[INFO] cloning repository https://github.com/PlasmaPower/kmer-counter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PlasmaPower/kmer-counter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlasmaPower%2Fkmer-counter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlasmaPower%2Fkmer-counter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2c45214e26574202f848066e0a991ef5274443d0 [INFO] checking PlasmaPower/kmer-counter/2c45214e26574202f848066e0a991ef5274443d0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlasmaPower%2Fkmer-counter" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PlasmaPower/kmer-counter on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/PlasmaPower/kmer-counter [INFO] finished tweaking git repo https://github.com/PlasmaPower/kmer-counter [INFO] tweaked toml for git repo https://github.com/PlasmaPower/kmer-counter written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/PlasmaPower/kmer-counter 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded jobsteal v0.5.1 [INFO] [stderr] Downloaded log v0.3.6 [INFO] [stderr] Downloaded rustc-demangle v0.1.3 [INFO] [stderr] Downloaded vec_map v0.6.0 [INFO] [stderr] Downloaded unicode-segmentation v0.1.2 [INFO] [stderr] Downloaded unicode-width v0.1.3 [INFO] [stderr] Downloaded error-chain v0.7.1 [INFO] [stderr] Downloaded gcc v0.3.38 [INFO] [stderr] Downloaded fs2 v0.3.0 [INFO] [stderr] Downloaded clap v2.19.0 [INFO] [stderr] Downloaded memmap v0.5.0 [INFO] [stderr] Downloaded backtrace-sys v0.1.5 [INFO] [stderr] Downloaded crossbeam v0.2.10 [INFO] [stderr] Downloaded term_size v0.2.1 [INFO] [stderr] Downloaded backtrace v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e3078399b276a71868f57ae5f58c241a45df903400fbcbfdd1d4720f5dcb01e [INFO] running `Command { std: "docker" "start" "-a" "9e3078399b276a71868f57ae5f58c241a45df903400fbcbfdd1d4720f5dcb01e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e3078399b276a71868f57ae5f58c241a45df903400fbcbfdd1d4720f5dcb01e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e3078399b276a71868f57ae5f58c241a45df903400fbcbfdd1d4720f5dcb01e", kill_on_drop: false }` [INFO] [stdout] 9e3078399b276a71868f57ae5f58c241a45df903400fbcbfdd1d4720f5dcb01e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 109b1631df42adbfef8560ec4bc9351d536d8621ae8ea21d5af31e2a42bb1b3b [INFO] running `Command { std: "docker" "start" "-a" "109b1631df42adbfef8560ec4bc9351d536d8621ae8ea21d5af31e2a42bb1b3b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.17 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling gcc v0.3.38 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Checking cfg-if v0.1.0 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking rustc-demangle v0.1.3 [INFO] [stderr] Checking log v0.3.6 [INFO] [stderr] Checking vec_map v0.6.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking unicode-width v0.1.3 [INFO] [stderr] Checking crossbeam v0.2.10 [INFO] [stderr] Checking strsim v0.5.2 [INFO] [stderr] Checking unicode-segmentation v0.1.2 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking term_size v0.2.1 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking memmap v0.5.0 [INFO] [stderr] Compiling backtrace-sys v0.1.5 [INFO] [stderr] Checking clap v2.19.0 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking error-chain v0.7.1 [INFO] [stderr] Checking jobsteal v0.5.1 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking kmer-counter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/get_kmers.rs:38:25 [INFO] [stdout] | [INFO] [stdout] 38 | let n: u8 = try!(n).into(); [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:45:22 [INFO] [stdout] | [INFO] [stdout] 45 | let mut inputs = try!(inputs.into_iter() [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:107:18 [INFO] [stdout] | [INFO] [stdout] 107 | let counts = try!(input_counts.into_inner() [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:112:18 [INFO] [stdout] | [INFO] [stdout] 112 | let counts = try!(counts.chain_err(|| "Encountered an error during k-mer counting")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/readers/mmap.rs:51:16 [INFO] [stdout] | [INFO] [stdout] 51 | let mmap = try!(Mmap::open_path(path, memmap::Protection::Read) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/readers/file.rs:21:16 [INFO] [stdout] | [INFO] [stdout] 21 | let file = try!(File::open(path).chain_err(|| "Failed to open input file")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/get_kmers.rs:38:25 [INFO] [stdout] | [INFO] [stdout] 38 | let n: u8 = try!(n).into(); [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:45:22 [INFO] [stdout] | [INFO] [stdout] 45 | let mut inputs = try!(inputs.into_iter() [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:107:18 [INFO] [stdout] | [INFO] [stdout] 107 | let counts = try!(input_counts.into_inner() [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/runner.rs:112:18 [INFO] [stdout] | [INFO] [stdout] 112 | let counts = try!(counts.chain_err(|| "Encountered an error during k-mer counting")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/readers/mmap.rs:51:16 [INFO] [stdout] | [INFO] [stdout] 51 | let mmap = try!(Mmap::open_path(path, memmap::Protection::Read) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/readers/file.rs:21:16 [INFO] [stdout] | [INFO] [stdout] 21 | let file = try!(File::open(path).chain_err(|| "Failed to open input file")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error_string.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | 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] = 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 | 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/error_string.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | 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] = 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 | 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:49:53 [INFO] [stdout] | [INFO] [stdout] 49 | Box::new(it.map(Ok)) as Box> + Send + Sync> [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] 49 | Box::new(it.map(Ok)) as Box> + Send + Sync> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:53:51 [INFO] [stdout] | [INFO] [stdout] 53 | .map(|it| Box::new(it) as Box> + Send + Sync>) [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] 53 | .map(|it| Box::new(it) as Box> + Send + Sync>) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:61:28 [INFO] [stdout] | [INFO] [stdout] 61 | as Box> + Send + Sync>); [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] 61 | as Box> + Send + Sync>); [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:108:55 [INFO] [stdout] | [INFO] [stdout] 108 | .map_err(|e| ErrorString::new(e.description().to_string())) // e is not Sync [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:49:53 [INFO] [stdout] | [INFO] [stdout] 49 | Box::new(it.map(Ok)) as Box> + Send + Sync> [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] 49 | Box::new(it.map(Ok)) as Box> + Send + Sync> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:53:51 [INFO] [stdout] | [INFO] [stdout] 53 | .map(|it| Box::new(it) as Box> + Send + Sync>) [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] 53 | .map(|it| Box::new(it) as Box> + Send + Sync>) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner.rs:61:28 [INFO] [stdout] | [INFO] [stdout] 61 | as Box> + Send + Sync>); [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] 61 | as Box> + Send + Sync>); [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:108:55 [INFO] [stdout] | [INFO] [stdout] 108 | .map_err(|e| ErrorString::new(e.description().to_string())) // e is not Sync [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/kmer_tree.rs:42:24 [INFO] [stdout] | [INFO] [stdout] 42 | while let Some(mut count) = self.counts.get_mut(self.index) { [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/kmer_tree.rs:42:24 [INFO] [stdout] | [INFO] [stdout] 42 | while let Some(mut count) = self.counts.get_mut(self.index) { [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: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.74s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0, clap v2.19.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "109b1631df42adbfef8560ec4bc9351d536d8621ae8ea21d5af31e2a42bb1b3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "109b1631df42adbfef8560ec4bc9351d536d8621ae8ea21d5af31e2a42bb1b3b", kill_on_drop: false }` [INFO] [stdout] 109b1631df42adbfef8560ec4bc9351d536d8621ae8ea21d5af31e2a42bb1b3b