[INFO] fetching crate victorem 0.8.2... [INFO] checking victorem-0.8.2 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate victorem 0.8.2 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate victorem 0.8.2 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3608d1a53f7891690d6c48bd536b950bc8bc6a12f3a625d705b72fbcf90a0d4 [INFO] running `Command { std: "docker" "start" "-a" "a3608d1a53f7891690d6c48bd536b950bc8bc6a12f3a625d705b72fbcf90a0d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3608d1a53f7891690d6c48bd536b950bc8bc6a12f3a625d705b72fbcf90a0d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3608d1a53f7891690d6c48bd536b950bc8bc6a12f3a625d705b72fbcf90a0d4", kill_on_drop: false }` [INFO] [stdout] a3608d1a53f7891690d6c48bd536b950bc8bc6a12f3a625d705b72fbcf90a0d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1128f5531c024cbd75b25d51fbcb885cf228d1351721298d59a82325f0a74c45 [INFO] running `Command { std: "docker" "start" "-a" "1128f5531c024cbd75b25d51fbcb885cf228d1351721298d59a82325f0a74c45", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde v1.0.129 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling serde_derive v1.0.129 [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] | ^^^^^^^^ help: use `dyn`: `dyn IWithKey` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [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] | ^^^^^^^^ help: use `dyn`: `dyn IWithKey` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [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] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [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] | ^^^^^ help: use `dyn`: `dyn Error` [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] [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] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware` [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] [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] | ^^^^^ help: use `dyn`: `dyn Error` [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] [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] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware` [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] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `compose` [INFO] [stdout] --> tests/test.rs:195:4 [INFO] [stdout] | [INFO] [stdout] 195 | fn compose, U>( [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `curry` [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 is never used: `add` [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 is never used: `add_static` [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: 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: `#[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: 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] [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] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.36s [INFO] running `Command { std: "docker" "inspect" "1128f5531c024cbd75b25d51fbcb885cf228d1351721298d59a82325f0a74c45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1128f5531c024cbd75b25d51fbcb885cf228d1351721298d59a82325f0a74c45", kill_on_drop: false }` [INFO] [stdout] 1128f5531c024cbd75b25d51fbcb885cf228d1351721298d59a82325f0a74c45