[INFO] cloning repository https://github.com/lukehoban/endo-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukehoban/endo-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukehoban%2Fendo-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukehoban%2Fendo-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2e1fa8cf66fca99776edcd550e1c38a518a43622 [INFO] checking lukehoban/endo-rust against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukehoban%2Fendo-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lukehoban/endo-rust on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lukehoban/endo-rust [INFO] finished tweaking git repo https://github.com/lukehoban/endo-rust [INFO] tweaked toml for git repo https://github.com/lukehoban/endo-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lukehoban/endo-rust 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-iter v0.1.35 [INFO] [stderr] Downloaded adler32 v1.0.2 [INFO] [stderr] Downloaded inflate v0.3.4 [INFO] [stderr] Downloaded cfg-if v0.1.2 [INFO] [stderr] Downloaded deflate v0.7.18 [INFO] [stderr] Downloaded nodrop v0.1.12 [INFO] [stderr] Downloaded enum_primitive v0.1.1 [INFO] [stderr] Downloaded color_quant v1.0.0 [INFO] [stderr] Downloaded getopts v0.2.17 [INFO] [stderr] Downloaded either v1.5.0 [INFO] [stderr] Downloaded arrayvec v0.4.7 [INFO] [stderr] Downloaded byteorder v1.2.2 [INFO] [stderr] Downloaded gif v0.9.2 [INFO] [stderr] Downloaded jpeg-decoder v0.1.14 [INFO] [stderr] Downloaded rayon-core v1.4.0 [INFO] [stderr] Downloaded num-rational v0.1.42 [INFO] [stderr] Downloaded rand v0.4.2 [INFO] [stderr] Downloaded image v0.18.0 [INFO] [stderr] Downloaded rayon v1.0.1 [INFO] [stderr] Downloaded crossbeam-epoch v0.3.1 [INFO] [stderr] Downloaded crossbeam-deque v0.2.0 [INFO] [stderr] Downloaded lazy_static v1.0.0 [INFO] [stderr] Downloaded num-traits v0.2.2 [INFO] [stderr] Downloaded png v0.11.0 [INFO] [stderr] Downloaded num_cpus v1.8.0 [INFO] [stderr] Downloaded num-traits v0.1.43 [INFO] [stderr] Downloaded crossbeam-utils v0.2.2 [INFO] [stderr] Downloaded libc v0.2.40 [INFO] [stderr] Downloaded num-integer v0.1.36 [INFO] [stderr] Downloaded winapi v0.3.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd148f53a95ed985d06d631dbfd82356bda8d405ee17f10d731149cc781940d6 [INFO] running `Command { std: "docker" "start" "-a" "cd148f53a95ed985d06d631dbfd82356bda8d405ee17f10d731149cc781940d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd148f53a95ed985d06d631dbfd82356bda8d405ee17f10d731149cc781940d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd148f53a95ed985d06d631dbfd82356bda8d405ee17f10d731149cc781940d6", kill_on_drop: false }` [INFO] [stdout] cd148f53a95ed985d06d631dbfd82356bda8d405ee17f10d731149cc781940d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6ee09464ac3b8c1c2510599975b6310a986ee556ea46b2f9c77eb54e268b755 [INFO] running `Command { std: "docker" "start" "-a" "d6ee09464ac3b8c1c2510599975b6310a986ee556ea46b2f9c77eb54e268b755", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking num-traits v0.2.2 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Checking adler32 v1.0.2 [INFO] [stderr] Checking byteorder v1.2.2 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking color_quant v1.0.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking xi-rope v0.0.0 (/opt/rustwide/workdir/rope) [INFO] [stderr] Checking getopts v0.2.17 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking inflate v0.3.4 [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> rope/src/tree.rs:44:21 [INFO] [stdout] | [INFO] [stdout] 44 | fn compute_info(&Self::L) -> Self; [INFO] [stdout] | ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::L` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> rope/src/tree.rs:120:16 [INFO] [stdout] | [INFO] [stdout] 120 | fn measure(&N, usize) -> usize; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &N` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> rope/src/tree.rs:120:20 [INFO] [stdout] | [INFO] [stdout] 120 | fn measure(&N, usize) -> usize; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> rope/src/tree.rs:206:45 [INFO] [stdout] | [INFO] [stdout] 206 | NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 206 - NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN) [INFO] [stdout] 206 + NodeVal::Internal(ref nodes) => nodes.len() >= MIN_CHILDREN [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> rope/src/tree.rs:510:52 [INFO] [stdout] | [INFO] [stdout] 510 | pub fn prev>(&mut self) -> Option<(usize)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 510 - pub fn prev>(&mut self) -> Option<(usize)> { [INFO] [stdout] 510 + pub fn prev>(&mut self) -> Option { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> rope/src/tree.rs:556:52 [INFO] [stdout] | [INFO] [stdout] 556 | pub fn next>(&mut self) -> Option<(usize)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 556 - pub fn next>(&mut self) -> Option<(usize)> { [INFO] [stdout] 556 + pub fn next>(&mut self) -> Option { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> rope/src/interval.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | try!(write!(f, "{}, {}", self.start(), self.end())); [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] --> rope/src/interval.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | try!(write!(f, "[")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> rope/src/interval.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | try!(write!(f, "(")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> rope/src/interval.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | try!(write!(f, "]")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> rope/src/interval.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | try!(write!(f, ")")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> rope/src/lib.rs:412:33 [INFO] [stdout] | [INFO] [stdout] 412 | NodeVal::Leaf(_) => (self.len() >= MIN_LEAF), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 412 - NodeVal::Leaf(_) => (self.len() >= MIN_LEAF), [INFO] [stdout] 412 + NodeVal::Leaf(_) => self.len() >= MIN_LEAF, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> rope/src/lib.rs:413:46 [INFO] [stdout] | [INFO] [stdout] 413 | NodeVal::Internal(ref pieces) => (pieces.len() >= MIN_CHILDREN) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 413 - NodeVal::Internal(ref pieces) => (pieces.len() >= MIN_CHILDREN) [INFO] [stdout] 413 + NodeVal::Internal(ref pieces) => pieces.len() >= MIN_CHILDREN [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Checking deflate v0.7.18 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> rope/src/tree.rs:232:17 [INFO] [stdout] | [INFO] [stdout] 232 | let mut node1 = Arc::make_mut(&mut rope1.0); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> rope/src/rope.rs:137:24 [INFO] [stdout] | [INFO] [stdout] 137 | pub struct LinesMetric(usize); // number of lines [INFO] [stdout] | ----------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking num-integer v0.1.36 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking num-iter v0.1.35 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking png v0.11.0 [INFO] [stderr] Checking rayon v1.0.1 [INFO] [stderr] Checking jpeg-decoder v0.1.14 [INFO] [stderr] Checking image v0.18.0 [INFO] [stderr] Checking endo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gene.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | let mut gene = &mut genes[i]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gene.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | let mut gene = &mut genes[i]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:28:28 [INFO] [stdout] | [INFO] [stdout] 28 | Err(f) => { panic!(f.to_string()) } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 28 | Err(f) => { panic!("{}", f.to_string()) } [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:28:28 [INFO] [stdout] | [INFO] [stdout] 28 | Err(f) => { panic!(f.to_string()) } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 28 | Err(f) => { panic!("{}", f.to_string()) } [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.99s [INFO] running `Command { std: "docker" "inspect" "d6ee09464ac3b8c1c2510599975b6310a986ee556ea46b2f9c77eb54e268b755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6ee09464ac3b8c1c2510599975b6310a986ee556ea46b2f9c77eb54e268b755", kill_on_drop: false }` [INFO] [stdout] d6ee09464ac3b8c1c2510599975b6310a986ee556ea46b2f9c77eb54e268b755