[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 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [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 ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustc-demangle v0.1.3 [INFO] [stderr] Downloaded cfg-if v0.1.0 [INFO] [stderr] Downloaded term_size v0.2.1 [INFO] [stderr] Downloaded vec_map v0.6.0 [INFO] [stderr] Downloaded unicode-width v0.1.3 [INFO] [stderr] Downloaded crossbeam v0.2.10 [INFO] [stderr] Downloaded unicode-segmentation v0.1.2 [INFO] [stderr] Downloaded clap v2.19.0 [INFO] [stderr] Downloaded backtrace-sys v0.1.5 [INFO] [stderr] Downloaded backtrace v0.3.0 [INFO] [stderr] Downloaded error-chain v0.7.1 [INFO] [stderr] Downloaded gcc v0.3.38 [INFO] [stderr] Downloaded memmap v0.5.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 75ecc9b18874bcd6d10493c4b29d0bba1e55375068f9991270852a141ac214dc [INFO] running `Command { std: "docker" "start" "-a" "75ecc9b18874bcd6d10493c4b29d0bba1e55375068f9991270852a141ac214dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75ecc9b18874bcd6d10493c4b29d0bba1e55375068f9991270852a141ac214dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75ecc9b18874bcd6d10493c4b29d0bba1e55375068f9991270852a141ac214dc", kill_on_drop: false }` [INFO] [stdout] 75ecc9b18874bcd6d10493c4b29d0bba1e55375068f9991270852a141ac214dc [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bbe57556fc11f93ee8b95e6b016fa057d5eaa6d84de9bd59c99865d4d14dcd1a [INFO] running `Command { std: "docker" "start" "-a" "bbe57556fc11f93ee8b95e6b016fa057d5eaa6d84de9bd59c99865d4d14dcd1a", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.17 [INFO] [stderr] Compiling gcc v0.3.38 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Checking cfg-if v0.1.0 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Checking rustc-demangle v0.1.3 [INFO] [stderr] Checking unicode-segmentation v0.1.2 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking strsim v0.5.2 [INFO] [stderr] Checking log v0.3.6 [INFO] [stderr] Checking crossbeam v0.2.10 [INFO] [stderr] Checking unicode-width v0.1.3 [INFO] [stderr] Checking vec_map v0.6.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking term_size v0.2.1 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking memmap v0.5.0 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking clap v2.19.0 [INFO] [stderr] Compiling backtrace-sys v0.1.5 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking jobsteal v0.5.1 [INFO] [stderr] Checking error-chain v0.7.1 [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: the item `jobsteal` is imported redundantly [INFO] [stdout] --> src/runner.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use jobsteal; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate jobsteal; [INFO] [stdout] | ---------------------- the item `jobsteal` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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: the item `memmap` is imported redundantly [INFO] [stdout] --> src/readers/mmap.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use memmap; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate memmap; [INFO] [stdout] | -------------------- the item `memmap` is already imported here [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: the item `jobsteal` is imported redundantly [INFO] [stdout] --> src/runner.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use jobsteal; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate jobsteal; [INFO] [stdout] | ---------------------- the item `jobsteal` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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: the item `memmap` is imported redundantly [INFO] [stdout] --> src/readers/mmap.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use memmap; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate memmap; [INFO] [stdout] | -------------------- the item `memmap` is already imported here [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: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: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: 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: 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: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.78s [INFO] running `Command { std: "docker" "inspect" "bbe57556fc11f93ee8b95e6b016fa057d5eaa6d84de9bd59c99865d4d14dcd1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbe57556fc11f93ee8b95e6b016fa057d5eaa6d84de9bd59c99865d4d14dcd1a", kill_on_drop: false }` [INFO] [stdout] bbe57556fc11f93ee8b95e6b016fa057d5eaa6d84de9bd59c99865d4d14dcd1a [INFO] checking PlasmaPower/kmer-counter against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlasmaPower%2Fkmer-counter" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PlasmaPower/kmer-counter on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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-tc2/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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7144a4658610380b561e93dad9f942e08f86b77a148ffe6ef77cceee8e620b1 [INFO] running `Command { std: "docker" "start" "-a" "f7144a4658610380b561e93dad9f942e08f86b77a148ffe6ef77cceee8e620b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7144a4658610380b561e93dad9f942e08f86b77a148ffe6ef77cceee8e620b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7144a4658610380b561e93dad9f942e08f86b77a148ffe6ef77cceee8e620b1", kill_on_drop: false }` [INFO] [stdout] f7144a4658610380b561e93dad9f942e08f86b77a148ffe6ef77cceee8e620b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7cac2f780425e3d3dadfffbbb884047eec074f8dd4b375a41a97a9f193b3cab4 [INFO] running `Command { std: "docker" "start" "-a" "7cac2f780425e3d3dadfffbbb884047eec074f8dd4b375a41a97a9f193b3cab4", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.17 [INFO] [stderr] Compiling gcc v0.3.38 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Checking rustc-demangle v0.1.3 [INFO] [stderr] Checking cfg-if v0.1.0 [INFO] [stderr] Checking log v0.3.6 [INFO] [stderr] Checking unicode-width v0.1.3 [INFO] [stderr] Checking vec_map v0.6.0 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking crossbeam v0.2.10 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking strsim v0.5.2 [INFO] [stderr] Checking unicode-segmentation v0.1.2 [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 rand v0.3.15 [INFO] [stderr] Checking term_size v0.2.1 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking memmap v0.5.0 [INFO] [stderr] Checking clap v2.19.0 [INFO] [stderr] Compiling backtrace-sys v0.1.5 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking jobsteal v0.5.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.1.80/src/exec.rs:726:13 [INFO] [stdout] | [INFO] [stdout] 726 | / match dfa::Fsm::reverse( [INFO] [stdout] 727 | | &self.ro.dfa_reverse, [INFO] [stdout] 728 | | &self.cache, [INFO] [stdout] 729 | | false, [INFO] [stdout] ... | [INFO] [stdout] 736 | | Quit => return Some(Quit), [INFO] [stdout] 737 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking error-chain v0.7.1 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7cac2f780425e3d3dadfffbbb884047eec074f8dd4b375a41a97a9f193b3cab4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cac2f780425e3d3dadfffbbb884047eec074f8dd4b375a41a97a9f193b3cab4", kill_on_drop: false }` [INFO] [stdout] 7cac2f780425e3d3dadfffbbb884047eec074f8dd4b375a41a97a9f193b3cab4