc306ab47f6750b4c091e51b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "326b1d73f0e9b8718af3a326878bb7fa76eee713dc306ab47f6750b4c091e51b", kill_on_drop: false }` [INFO] [stdout] 326b1d73f0e9b8718af3a326878bb7fa76eee713dc306ab47f6750b4c091e51b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c126cbb0ab5711481249e473dc08af646c8052fb2daf17a1e5cc653bdcf3bd54 [INFO] running `Command { std: "docker" "start" "-a" "c126cbb0ab5711481249e473dc08af646c8052fb2daf17a1e5cc653bdcf3bd54", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling futures-io v0.3.31 [INFO] [stderr] Compiling parking v2.2.1 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling linux-raw-sys v0.11.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling async-io v2.6.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling futures-sink v0.3.31 [INFO] [stderr] Compiling pin-project-internal v0.4.30 [INFO] [stderr] Compiling value-bag v1.11.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling async-task v4.7.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling futures-lite v2.6.1 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling piper v0.2.4 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling event-listener v2.5.3 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling untrusted v0.7.1 [INFO] [stderr] Compiling chrono v0.4.42 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling concurrent-queue v2.5.0 [INFO] [stderr] Compiling event-listener v5.4.1 [INFO] [stderr] Compiling async-channel v1.9.0 [INFO] [stderr] Compiling event-listener-strategy v0.5.4 [INFO] [stderr] Compiling async-channel v2.5.0 [INFO] [stderr] Compiling async-lock v3.4.1 [INFO] [stderr] Compiling async-executor v1.13.3 [INFO] [stderr] Compiling blocking v1.6.2 [INFO] [stderr] Compiling futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling derivative v1.0.4 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling servant-macro v0.1.0 [INFO] [stderr] Compiling ring-channel v0.7.0 [INFO] [stderr] Compiling servant-log v0.1.0 [INFO] [stderr] Compiling pin-project v0.4.30 [INFO] [stderr] Compiling futures_codec v0.3.4 [INFO] [stderr] Compiling servant-codec v0.1.0 [INFO] [stderr] Compiling polling v3.11.0 [INFO] [stderr] Compiling async-signal v0.2.13 [INFO] [stderr] Compiling async-global-executor v2.4.1 [INFO] [stderr] Compiling async-process v2.5.0 [INFO] [stderr] Compiling async-std v1.13.2 [INFO] [stderr] Compiling servant v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/accept.rs:22:6 [INFO] [stdout] | [INFO] [stdout] 22 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/adapter.rs:91:10 [INFO] [stdout] | [INFO] [stdout] 91 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `record` [INFO] [stdout] --> src/accept.rs:38:22 [INFO] [stdout] | [INFO] [stdout] 38 | Some(record) => unreachable!(), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Node` is never used [INFO] [stdout] --> src/list.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | pub type Node = Rc>>; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `List` is never constructed [INFO] [stdout] --> src/list.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct List { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/list.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 46 | impl List { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] 47 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn top(&mut self, node: Node) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 81 | pub fn bottom(&mut self, node: Node) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 105 | pub fn remove(&mut self, node: Node) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 118 | pub fn push_head(&mut self, val: T) -> Node { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 134 | pub fn push_back(&mut self, val: T) -> Node { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 150 | pub fn pop_head(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 165 | pub fn pop_back(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DEFAULT_TIMEOUT_MS` is never used [INFO] [stdout] --> src/servant.rs:63:7 [INFO] [stdout] | [INFO] [stdout] 63 | const DEFAULT_TIMEOUT_MS: usize = 5000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.71s [INFO] running `Command { std: "docker" "inspect" "c126cbb0ab5711481249e473dc08af646c8052fb2daf17a1e5cc653bdcf3bd54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c126cbb0ab5711481249e473dc08af646c8052fb2daf17a1e5cc653bdcf3bd54", kill_on_drop: false }` [INFO] [stdout] c126cbb0ab5711481249e473dc08af646c8052fb2daf17a1e5cc653bdcf3bd54 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 215b3da83aec7ab50568ed6a8ecb969ef1bb321eb89dcfba88ddce7f10746f74 [INFO] running `Command { std: "docker" "start" "-a" "215b3da83aec7ab50568ed6a8ecb969ef1bb321eb89dcfba88ddce7f10746f74", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/accept.rs:22:6 [INFO] [stdout] | [INFO] [stdout] 22 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling servant v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/adapter.rs:91:10 [INFO] [stdout] | [INFO] [stdout] 91 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `record` [INFO] [stdout] --> src/accept.rs:38:22 [INFO] [stdout] | [INFO] [stdout] 38 | Some(record) => unreachable!(), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Node` is never used [INFO] [stdout] --> src/list.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | pub type Node = Rc>>; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `List` is never constructed [INFO] [stdout] --> src/list.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct List { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/list.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 46 | impl List { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] 47 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn top(&mut self, node: Node) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 81 | pub fn bottom(&mut self, node: Node) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 105 | pub fn remove(&mut self, node: Node) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 118 | pub fn push_head(&mut self, val: T) -> Node { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 134 | pub fn push_back(&mut self, val: T) -> Node { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 150 | pub fn pop_head(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 165 | pub fn pop_back(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DEFAULT_TIMEOUT_MS` is never used [INFO] [stdout] --> src/servant.rs:63:7 [INFO] [stdout] | [INFO] [stdout] 63 | const DEFAULT_TIMEOUT_MS: usize = 5000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/accept.rs:22:6 [INFO] [stdout] | [INFO] [stdout] 22 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/adapter.rs:91:10 [INFO] [stdout] | [INFO] [stdout] 91 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `record` [INFO] [stdout] --> src/accept.rs:38:22 [INFO] [stdout] | [INFO] [stdout] 38 | Some(record) => unreachable!(), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `len` is never used [INFO] [stdout] --> src/list.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 46 | impl List { [INFO] [stdout] | ---------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 54 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DEFAULT_TIMEOUT_MS` is never used [INFO] [stdout] --> src/servant.rs:63:7 [INFO] [stdout] | [INFO] [stdout] 63 | const DEFAULT_TIMEOUT_MS: usize = 5000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.50s [INFO] running `Command { std: "docker" "inspect" "215b3da83aec7ab50568ed6a8ecb969ef1bb321eb89dcfba88ddce7f10746f74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "215b3da83aec7ab50568ed6a8ecb969ef1bb321eb89dcfba88ddce7f10746f74", kill_on_drop: false }` [INFO] [stdout] 215b3da83aec7ab50568ed6a8ecb969ef1bb321eb89dcfba88ddce7f10746f74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1cb73f1cd8c43489861f5ae2a117c867b2e897e3d782798dd9e784f9714aa889 [INFO] running `Command { std: "docker" "start" "-a" "1cb73f1cd8c43489861f5ae2a117c867b2e897e3d782798dd9e784f9714aa889", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stdout] [INFO] [stderr] --> src/accept.rs:22:6 [INFO] [stdout] running 8 tests [INFO] [stderr] | [INFO] [stdout] test drop_guard::tests::deref ... ok [INFO] [stderr] 22 | }; [INFO] [stdout] test drop_guard::tests::deref_mut ... ok [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stdout] test drop_guard::tests::drop_change ... ok [INFO] [stderr] | [INFO] [stdout] test drop_guard::tests::it_works ... ok [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] test drop_guard::tests::keep_sync_shared_data ... ok [INFO] [stderr] [INFO] [stdout] test drop_guard::tests::keep_send_shared_data ... ok [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/adapter.rs:91:10 [INFO] [stderr] | [INFO] [stderr] 91 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unused variable: `record` [INFO] [stderr] --> src/accept.rs:38:22 [INFO] [stderr] | [INFO] [stderr] 38 | Some(record) => unreachable!(), [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type alias `Node` is never used [INFO] [stderr] --> src/list.rs:38:10 [INFO] [stderr] | [INFO] [stderr] 38 | pub type Node = Rc>>; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct `List` is never constructed [INFO] [stderr] --> src/list.rs:40:12 [INFO] [stderr] | [INFO] [stderr] 40 | pub struct List { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: multiple associated items are never used [INFO] [stderr] --> src/list.rs:47:12 [INFO] [stderr] | [INFO] [stderr] 46 | impl List { [INFO] [stderr] | ---------------------- associated items in this implementation [INFO] [stderr] 47 | pub fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 54 | pub fn len(&self) -> usize { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 57 | pub fn top(&mut self, node: Node) { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 81 | pub fn bottom(&mut self, node: Node) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 105 | pub fn remove(&mut self, node: Node) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 118 | pub fn push_head(&mut self, val: T) -> Node { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 134 | pub fn push_back(&mut self, val: T) -> Node { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 150 | pub fn pop_head(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 165 | pub fn pop_back(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant `DEFAULT_TIMEOUT_MS` is never used [INFO] [stderr] --> src/servant.rs:63:7 [INFO] [stderr] | [INFO] [stderr] 63 | const DEFAULT_TIMEOUT_MS: usize = 5000; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `servant` (lib) generated 7 warnings [INFO] [stderr] warning: method `len` is never used [INFO] [stderr] --> src/list.rs:54:12 [INFO] [stderr] | [INFO] [stderr] 46 | impl List { [INFO] [stderr] | ---------------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 54 | pub fn len(&self) -> usize { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `servant` (lib test) generated 5 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/servant-8b19c0732218710f) [INFO] [stdout] test list::test::test2 ... ok [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stdout] test list::test::test1 ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- list::test::test1 stdout ---- [INFO] [stdout] [src/list.rs:197:9] &l = [1]-(|1|) [INFO] [stdout] [src/list.rs:199:9] &l = [2]-(|4>)-(<1|) [INFO] [stdout] [src/list.rs:201:9] &l = [3]-(|4>)-(<1>)-(<2|) [INFO] [stdout] [src/list.rs:203:9] &l = [4]-(|5>)-(<4>)-(<1>)-(<2|) [INFO] [stdout] [src/list.rs:205:9] &l = [5]-(|5>)-(<4>)-(<1>)-(<2>)-(<3|) [INFO] [stdout] [src/list.rs:208:9] &l = [4]-(|5>)-(<4>)-(<2>)-(<3|) [INFO] [stdout] [src/list.rs:210:9] &l = [2]-(|4>)-(<2>)-(<3|) [INFO] [stdout] [src/list.rs:212:9] &l = [1]-(|4>)-(<3|) [INFO] [stdout] [INFO] [stdout] thread 'list::test::test1' (31) panicked at src/list.rs:116:9: [INFO] [stdout] attempt to subtract with overflow [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5bb0b5d21e52 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5bb0b5d21e52 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5bb0b5d21e52 - std::sys::backtrace::_print_fmt::h11496fe34963a885 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5bb0b5d21e52 - ::fmt::hff1a9408d012ee89 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5bb0b5d4503f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5bb0b5d4503f - core::fmt::write::h2f1fc679f228cc52 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5bb0b5d0eaf3 - std::io::default_write_fmt::h12bd533187bc883d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5bb0b5d0eaf3 - std::io::Write::write_fmt::h926a1fdfdcb90065 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5bb0b5d21ca2 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5bb0b5d0d35c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5bb0b5d0d1d9 - std::panicking::default_hook::h43da101644971931 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x5bb0b5cb54be - as core::ops::function::Fn>::call::h4b2012949041da5d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 12: 0x5bb0b5cb54be - test::test_main_with_exit_callback::{{closure}}::h53c9154cdc260357 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5bb0b5d0d963 - as core::ops::function::Fn>::call::h911f2e3e7e84b764 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 14: 0x5bb0b5d0d963 - std::panicking::panic_with_hook::hb4e916c3e65eccec [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x5bb0b5d217f6 - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:700:13 [INFO] [stdout] 16: 0x5bb0b5d21789 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x5bb0b5d0decd - __rustc[b29d3319de9a3146]::rust_begin_unwind [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x5bb0b5d4b3f0 - core::panicking::panic_fmt::h5f8d281875be5ff1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x5bb0b5d4bf27 - core::panicking::panic_const::panic_const_sub_overflow::hae9054aa5dc98e0e [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:175:17 [INFO] [stdout] 20: 0x5bb0b5ca9efb - servant::list::List::remove::h1bfa4942820f3253 [INFO] [stdout] at /opt/rustwide/workdir/src/list.rs:116:9 [INFO] [stdout] 21: 0x5bb0b5caba48 - servant::list::test::test1::h83eb62553e191abb [INFO] [stdout] at /opt/rustwide/workdir/src/list.rs:213:11 [INFO] [stdout] 22: 0x5bb0b5caaff7 - servant::list::test::test1::{{closure}}::hb636b8c87c3690fb [INFO] [stdout] at /opt/rustwide/workdir/src/list.rs:189:15 [INFO] [stdout] 23: 0x5bb0b5cac536 - core::ops::function::FnOnce::call_once::hd7d73ec7f03f78ed [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x5bb0b5cba9fb - core::ops::function::FnOnce::call_once::haf4e03bb51ef1351 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x5bb0b5cba9fb - test::__rust_begin_short_backtrace::h50f5566ee84f2f21 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5bb0b5cbdbf5 - test::run_test_in_process::{{closure}}::heb3733b71d876eca [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5bb0b5cbdbf5 - as core::ops::function::FnOnce<()>>::call_once::he2fe41e1b161faa9 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x5bb0b5cbdbf5 - std::panicking::catch_unwind::do_call::h00aa383d8fd97a09 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5bb0b5cbdbf5 - std::panicking::catch_unwind::he482e1914bc21641 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5bb0b5cbdbf5 - std::panic::catch_unwind::h86ac9705098f4f22 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5bb0b5cbdbf5 - test::run_test_in_process::h636a992821e3c6aa [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5bb0b5cbdbf5 - test::run_test::{{closure}}::he454cc9a192df79f [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5bb0b5ce35a4 - test::run_test::{{closure}}::haec47455908dff86 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5bb0b5ce35a4 - std::sys::backtrace::__rust_begin_short_backtrace::h230785972524cdc1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x5bb0b5cca1ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::haa5a562db4cde838 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x5bb0b5cca1ba - as core::ops::function::FnOnce<()>>::call_once::h89254f37a55d0a87 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x5bb0b5cca1ba - std::panicking::catch_unwind::do_call::h499f5a462f019d9d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x5bb0b5cca1ba - std::panicking::catch_unwind::h6736fbbb1a264383 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x5bb0b5cca1ba - std::panic::catch_unwind::h49ea7bdd1cbee572 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5bb0b5cca1ba - std::thread::Builder::spawn_unchecked_::{{closure}}::h653dfa62acf32f5a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x5bb0b5cca1ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::h82582a626a045a45 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 42: 0x5bb0b5cf859f - as core::ops::function::FnOnce>::call_once::h4ab26c07513156cc [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/alloc/src/boxed.rs:1971:9 [INFO] [stdout] 43: 0x5bb0b5cf859f - std::sys::pal::unix::thread::Thread::new::thread_start::h66ff1bba185a50cf [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/pal/unix/thread.rs:107:17 [INFO] [stdout] 44: 0x764585f02aa4 - [INFO] [stdout] 45: 0x764585f8fa34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] list::test::test1 [INFO] [stdout] [INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1cb73f1cd8c43489861f5ae2a117c867b2e897e3d782798dd9e784f9714aa889", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1cb73f1cd8c43489861f5ae2a117c867b2e897e3d782798dd9e784f9714aa889", kill_on_drop: false }` [INFO] [stdout] 1cb73f1cd8c43489861f5ae2a117c867b2e897e3d782798dd9e784f9714aa889