[INFO] cloning repository https://github.com/mmirolim/algorithms [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmirolim/algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmirolim%2Falgorithms", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmirolim%2Falgorithms'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 07bb968d8fc5e48b709075258fdb447dcb3fd78b [INFO] checking mmirolim/algorithms against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmirolim%2Falgorithms" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mmirolim/algorithms [INFO] finished tweaking git repo https://github.com/mmirolim/algorithms [INFO] tweaked toml for git repo https://github.com/mmirolim/algorithms written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mmirolim/algorithms on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mmirolim/algorithms 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_derive v1.0.87 [INFO] [stderr] Downloaded rand_os v0.1.2 [INFO] [stderr] Downloaded memchr v2.1.3 [INFO] [stderr] Downloaded tinytemplate v1.0.1 [INFO] [stderr] Downloaded proc-macro2 v0.4.27 [INFO] [stderr] Downloaded criterion-plot v0.3.0 [INFO] [stderr] Downloaded serde v1.0.87 [INFO] [stderr] Downloaded serde_json v1.0.38 [INFO] [stderr] Downloaded criterion v0.2.9 [INFO] [stderr] Downloaded csv v1.0.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f1c025d2e6f19b319c3aa97de6cf03b03c9292203a8413409200d265a5d0d2c9 [INFO] running `Command { std: "docker" "start" "-a" "f1c025d2e6f19b319c3aa97de6cf03b03c9292203a8413409200d265a5d0d2c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1c025d2e6f19b319c3aa97de6cf03b03c9292203a8413409200d265a5d0d2c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1c025d2e6f19b319c3aa97de6cf03b03c9292203a8413409200d265a5d0d2c9", kill_on_drop: false }` [INFO] [stdout] f1c025d2e6f19b319c3aa97de6cf03b03c9292203a8413409200d265a5d0d2c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf10baea459c80c093c91a49cef905ce2bdeaa453f8308bfd6d52ad800875b9b [INFO] running `Command { std: "docker" "start" "-a" "bf10baea459c80c093c91a49cef905ce2bdeaa453f8308bfd6d52ad800875b9b", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.87 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Compiling memchr v2.1.3 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking criterion-plot v0.3.0 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking algos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/tsp.rs:53:79 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn nearest_neighbour_solution<'a, T: Distanced>(input: &'a Vec) -> Vec<&T> { [INFO] [stdout] | -- ^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 53 | pub fn nearest_neighbour_solution<'a, T: Distanced>(input: &'a Vec) -> Vec<&'a T> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/tsp.rs:180:80 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn closest_pair_brute_solution<'a, T: Distanced>(input: &'a Vec) -> Vec<&T> { [INFO] [stdout] | -- ^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 180 | pub fn closest_pair_brute_solution<'a, T: Distanced>(input: &'a Vec) -> Vec<&'a T> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_json v1.0.38 [INFO] [stderr] Checking csv v1.0.5 [INFO] [stderr] Checking tinytemplate v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.87 [INFO] [stderr] Checking criterion v0.2.9 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.63s [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/tsp.rs:53:79 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn nearest_neighbour_solution<'a, T: Distanced>(input: &'a Vec) -> Vec<&T> { [INFO] [stdout] | -- ^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 53 | pub fn nearest_neighbour_solution<'a, T: Distanced>(input: &'a Vec) -> Vec<&'a T> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/tsp.rs:180:80 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn closest_pair_brute_solution<'a, T: Distanced>(input: &'a Vec) -> Vec<&T> { [INFO] [stdout] | -- ^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 180 | pub fn closest_pair_brute_solution<'a, T: Distanced>(input: &'a Vec) -> Vec<&'a T> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 14` [INFO] running `Command { std: "docker" "inspect" "bf10baea459c80c093c91a49cef905ce2bdeaa453f8308bfd6d52ad800875b9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf10baea459c80c093c91a49cef905ce2bdeaa453f8308bfd6d52ad800875b9b", kill_on_drop: false }` [INFO] [stdout] bf10baea459c80c093c91a49cef905ce2bdeaa453f8308bfd6d52ad800875b9b