[INFO] cloning repository https://github.com/tylerreisinger/rust-fractal-generator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tylerreisinger/rust-fractal-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerreisinger%2Frust-fractal-generator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerreisinger%2Frust-fractal-generator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6bde03e8e8e31b9e2b75ab4424ce480e2f401ce0 [INFO] checking tylerreisinger/rust-fractal-generator against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerreisinger%2Frust-fractal-generator" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tylerreisinger/rust-fractal-generator on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tylerreisinger/rust-fractal-generator [INFO] finished tweaking git repo https://github.com/tylerreisinger/rust-fractal-generator [INFO] tweaked toml for git repo https://github.com/tylerreisinger/rust-fractal-generator written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tylerreisinger/rust-fractal-generator already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num_cpus v1.2.0 [INFO] [stderr] Downloaded gcc v0.3.40 [INFO] [stderr] Downloaded jpeg-decoder v0.1.9 [INFO] [stderr] Downloaded image v0.10.4 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 45158377fa0e95f0ce58310ef2edff2d3e30d6a9a645ec1b14dec95e650ce2dc [INFO] running `Command { std: "docker" "start" "-a" "45158377fa0e95f0ce58310ef2edff2d3e30d6a9a645ec1b14dec95e650ce2dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45158377fa0e95f0ce58310ef2edff2d3e30d6a9a645ec1b14dec95e650ce2dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45158377fa0e95f0ce58310ef2edff2d3e30d6a9a645ec1b14dec95e650ce2dc", kill_on_drop: false }` [INFO] [stdout] 45158377fa0e95f0ce58310ef2edff2d3e30d6a9a645ec1b14dec95e650ce2dc [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8ab657a62a9aa6aee05ff3021ad1130d3e16c90c2244a1bb184125f50995a28 [INFO] running `Command { std: "docker" "start" "-a" "b8ab657a62a9aa6aee05ff3021ad1130d3e16c90c2244a1bb184125f50995a28", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.18 [INFO] [stderr] Checking num-traits v0.1.36 [INFO] [stderr] Compiling gcc v0.3.40 [INFO] [stderr] Checking rustc-serialize v0.3.22 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking color_quant v1.0.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking inflate v0.1.1 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking scoped_threadpool v0.1.7 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking gif v0.9.0 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking num_cpus v1.2.0 [INFO] [stderr] Checking num-integer v0.1.32 [INFO] [stderr] Compiling miniz-sys v0.1.7 [INFO] [stderr] Checking num-iter v0.1.32 [INFO] [stderr] Checking deque v0.3.1 [INFO] [stderr] Checking rayon v0.5.0 [INFO] [stderr] Checking flate2 v0.2.14 [INFO] [stderr] Checking jpeg-decoder v0.1.9 [INFO] [stderr] Checking png v0.5.2 [INFO] [stderr] Checking num-bigint v0.1.35 [INFO] [stderr] Checking num-complex v0.1.35 [INFO] [stderr] Checking num-rational v0.1.35 [INFO] [stderr] Checking num v0.1.36 [INFO] [stderr] Checking enum_primitive v0.1.0 [INFO] [stderr] Checking image v0.10.4 [INFO] [stderr] Checking fractal v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:144:13 [INFO] [stdout] | [INFO] [stdout] 144 | try!(senders[thread_target].send(Some(strip))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:152:13 [INFO] [stdout] | [INFO] [stdout] 152 | try!(sender.send(None)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:163:23 [INFO] [stdout] | [INFO] [stdout] 163 | let ret = try!(worker.take().unwrap().join()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:178:20 [INFO] [stdout] | [INFO] [stdout] 178 | let item = try!(recver.recv()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:185:17 [INFO] [stdout] | [INFO] [stdout] 185 | try!(row_sender.send((strip.clone(), escape_times))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:144:13 [INFO] [stdout] | [INFO] [stdout] 144 | try!(senders[thread_target].send(Some(strip))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:152:13 [INFO] [stdout] | [INFO] [stdout] 152 | try!(sender.send(None)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:163:23 [INFO] [stdout] | [INFO] [stdout] 163 | let ret = try!(worker.take().unwrap().join()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:178:20 [INFO] [stdout] | [INFO] [stdout] 178 | let item = try!(recver.recv()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:185:17 [INFO] [stdout] | [INFO] [stdout] 185 | try!(row_sender.send((strip.clone(), escape_times))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:17:19 [INFO] [stdout] | [INFO] [stdout] 17 | SendError(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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 17 | SendError(Box), [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:19:21 [INFO] [stdout] | [INFO] [stdout] 19 | ThreadError(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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 19 | ThreadError(Box), [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:17:19 [INFO] [stdout] | [INFO] [stdout] 17 | SendError(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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 17 | SendError(Box), [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:19:21 [INFO] [stdout] | [INFO] [stdout] 19 | ThreadError(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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 19 | ThreadError(Box), [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:80:15 [INFO] [stdout] | [INFO] [stdout] 80 | impl From> for RunnerError { [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 80 | impl From> for RunnerError { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:59:32 [INFO] [stdout] | [INFO] [stdout] 59 | fn cause(&self) -> Option<&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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 59 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:81:24 [INFO] [stdout] | [INFO] [stdout] 81 | fn from(other: Box) -> Self { [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 81 | fn from(other: Box) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/render/mod.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | fn cause(&self) -> Option<&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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 43 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:80:15 [INFO] [stdout] | [INFO] [stdout] 80 | impl From> for RunnerError { [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 80 | impl From> for RunnerError { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:59:32 [INFO] [stdout] | [INFO] [stdout] 59 | fn cause(&self) -> Option<&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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 59 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:81:24 [INFO] [stdout] | [INFO] [stdout] 81 | fn from(other: Box) -> Self { [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 81 | fn from(other: Box) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/render/mod.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | fn cause(&self) -> Option<&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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 43 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/runner.rs:51:52 [INFO] [stdout] | [INFO] [stdout] 51 | RunnerError::SendError(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/runner.rs:51:52 [INFO] [stdout] | [INFO] [stdout] 51 | RunnerError::SendError(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/runner.rs:52:52 [INFO] [stdout] | [INFO] [stdout] 52 | RunnerError::RecvError(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/runner.rs:52:52 [INFO] [stdout] | [INFO] [stdout] 52 | RunnerError::RecvError(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/render/mod.rs:38:49 [INFO] [stdout] | [INFO] [stdout] 38 | RenderError::ImageError(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/render/mod.rs:38:49 [INFO] [stdout] | [INFO] [stdout] 38 | RenderError::ImageError(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `cycle_detector` is never read [INFO] [stdout] --> src/fractal.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct FractalExecutor { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] 18 | fractal_impl: T, [INFO] [stdout] 19 | cycle_detector: CycleDetector, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FractalExecutor` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `cycle_detector` is never read [INFO] [stdout] --> src/fractal.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct FractalExecutor { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] 18 | fractal_impl: T, [INFO] [stdout] 19 | cycle_detector: CycleDetector, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FractalExecutor` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.40s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.22 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "b8ab657a62a9aa6aee05ff3021ad1130d3e16c90c2244a1bb184125f50995a28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8ab657a62a9aa6aee05ff3021ad1130d3e16c90c2244a1bb184125f50995a28", kill_on_drop: false }` [INFO] [stdout] b8ab657a62a9aa6aee05ff3021ad1130d3e16c90c2244a1bb184125f50995a28 [INFO] checking tylerreisinger/rust-fractal-generator against try#aa7c6ba69acce8b10a275eabfe6157ea72c8b599 for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerreisinger%2Frust-fractal-generator" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tylerreisinger/rust-fractal-generator on toolchain aa7c6ba69acce8b10a275eabfe6157ea72c8b599 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tylerreisinger/rust-fractal-generator [INFO] finished tweaking git repo https://github.com/tylerreisinger/rust-fractal-generator [INFO] tweaked toml for git repo https://github.com/tylerreisinger/rust-fractal-generator written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tylerreisinger/rust-fractal-generator already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 918ca347d2d89e8d9e48cc9380444b3aca296fe3e7cbf4f508201bc40582cf56 [INFO] running `Command { std: "docker" "start" "-a" "918ca347d2d89e8d9e48cc9380444b3aca296fe3e7cbf4f508201bc40582cf56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "918ca347d2d89e8d9e48cc9380444b3aca296fe3e7cbf4f508201bc40582cf56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "918ca347d2d89e8d9e48cc9380444b3aca296fe3e7cbf4f508201bc40582cf56", kill_on_drop: false }` [INFO] [stdout] 918ca347d2d89e8d9e48cc9380444b3aca296fe3e7cbf4f508201bc40582cf56 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bcb8e4efe3cd691884079b7db2c145b748ad7814a6d8ef21abe371a3106b1540 [INFO] running `Command { std: "docker" "start" "-a" "bcb8e4efe3cd691884079b7db2c145b748ad7814a6d8ef21abe371a3106b1540", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.18 [INFO] [stderr] Checking num-traits v0.1.36 [INFO] [stderr] Checking rustc-serialize v0.3.22 [INFO] [stderr] Compiling gcc v0.3.40 [INFO] [stderr] Checking inflate v0.1.1 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking color_quant v1.0.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking scoped_threadpool v0.1.7 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking gif v0.9.0 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.22/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/aa7c6ba69acce8b10a275eabfe6157ea72c8b599/library/alloc/src/borrow.rs:180:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking num_cpus v1.2.0 [INFO] [stderr] Checking num-integer v0.1.32 [INFO] [stderr] Checking num-iter v0.1.32 [INFO] [stderr] Compiling miniz-sys v0.1.7 [INFO] [stderr] Checking deque v0.3.1 [INFO] [stderr] Checking rayon v0.5.0 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "bcb8e4efe3cd691884079b7db2c145b748ad7814a6d8ef21abe371a3106b1540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcb8e4efe3cd691884079b7db2c145b748ad7814a6d8ef21abe371a3106b1540", kill_on_drop: false }` [INFO] [stdout] bcb8e4efe3cd691884079b7db2c145b748ad7814a6d8ef21abe371a3106b1540