[INFO] fetching crate victorem 0.8.2... [INFO] checking victorem-0.8.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate victorem 0.8.2 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate victorem 0.8.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate victorem 0.8.2 [INFO] finished tweaking crates.io crate victorem 0.8.2 [INFO] tweaked toml for crates.io crate victorem 0.8.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 10 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.13.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 20157610d3932dfb59c9e6071236decee50579eef10722e787e2a403a105ddd9 [INFO] running `Command { std: "docker" "start" "-a" "20157610d3932dfb59c9e6071236decee50579eef10722e787e2a403a105ddd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20157610d3932dfb59c9e6071236decee50579eef10722e787e2a403a105ddd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20157610d3932dfb59c9e6071236decee50579eef10722e787e2a403a105ddd9", kill_on_drop: false }` [INFO] [stdout] 20157610d3932dfb59c9e6071236decee50579eef10722e787e2a403a105ddd9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] baa44a599958fba90db4c21797cfc9ce0c0dc58464ad1f9d69ca0cef3a998cf8 [INFO] running `Command { std: "docker" "start" "-a" "baa44a599958fba90db4c21797cfc9ce0c0dc58464ad1f9d69ca0cef3a998cf8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking victorem v0.8.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/business_logic_layer/key.rs:59:36 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn is_valid(&self, value: &IWithKey) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 59 | pub fn is_valid(&self, value: &dyn IWithKey) -> bool { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/business_logic_layer/key.rs:59:36 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn is_valid(&self, value: &IWithKey) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 59 | pub fn is_valid(&self, value: &dyn IWithKey) -> bool { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command2` [INFO] [stdout] --> src/business_logic_layer/mod.rs:184:13 [INFO] [stdout] | [INFO] [stdout] 184 | let command2 = client.send(vec![2]); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/business_logic_layer/mod.rs:204:14 [INFO] [stdout] | [INFO] [stdout] 204 | let (b, commands) = client.recv(state1).unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command2` [INFO] [stdout] --> src/business_logic_layer/mod.rs:220:13 [INFO] [stdout] | [INFO] [stdout] 220 | let command2 = client.send(vec![2]); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r1` [INFO] [stdout] --> src/business_logic_layer/mod.rs:221:13 [INFO] [stdout] | [INFO] [stdout] 221 | let r1 = server.recv(command1); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_r1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set` is never used [INFO] [stdout] --> src/business_logic_layer/version.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait IWithVersion { [INFO] [stdout] | ------------ method in this trait [INFO] [stdout] 6 | fn get(&self) -> u8; [INFO] [stdout] 7 | fn set(&mut self, version: u8); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set` is never used [INFO] [stdout] --> src/business_logic_layer/protocol.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait IWithProtocol { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] 6 | fn get(&self) -> u8; [INFO] [stdout] 7 | fn set(&mut self, id: u8); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set` is never used [INFO] [stdout] --> src/business_logic_layer/id.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait IWithId { [INFO] [stdout] | ------- method in this trait [INFO] [stdout] 5 | fn get(&self) -> u32; [INFO] [stdout] 6 | fn set(&mut self, id: u32); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set` is never used [INFO] [stdout] --> src/business_logic_layer/key.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait IWithKey { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] 5 | fn get(&self) -> Duration; [INFO] [stdout] 6 | fn set(&mut self, key: Duration); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set` is never used [INFO] [stdout] --> src/business_logic_layer/version.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait IWithVersion { [INFO] [stdout] | ------------ method in this trait [INFO] [stdout] 6 | fn get(&self) -> u8; [INFO] [stdout] 7 | fn set(&mut self, version: u8); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set` is never used [INFO] [stdout] --> src/business_logic_layer/protocol.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait IWithProtocol { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] 6 | fn get(&self) -> u8; [INFO] [stdout] 7 | fn set(&mut self, id: u8); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set` is never used [INFO] [stdout] --> src/business_logic_layer/id.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait IWithId { [INFO] [stdout] | ------- method in this trait [INFO] [stdout] 5 | fn get(&self) -> u32; [INFO] [stdout] 6 | fn set(&mut self, id: u32); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set` is never used [INFO] [stdout] --> src/business_logic_layer/key.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait IWithKey { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] 5 | fn get(&self) -> Duration; [INFO] [stdout] 6 | fn set(&mut self, key: Duration); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/test.rs:218:22 [INFO] [stdout] | [INFO] [stdout] 218 | next: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 218 | next: Option>>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/test.rs:184:53 [INFO] [stdout] | [INFO] [stdout] 184 | fn execute(&mut self, data: T) -> Result>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 184 | fn execute(&mut self, data: T) -> Result>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/test.rs:186:49 [INFO] [stdout] | [INFO] [stdout] 186 | fn run(&mut self, data: T) -> Result> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 186 | fn run(&mut self, data: T) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/test.rs:222:57 [INFO] [stdout] | [INFO] [stdout] 222 | fn execute(&mut self, data: i32) -> Result> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 222 | fn execute(&mut self, data: i32) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/test.rs:226:43 [INFO] [stdout] | [INFO] [stdout] 226 | fn next(&mut self) -> &mut Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 226 | fn next(&mut self) -> &mut Option>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Middleware` is never used [INFO] [stdout] --> tests/test.rs:183:7 [INFO] [stdout] | [INFO] [stdout] 183 | trait Middleware { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `compose` is never used [INFO] [stdout] --> tests/test.rs:195:4 [INFO] [stdout] | [INFO] [stdout] 195 | fn compose, U>( [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `curry` is never used [INFO] [stdout] --> tests/test.rs:202:4 [INFO] [stdout] | [INFO] [stdout] 202 | fn curry(x: T, f: impl FnOnce(T, U) -> Z) -> impl FnOnce(U) -> Z { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add` is never used [INFO] [stdout] --> tests/test.rs:206:4 [INFO] [stdout] | [INFO] [stdout] 206 | fn add(x: i32, y: i32) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_static` is never used [INFO] [stdout] --> tests/test.rs:210:4 [INFO] [stdout] | [INFO] [stdout] 210 | fn add_static(mut x: i32) -> impl FnMut(i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AddOne` is never constructed [INFO] [stdout] --> tests/test.rs:217:8 [INFO] [stdout] | [INFO] [stdout] 217 | struct AddOne { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/test.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 101 | client.send(vec![1u8]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 101 | let _ = client.send(vec![1u8]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/test.rs:102:5 [INFO] [stdout] | [INFO] [stdout] 102 | client.send(vec![1u8]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 102 | let _ = client.send(vec![1u8]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/test.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 103 | client.send(vec![1u8]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 103 | let _ = client.send(vec![1u8]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.45s [INFO] running `Command { std: "docker" "inspect" "baa44a599958fba90db4c21797cfc9ce0c0dc58464ad1f9d69ca0cef3a998cf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "baa44a599958fba90db4c21797cfc9ce0c0dc58464ad1f9d69ca0cef3a998cf8", kill_on_drop: false }` [INFO] [stdout] baa44a599958fba90db4c21797cfc9ce0c0dc58464ad1f9d69ca0cef3a998cf8