[INFO] fetching crate vaporlight 0.1.0... [INFO] checking vaporlight-0.1.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] extracting crate vaporlight 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate vaporlight 0.1.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate vaporlight 0.1.0 [INFO] finished tweaking crates.io crate vaporlight 0.1.0 [INFO] tweaked toml for crates.io crate vaporlight 0.1.0 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 17 packages to latest compatible versions [INFO] [stderr] Adding aho-corasick v0.5.3 (available: v1.1.3) [INFO] [stderr] Adding docopt v0.6.86 (available: v1.1.1) [INFO] [stderr] Adding lazy_static v0.2.11 (available: v1.5.0) [INFO] [stderr] Adding log v0.3.9 (available: v0.4.22) [INFO] [stderr] Adding memchr v0.1.11 (available: v2.7.4) [INFO] [stderr] Adding regex v0.1.80 (available: v1.10.6) [INFO] [stderr] Adding regex-syntax v0.3.9 (available: v0.8.4) [INFO] [stderr] Adding strsim v0.5.2 (available: v0.11.1) [INFO] [stderr] Adding thread-id v2.0.0 (available: v4.2.2) [INFO] [stderr] Adding thread_local v0.2.7 (available: v1.1.8) [INFO] [stderr] Adding utf8-ranges v0.1.3 (available: v1.0.5) [INFO] [stderr] Adding winapi v0.2.8 (available: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded docopt v0.6.86 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 17b3d50bf5b3a89a90aa6586f8af0afc88165a9395295c4eef5bae5a3b9e08e2 [INFO] running `Command { std: "docker" "start" "-a" "17b3d50bf5b3a89a90aa6586f8af0afc88165a9395295c4eef5bae5a3b9e08e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "17b3d50bf5b3a89a90aa6586f8af0afc88165a9395295c4eef5bae5a3b9e08e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17b3d50bf5b3a89a90aa6586f8af0afc88165a9395295c4eef5bae5a3b9e08e2", kill_on_drop: false }` [INFO] [stdout] 17b3d50bf5b3a89a90aa6586f8af0afc88165a9395295c4eef5bae5a3b9e08e2 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be9ec2d57246455fb43ac66c6c2384903bd693559ba15da5d37ba7ddecad2ce7 [INFO] running `Command { std: "docker" "start" "-a" "be9ec2d57246455fb43ac66c6c2384903bd693559ba15da5d37ba7ddecad2ce7", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking strsim v0.5.2 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking docopt v0.6.86 [INFO] [stderr] Checking vaporlight v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code [INFO] [stdout] --> src/lib.rs:141:10 [INFO] [stdout] | [INFO] [stdout] 141 | #[derive(RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #64266 [INFO] [stdout] = note: `#[deny(soft_unstable)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code [INFO] [stdout] --> src/lib.rs:141:10 [INFO] [stdout] | [INFO] [stdout] 141 | #[derive(RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #64266 [INFO] [stdout] = note: `#[deny(soft_unstable)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/lib.rs:141:10 [INFO] [stdout] | [INFO] [stdout] 141 | #[derive(RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:118:33 [INFO] [stdout] | [INFO] [stdout] 118 | cmd[3] = (r >> 8) as u8;; [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/lib.rs:119:35 [INFO] [stdout] | [INFO] [stdout] 119 | cmd[4] = (r & 0xff) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:120:33 [INFO] [stdout] | [INFO] [stdout] 120 | cmd[5] = (g >> 8) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:121:35 [INFO] [stdout] | [INFO] [stdout] 121 | cmd[6] = (g & 0xff) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:122:33 [INFO] [stdout] | [INFO] [stdout] 122 | cmd[7] = (b >> 8) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/lib.rs:141:10 [INFO] [stdout] | [INFO] [stdout] 141 | #[derive(RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:123:35 [INFO] [stdout] | [INFO] [stdout] 123 | cmd[8] = (b & 0xff) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:124:33 [INFO] [stdout] | [INFO] [stdout] 124 | cmd[9] = (a >> 8) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:125:36 [INFO] [stdout] | [INFO] [stdout] 125 | cmd[10] = (a & 0xff) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:118:33 [INFO] [stdout] | [INFO] [stdout] 118 | cmd[3] = (r >> 8) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:132:16 [INFO] [stdout] | [INFO] [stdout] 132 | let sock = try!(TcpStream::connect((host, port))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:119:35 [INFO] [stdout] | [INFO] [stdout] 119 | cmd[4] = (r & 0xff) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:120:33 [INFO] [stdout] | [INFO] [stdout] 120 | cmd[5] = (g >> 8) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:121:35 [INFO] [stdout] | [INFO] [stdout] 121 | cmd[6] = (g & 0xff) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:122:33 [INFO] [stdout] | [INFO] [stdout] 122 | cmd[7] = (b >> 8) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:123:35 [INFO] [stdout] | [INFO] [stdout] 123 | cmd[8] = (b & 0xff) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:124:33 [INFO] [stdout] | [INFO] [stdout] 124 | cmd[9] = (a >> 8) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:125:36 [INFO] [stdout] | [INFO] [stdout] 125 | cmd[10] = (a & 0xff) as u8;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:132:16 [INFO] [stdout] | [INFO] [stdout] 132 | let sock = try!(TcpStream::connect((host, port))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | writer: Box, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 26 | writer: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | writer: Box, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 26 | writer: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:161:19 [INFO] [stdout] | [INFO] [stdout] 161 | fn exit_error(e: &Error) -> ! { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 161 | fn exit_error(e: &dyn Error) -> ! { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:161:19 [INFO] [stdout] | [INFO] [stdout] 161 | fn exit_error(e: &Error) -> ! { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 161 | fn exit_error(e: &dyn Error) -> ! { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `vaporlight` (lib) due to 3 previous errors; 12 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `vaporlight` (lib test) due to 3 previous errors; 12 warnings emitted [INFO] running `Command { std: "docker" "inspect" "be9ec2d57246455fb43ac66c6c2384903bd693559ba15da5d37ba7ddecad2ce7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be9ec2d57246455fb43ac66c6c2384903bd693559ba15da5d37ba7ddecad2ce7", kill_on_drop: false }` [INFO] [stdout] be9ec2d57246455fb43ac66c6c2384903bd693559ba15da5d37ba7ddecad2ce7