[INFO] fetching crate bytezy 0.0.1... [INFO] testing bytezy-0.0.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate bytezy 0.0.1 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate bytezy 0.0.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate bytezy 0.0.1 [INFO] tweaked toml for crates.io crate bytezy 0.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate bytezy 0.0.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 28 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c20bfb1fa9d878330f53ec9f06b7e46b465259d5e44f0c16ff40c8264b6f09fc [INFO] running `Command { std: "docker" "start" "-a" "c20bfb1fa9d878330f53ec9f06b7e46b465259d5e44f0c16ff40c8264b6f09fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c20bfb1fa9d878330f53ec9f06b7e46b465259d5e44f0c16ff40c8264b6f09fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c20bfb1fa9d878330f53ec9f06b7e46b465259d5e44f0c16ff40c8264b6f09fc", kill_on_drop: false }` [INFO] [stdout] c20bfb1fa9d878330f53ec9f06b7e46b465259d5e44f0c16ff40c8264b6f09fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 959211566d1de227b70a16bf65b724454bfe856fcfe26562ed8dc72c8c8620df [INFO] running `Command { std: "docker" "start" "-a" "959211566d1de227b70a16bf65b724454bfe856fcfe26562ed8dc72c8c8620df", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling bytezy v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.17s [INFO] running `Command { std: "docker" "inspect" "959211566d1de227b70a16bf65b724454bfe856fcfe26562ed8dc72c8c8620df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "959211566d1de227b70a16bf65b724454bfe856fcfe26562ed8dc72c8c8620df", kill_on_drop: false }` [INFO] [stdout] 959211566d1de227b70a16bf65b724454bfe856fcfe26562ed8dc72c8c8620df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9120a448c8b2a8b1a852520b21b02856f198010ebc6ac756adfe27bc93f44f86 [INFO] running `Command { std: "docker" "start" "-a" "9120a448c8b2a8b1a852520b21b02856f198010ebc6ac756adfe27bc93f44f86", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.22 [INFO] [stderr] Compiling target-triple v1.0.0 [INFO] [stderr] Compiling winnow v0.7.13 [INFO] [stderr] Compiling toml_writer v1.0.4 [INFO] [stderr] Compiling dissimilar v1.0.10 [INFO] [stderr] Compiling glob v0.3.3 [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling serde_spanned v1.0.3 [INFO] [stderr] Compiling toml_datetime v0.7.3 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling toml_parser v1.0.4 [INFO] [stderr] Compiling toml v0.9.8 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling bytezy v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling trybuild v1.0.114 [INFO] [stdout] warning: unused import: `Thread` [INFO] [stdout] --> src/lib.rs:20:24 [INFO] [stdout] | [INFO] [stdout] 20 | thread::{self, Thread}, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:33:21 [INFO] [stdout] | [INFO] [stdout] 33 | let mut num_message = u32::from_be_bytes(message); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | server_stream.write(&(num_message + 1).to_be_bytes()); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 40 | let _ = server_stream.write(&(num_message + 1).to_be_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | client_stream.write(&num.to_be_bytes()); [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] 50 | let _ = client_stream.write(&num.to_be_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | client_stream.read(&mut message); [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] 51 | let _ = client_stream.read(&mut message); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | client_stream.write(&u32::MAX.to_be_bytes()); [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] 57 | let _ = client_stream.write(&u32::MAX.to_be_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `header` is never read [INFO] [stdout] --> tests/serialize.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct TestPacket { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 6 | header: u8, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `TestEnum` is never used [INFO] [stdout] --> tests/serialize.rs:10:6 [INFO] [stdout] | [INFO] [stdout] 10 | enum TestEnum { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 12.68s [INFO] running `Command { std: "docker" "inspect" "9120a448c8b2a8b1a852520b21b02856f198010ebc6ac756adfe27bc93f44f86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9120a448c8b2a8b1a852520b21b02856f198010ebc6ac756adfe27bc93f44f86", kill_on_drop: false }` [INFO] [stdout] 9120a448c8b2a8b1a852520b21b02856f198010ebc6ac756adfe27bc93f44f86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 85eccd23def42b3ae9ac46fafc32889bc6d3ec1a83a71e14b03765021f812960 [INFO] running `Command { std: "docker" "start" "-a" "85eccd23def42b3ae9ac46fafc32889bc6d3ec1a83a71e14b03765021f812960", kill_on_drop: false }` [INFO] [stderr] warning: field `header` is never read [INFO] [stderr] --> tests/serialize.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 5 | struct TestPacket { [INFO] [stderr] | ---------- field in this struct [INFO] [stderr] 6 | header: u8, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: enum `TestEnum` is never used [INFO] [stderr] --> tests/serialize.rs:10:6 [INFO] [stderr] | [INFO] [stderr] 10 | enum TestEnum { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Thread` [INFO] [stderr] --> src/lib.rs:20:24 [INFO] [stderr] | [INFO] [stderr] 20 | thread::{self, Thread}, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:33:21 [INFO] [stderr] | [INFO] [stderr] 33 | let mut num_message = u32::from_be_bytes(message); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:40:17 [INFO] [stderr] | [INFO] [stderr] 40 | server_stream.write(&(num_message + 1).to_be_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 40 | let _ = server_stream.write(&(num_message + 1).to_be_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:50:17 [INFO] [stderr] | [INFO] [stderr] 50 | client_stream.write(&num.to_be_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 50 | let _ = client_stream.write(&num.to_be_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:51:17 [INFO] [stderr] | [INFO] [stderr] 51 | client_stream.read(&mut message); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 51 | let _ = client_stream.read(&mut message); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | client_stream.write(&u32::MAX.to_be_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 57 | let _ = client_stream.write(&u32::MAX.to_be_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `bytezy` (test "serialize") generated 2 warnings [INFO] [stderr] warning: `bytezy` (lib test) generated 6 warnings (run `cargo fix --lib -p bytezy --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bytezy-f09050a09253079a) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test::test_client_server ... 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] [stderr] Running tests/serialize.rs (/opt/rustwide/target/debug/deps/serialize-32cbe74ab5fff7bb) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/build.rs (/opt/rustwide/target/debug/deps/tests-45c2e0ddb796a4e4) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling unicode-ident v1.0.22 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling bytezy v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling bytezy-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/bytezy) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.35s [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] test tests/serialize.rs ... ok [INFO] [stderr] [INFO] [stderr] [INFO] [stdout] test tests ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.67s [INFO] [stdout] [INFO] [stderr] Doc-tests bytezy [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "85eccd23def42b3ae9ac46fafc32889bc6d3ec1a83a71e14b03765021f812960", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85eccd23def42b3ae9ac46fafc32889bc6d3ec1a83a71e14b03765021f812960", kill_on_drop: false }` [INFO] [stdout] 85eccd23def42b3ae9ac46fafc32889bc6d3ec1a83a71e14b03765021f812960